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< a href = "clause_8cc.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #include " < a class = "code" href = "clause_8h.html" > ortools/sat/clause.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "preprocessor" > #include < algorithm> < / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < functional> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include " < a class = "code" href = "base_2logging_8h.html" > ortools/base/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include " < a class = "code" href = "stl__util_8h.html" > ortools/base/stl_util.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__vector_8h.html" > ortools/base/strong_vector.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " < a class = "code" href = "timer_8h.html" > ortools/base/timer.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strongly__connected__components_8h.html" > ortools/graph/strongly_connected_components.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "comment" > // Returns true if the given watcher list contains the given clause.< / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > Watcher> < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "keywordtype" > bool< / span > WatcherListContains(< span class = "keyword" > const< / span > std::vector< Watcher> & list,< / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "keyword" > const< / span > SatClause& candidate) {< / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Watcher& watcher : list) {< / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "keywordflow" > if< / span > (watcher.clause == & candidate) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > }< / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > }< / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "comment" > // A simple wrapper to simplify the erase(std::remove_if()) pattern.< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > Container, < span class = "keyword" > typename< / span > Predicate> < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "keywordtype" > void< / span > RemoveIf(Container c, Predicate p) {< / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > c-> erase(std::remove_if(c-> begin(), c-> end(), p), c-> end());< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > }< / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "comment" > // ----- LiteralWatchers -----< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1c7c594a8c50b3a60f4b67b74da2e4ed" > 54< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1c7c594a8c50b3a60f4b67b74da2e4ed" > LiteralWatchers::LiteralWatchers< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > (< span class = "stringliteral" > " LiteralWatchers" < / span > ),< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > implication_graph_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > > ()),< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > trail_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()),< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > num_inspected_clauses_(0),< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > num_inspected_clause_literals_(0),< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > num_watched_clauses_(0),< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > stats_(< span class = "stringliteral" > " LiteralWatchers" < / span > ) {< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > RegisterPropagator< / a > (< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > }< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac5790e264f5bf7307a81ca51f1e0db66" > 65< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac5790e264f5bf7307a81ca51f1e0db66" > LiteralWatchers::~LiteralWatchers< / a > () {< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < a class = "code hl_function" href = "namespacegtl.html#a4ee3db0c4acaa0f277a0d7006f5ad1e6" > gtl::STLDeleteElements< / a > (& clauses_);< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < a class = "code hl_define" href = "stats_8h.html#a3c3e6b102f0d91c523099325c98e1887" > IF_STATS_ENABLED< / a > (< a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < stats_.< a class = "code hl_function" href = "classoperations__research_1_1_stats_group.html#af9bc435481ae9e6e60d66a65d5394a7f" > StatString< / a > ());< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > }< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af7fbbd00f0e631ce361b5ce6636b2017" > 70< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af7fbbd00f0e631ce361b5ce6636b2017" > LiteralWatchers::Resize< / a > (< span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (is_clean_);< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > watchers_on_false_.resize(num_variables < < 1);< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > reasons_.resize(num_variables);< / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#abf34ab06e7250e92954c2b5a263e5612" > Resize< / a > (LiteralIndex(num_variables < < 1));< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > }< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "comment" > // Note that this is the only place where we add Watcher so the DCHECK< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // guarantees that there are no duplicates.< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "keywordtype" > void< / span > LiteralWatchers::AttachOnFalse(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > blocking_literal,< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause) {< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (is_clean_);< / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!WatcherListContains(watchers_on_false_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()], *clause));< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > watchers_on_false_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()].push_back(< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > Watcher(clause, blocking_literal));< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > }< / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "keywordtype" > bool< / span > LiteralWatchers::PropagateOnFalse(Literal false_literal, < a class = "code hl_struct" href = "structoperations__research_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (is_clean_);< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > std::vector< Watcher> & watchers = watchers_on_false_[false_literal.Index()];< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "keyword" > const< / span > VariablesAssignment& assignment = trail-> Assignment();< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "comment" > // Note(user): It sounds better to inspect the list in order, this is because< / span > < / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "comment" > // small clauses like binary or ternary clauses will often propagate and thus< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > // stay at the beginning of the list.< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "keyword" > auto< / span > new_it = watchers.begin();< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7" > end< / a > = watchers.end();< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "keywordflow" > while< / span > (new_it != < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7" > end< / a > & & assignment.LiteralIsTrue(new_it-> blocking_literal)) {< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > ++new_it;< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > }< / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > it = new_it; it != < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7" > end< / a > ; ++it) {< / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // Don' t even look at the clause memory if the blocking literal is true.< / span > < / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsTrue(it-> blocking_literal)) {< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > *new_it++ = *it;< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > }< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > ++num_inspected_clauses_;< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "comment" > // If the other watched literal is true, just change the blocking literal.< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "comment" > // Note that we use the fact that the first two literals of the clause are< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // the ones currently watched.< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > Literal* literals = it-> clause-> literals();< / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "keyword" > const< / span > Literal other_watched_literal(< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > LiteralIndex(literals[0].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ().< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > () ^ literals[1].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ().< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > () ^< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > false_literal.Index().value()));< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsTrue(other_watched_literal)) {< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > *new_it = *it;< / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > new_it-> blocking_literal = other_watched_literal;< / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > ++new_it;< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > ++num_inspected_clause_literals_;< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > }< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "comment" > // Look for another literal to watch. We go through the list in a cyclic< / span > < / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < span class = "comment" > // fashion from start. The first two literals can be ignored as they are the< / span > < / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "comment" > // watched ones.< / span > < / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > {< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > = it-> start_index;< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = it-> clause-> size();< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < a class = "code hl_define" href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > (< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > , 2);< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "keywordtype" > int< / span > i = < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ;< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < span class = "keywordflow" > while< / span > (i < size & & assignment.LiteralIsFalse(literals[i])) ++i;< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > num_inspected_clause_literals_ += i - < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > + 2;< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "keywordflow" > if< / span > (i > = size) {< / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > i = 2;< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < span class = "keywordflow" > while< / span > (i < < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > & & assignment.LiteralIsFalse(literals[i])) ++i;< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > num_inspected_clause_literals_ += i - 2;< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "keywordflow" > if< / span > (i > = < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ) i = size;< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > }< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "keywordflow" > if< / span > (i < size) {< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "comment" > // literal[i] is unassigned or true, it' s now the new literal to watch.< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "comment" > // Note that by convention, we always keep the two watched literals at< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "comment" > // the beginning of the clause.< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > literals[0] = other_watched_literal;< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > literals[1] = literals[i];< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > literals[i] = false_literal;< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > watchers_on_false_[literals[1].Index()].emplace_back(< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > it-> clause, other_watched_literal, i + 1);< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > }< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > }< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > // At this point other_watched_literal is either false or unassigned, all< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "comment" > // other literals are false.< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(other_watched_literal)) {< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "comment" > // Conflict: All literals of it-> clause are false.< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "comment" > // Note(user): we could avoid a copy here, but the conflict analysis< / span > < / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < span class = "comment" > // complexity will be a lot higher than this anyway.< / span > < / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > trail-> MutableConflict()-> assign(it-> clause-> begin(), it-> clause-> end());< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > trail-> SetFailingSatClause(it-> clause);< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > num_inspected_clause_literals_ += it - watchers.begin() + 1;< / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > watchers.erase(new_it, it);< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "comment" > // Propagation: other_watched_literal is unassigned, set it to true and< / span > < / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "comment" > // put it at position 0. Note that the position 0 is important because< / span > < / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "comment" > // we will need later to recover the literal that was propagated from the< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "comment" > // clause using this convention.< / span > < / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > literals[0] = other_watched_literal;< / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > literals[1] = false_literal;< / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > reasons_[trail-> Index()] = it-> clause;< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > trail-> Enqueue(other_watched_literal, < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > );< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > *new_it++ = *it;< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > }< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > }< / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > num_inspected_clause_literals_ += watchers.size(); < span class = "comment" > // The blocking ones.< / span > < / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > watchers.erase(new_it, < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7" > end< / a > );< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > }< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1f591be5334541874ba049873235f0a9" > 184< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1f591be5334541874ba049873235f0a9" > LiteralWatchers::Propagate< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_index = trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "keywordflow" > while< / span > (trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > () == old_index & & < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > < old_index) {< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = (*trail)[< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > ++];< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < span class = "keywordflow" > if< / span > (!PropagateOnFalse(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated(), trail)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > }< / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > }< / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5aa25e6e306c7158c11d2053170379a2" > 193< / a > < / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5aa25e6e306c7158c11d2053170379a2" > LiteralWatchers::Reason< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail,< / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "keywordtype" > int< / span > trail_index)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "keywordflow" > return< / span > reasons_[trail_index]-> PropagationReason();< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > }< / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaf9f3bc83c843a94dd2240e2a81a5e3b" > 198< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaf9f3bc83c843a94dd2240e2a81a5e3b" > LiteralWatchers::ReasonClause< / a > (< span class = "keywordtype" > int< / span > trail_index)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "keywordflow" > return< / span > reasons_[trail_index];< / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > }< / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a7d2183715f2bb5f2583cf4393f958266" > 202< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > LiteralWatchers::AddClause< / a > (absl::Span< const Literal> literals) {< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > AddClause< / a > (literals, trail_);< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > }< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > 206< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > LiteralWatchers::AddClause< / a > (absl::Span< const Literal> literals,< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > SatClause::Create< / a > (literals);< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > clauses_.push_back(clause);< / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "keywordflow" > return< / span > AttachAndPropagate(clause, trail);< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > }< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a6af58ea401f90fe1a40be4558dba478a" > 213< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a6af58ea401f90fe1a40be4558dba478a" > LiteralWatchers::AddRemovableClause< / a > (< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < span class = "keyword" > const< / span > std::vector< Literal> & literals, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > SatClause::Create< / a > (literals);< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > clauses_.push_back(clause);< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (AttachAndPropagate(clause, trail));< / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "keywordflow" > return< / span > clause;< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > }< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "comment" > // Sets up the 2-watchers data structure. It selects two non-false literals< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "comment" > // and attaches the clause to the event: one of the watched literals become< / span > < / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "comment" > // false. It returns false if the clause only contains literals assigned to< / span > < / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < span class = "comment" > // false. If only one literals is not false, it propagates it to true if it< / span > < / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < span class = "comment" > // is not already assigned.< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < span class = "keywordtype" > bool< / span > LiteralWatchers::AttachAndPropagate(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > ();< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > * literals = clause-> literals();< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "comment" > // Select the first two literals that are not assigned to false and put them< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "comment" > // on position 0 and 1.< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "keywordtype" > int< / span > num_literal_not_false = 0;< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < size; ++i) {< / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "keywordflow" > if< / span > (!trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (literals[i])) {< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (literals[i], literals[num_literal_not_false]);< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > ++num_literal_not_false;< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "keywordflow" > if< / span > (num_literal_not_false == 2) {< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > }< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > }< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > }< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < span class = "comment" > // Returns false if all the literals were false.< / span > < / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < span class = "comment" > // This should only happen on an UNSAT problem, and there is no need to attach< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // the clause in this case.< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "keywordflow" > if< / span > (num_literal_not_false == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < span class = "keywordflow" > if< / span > (num_literal_not_false == 1) {< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < span class = "comment" > // To maintain the validity of the 2-watcher algorithm, we need to watch< / span > < / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < span class = "comment" > // the false literal with the highest decision level.< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < span class = "keywordtype" > int< / span > max_level = trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (literals[1].Variable()).< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > ;< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 2; i < size; ++i) {< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > level = trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (literals[i].Variable()).< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > ;< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < span class = "keywordflow" > if< / span > (level > max_level) {< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > max_level = level;< / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (literals[1], literals[i]);< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > }< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > }< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // Propagates literals[0] if it is unassigned.< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "keywordflow" > if< / span > (!trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (literals[0])) {< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > reasons_[trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()] = clause;< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (literals[0], < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > );< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > }< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > }< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > ++num_watched_clauses_;< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > AttachOnFalse(literals[0], literals[1], clause);< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > AttachOnFalse(literals[1], literals[0], clause);< / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > }< / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aab96a842b592211bf178caaf41e41f1d" > 275< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aab96a842b592211bf178caaf41e41f1d" > LiteralWatchers::Attach< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > * literals = clause-> literals();< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (literals[0]));< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (literals[1]));< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > ++num_watched_clauses_;< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > AttachOnFalse(literals[0], literals[1], clause);< / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > AttachOnFalse(literals[1], literals[0], clause);< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > }< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "keywordtype" > void< / span > LiteralWatchers::InternalDetach(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause) {< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > --num_watched_clauses_;< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > size = clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > ();< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > & & size > 2) {< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > ({clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a038d65130c9a8115fd34fcad758a2bbe" > begin< / a > (), size});< / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > }< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > clauses_info_.erase(clause);< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > clause-> Clear();< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > }< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6bd51395bef8b42ac66ad9b52635084" > 295< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6bd51395bef8b42ac66ad9b52635084" > LiteralWatchers::LazyDetach< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause) {< / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > InternalDetach(clause);< / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > is_clean_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > FirstLiteral< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ());< / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > SecondLiteral< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ());< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > }< / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > < / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af3769ff2cdf469ae4a13cc4f6b15bc14" > 302< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af3769ff2cdf469ae4a13cc4f6b15bc14" > LiteralWatchers::Detach< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause) {< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > InternalDetach(clause);< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : {clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > FirstLiteral< / a > (), clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > SecondLiteral< / a > ()}) {< / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (l.Index());< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > RemoveIf(& (watchers_on_false_[l.Index()]), [](< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html" > Watcher< / a > & watcher) {< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > return !watcher.clause-> IsAttached();< / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > });< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > }< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > }< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > < / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > 312< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > LiteralWatchers::DetachAllClauses< / a > () {< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "keywordflow" > if< / span > (!all_clauses_are_attached_) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > all_clauses_are_attached_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > < / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > < span class = "comment" > // This is easy, and this allows to reset memory if some watcher lists where< / span > < / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < span class = "comment" > // really long at some point.< / span > < / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > is_clean_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > num_watched_clauses_ = 0;< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > watchers_on_false_.clear();< / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > }< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a56cba28a88a7cffa362a362fdce24dc3" > 323< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a56cba28a88a7cffa362a362fdce24dc3" > LiteralWatchers::AttachAllClauses< / a > () {< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "keywordflow" > if< / span > (all_clauses_are_attached_) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > all_clauses_are_attached_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > < / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#aa7d76b766faf39c1652b6617eac5fe20" > ClearAll< / a > (); < span class = "comment" > // This doesn' t resize it.< / span > < / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > watchers_on_false_.resize(needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a2fa637a68bc1b88e3d5da4f97932411a" > size< / a > ().value());< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > DeleteRemovedClauses< / a > ();< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause : clauses_) {< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > ++num_watched_clauses_;< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > (clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > (), 2);< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > AttachOnFalse(clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > FirstLiteral< / a > (), clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > SecondLiteral< / a > (), clause);< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > AttachOnFalse(clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > SecondLiteral< / a > (), clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > FirstLiteral< / a > (), clause);< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > }< / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > }< / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > < / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "comment" > // This one do not need the clause to be detached.< / span > < / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > 340< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > LiteralWatchers::InprocessingFixLiteral< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal) {< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > (), 0);< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({true_literal});< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > }< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "comment" > // TODO(user): remove the test when the DRAT issue with fixed literal is< / span > < / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > < span class = "comment" > // resolved.< / span > < / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < span class = "keywordflow" > if< / span > (!trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (true_literal)) {< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#afb89e56bea39296ff292b51a84491875" > EnqueueWithUnitReason< / a > (true_literal);< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > < span class = "comment" > // Even when all clauses are detached, we can propagate the implication< / span > < / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > < span class = "comment" > // graph and we do that right away.< / span > < / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > < span class = "keywordflow" > return< / span > implication_graph_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > Propagate< / a > (trail_);< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > }< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > }< / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < span class = "comment" > // TODO(user): We could do something slower if the clauses are attached like< / span > < / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > < span class = "comment" > // we do for InprocessingRewriteClause().< / span > < / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > 359< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > LiteralWatchers::InprocessingRemoveClause< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause) {< / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!all_clauses_are_attached_);< / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > (clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a032da0acc85935dc44b2b885071bf7f7" > AsSpan< / a > ());< / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > }< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > clauses_info_.erase(clause);< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > clause-> Clear();< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > }< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > < / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > 368< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > LiteralWatchers::InprocessingRewriteClause< / a > (< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause, absl::Span< const Literal> new_clause) {< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < span class = "keywordflow" > if< / span > (new_clause.empty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // UNSAT.< / span > < / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > ) {< / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : new_clause) {< / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (l));< / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > }< / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > }< / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > < span class = "keywordflow" > if< / span > (new_clause.size() == 1) {< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (new_clause[0])) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > }< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > < / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < span class = "keywordflow" > if< / span > (new_clause.size() == 2) {< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > implication_graph_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > AddBinaryClause< / a > (new_clause[0], new_clause[1]);< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > }< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > < span class = "comment" > // We must write the new clause before we delete the old one.< / span > < / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > (new_clause);< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > (clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a032da0acc85935dc44b2b885071bf7f7" > AsSpan< / a > ());< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > }< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < span class = "keywordflow" > if< / span > (all_clauses_are_attached_) {< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "comment" > // We can still rewrite the clause, but it is inefficient. We first< / span > < / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > < span class = "comment" > // detach it in a non-lazy way.< / span > < / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > --num_watched_clauses_;< / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > clause-> Clear();< / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : {clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > FirstLiteral< / a > (), clause-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > SecondLiteral< / a > ()}) {< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (l.Index());< / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > RemoveIf(& (watchers_on_false_[l.Index()]), [](< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html" > Watcher< / a > & watcher) {< / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > return !watcher.clause-> IsAttached();< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > });< / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > }< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > }< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > < / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > clause-> Rewrite(new_clause);< / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > < / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > < span class = "comment" > // And we re-attach it.< / span > < / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < span class = "keywordflow" > if< / span > (all_clauses_are_attached_) < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aab96a842b592211bf178caaf41e41f1d" > Attach< / a > (clause, trail_);< / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > }< / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a74971b631e1b357b2f440dff321b5c9b" > 416< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a74971b631e1b357b2f440dff321b5c9b" > LiteralWatchers::InprocessingAddClause< / a > (< / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > absl::Span< const Literal> new_clause) {< / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!new_clause.empty());< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!all_clauses_are_attached_);< / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > ) {< / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : new_clause) {< / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (l));< / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > }< / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > }< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < span class = "keywordflow" > if< / span > (new_clause.size() == 1) {< / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < span class = "comment" > // TODO(user): We should return false...< / span > < / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (new_clause[0])) < span class = "keywordflow" > return< / span > < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > }< / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "keywordflow" > if< / span > (new_clause.size() == 2) {< / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > implication_graph_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > AddBinaryClause< / a > (new_clause[0], new_clause[1]);< / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > }< / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > SatClause::Create< / a > (new_clause);< / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > clauses_.push_back(clause);< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "keywordflow" > return< / span > clause;< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > }< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae57f3c4e72eb63a34fa09e707a18e6d3" > 442< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae57f3c4e72eb63a34fa09e707a18e6d3" > LiteralWatchers::CleanUpWatchers< / a > () {< / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > < span class = "keywordflow" > for< / span > (LiteralIndex < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > PositionsSetAtLeastOnce< / a > ()) {< / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (needs_cleaning_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]);< / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > RemoveIf(& (watchers_on_false_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]), [](< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html" > Watcher< / a > & watcher) {< / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "keywordflow" > return< / span > !watcher.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#ad6bf9b00a3144ebd5ded72037f2b577f" > clause< / a > -> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad8932e395fe5c508700b7f95d3064aef" > IsAttached< / a > ();< / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > });< / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > );< / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > }< / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a399d93a7ffba068b02341291d703fef7" > NotifyAllClear< / a > ();< / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > is_clean_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > }< / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > 455< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > LiteralWatchers::DeleteRemovedClauses< / a > () {< / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (is_clean_);< / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < span class = "comment" > // Update to_minimize_index_.< / span > < / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > < span class = "keywordflow" > if< / span > (to_minimize_index_ > = clauses_.size()) {< / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > to_minimize_index_ = clauses_.size();< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > }< / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > to_minimize_index_ =< / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > std::stable_partition(clauses_.begin(),< / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > clauses_.begin() + to_minimize_index_,< / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > [](< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ) { return a-> IsAttached(); }) -< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > clauses_.begin();< / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > < span class = "comment" > // Do the proper deletion.< / span > < / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > std::vector< SatClause*> ::iterator iter =< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > std::stable_partition(clauses_.begin(), clauses_.end(),< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > [](< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ) { return a-> IsAttached(); });< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > < a class = "code hl_function" href = "namespacegtl.html#a88a7129153c63a150516ea2f617b767b" > gtl::STLDeleteContainerPointers< / a > (iter, clauses_.end());< / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > clauses_.erase(iter, clauses_.end());< / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > }< / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "comment" > // ----- BinaryImplicationGraph -----< / span > < / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > < / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af7fbbd00f0e631ce361b5ce6636b2017" > 478< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af7fbbd00f0e631ce361b5ce6636b2017" > BinaryImplicationGraph::Resize< / a > (< span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > implications_.resize(num_variables < < 1);< / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > is_redundant_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (implications_.size(), < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > is_removed_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (implications_.size(), < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > estimated_sizes_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (implications_.size(), 0);< / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > in_direct_implications_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (implications_.size(), < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > reasons_.resize(num_variables);< / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > }< / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < span class = "comment" > // TODO(user): Not all of the solver knows about representative literal, do< / span > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "comment" > // use them here and in AddBinaryClauseDuringSearch() to maintains invariant?< / span > < / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > < span class = "comment" > // Explore this when we start cleaning our clauses using equivalence during< / span > < / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > < span class = "comment" > // search. We can easily do it for every conflict we learn instead of here.< / span > < / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > 492< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > BinaryImplicationGraph::AddBinaryClause< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) {< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > < span class = "comment" > // TODO(user): Like this we will duplicate all binary clause from the< / span > < / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > < span class = "comment" > // problem. However this leads to a simpler API (since we don' t need to< / span > < / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > < span class = "comment" > // special case the loading of the original clauses) and we mainly use drat< / span > < / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < span class = "comment" > // proof for testing anyway.< / span > < / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > });< / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > }< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > estimated_sizes_[< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .NegatedIndex()]++;< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > estimated_sizes_[< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .NegatedIndex()]++;< / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > implications_[< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .NegatedIndex()].push_back(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > );< / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > implications_[< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .NegatedIndex()].push_back(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > );< / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > is_dag_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > num_implications_ += 2;< / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > }< / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4a2107f2a0daf6968b6c0dded5964497" > 509< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4a2107f2a0daf6968b6c0dded5964497" > BinaryImplicationGraph::AddBinaryClauseDuringSearch< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) {< / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > < span class = "keywordflow" > if< / span > (num_implications_ == 0) < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > AddBinaryClause< / a > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > );< / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & assignment = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ();< / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > 515< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > )) {< / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsAssigned(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > )) {< / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > )) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > reasons_[trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()] = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ;< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > , < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > );< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > }< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > )) {< / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < span class = "keywordflow" > if< / span > (!assignment.LiteralIsAssigned(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > )) {< / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > reasons_[trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()] = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ;< / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > );< / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > }< / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > }< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > is_dag_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > }< / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aec717d6bc59b3b48bb21276a081c62c1" > 532< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aec717d6bc59b3b48bb21276a081c62c1" > BinaryImplicationGraph::AddAtMostOne< / a > (< / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > absl::Span< const Literal> at_most_one) {< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > (), 0);< / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > < span class = "keywordflow" > if< / span > (at_most_one.size() < = 1) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > < / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < span class = "comment" > // Temporarily copy the at_most_one constraint at the end of< / span > < / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > < span class = "comment" > // at_most_one_buffer_. It will be cleaned up and added by< / span > < / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < span class = "comment" > // CleanUpAndAddAtMostOnes().< / span > < / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > base_index = at_most_one_buffer_.size();< / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > at_most_one_buffer_.insert(at_most_one_buffer_.end(), at_most_one.begin(),< / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > at_most_one.end());< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > at_most_one_buffer_.push_back(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ));< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > < / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > is_dag_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > < span class = "keywordflow" > return< / span > CleanUpAndAddAtMostOnes(base_index);< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > }< / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > < / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > < span class = "comment" > // TODO(user): remove duplication with< / span > < / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > < span class = "comment" > // LiteralWatchers::InprocessingFixLiteral();< / span > < / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > < span class = "keywordtype" > bool< / span > BinaryImplicationGraph::FixLiteral(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal) {< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > < span class = "keywordflow" > if< / span > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (true_literal)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < span class = "keywordflow" > if< / span > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (true_literal)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > < / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({true_literal});< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > }< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > < / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#afb89e56bea39296ff292b51a84491875" > EnqueueWithUnitReason< / a > (true_literal);< / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > Propagate< / a > (trail_);< / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > }< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > < / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > < span class = "comment" > // This works by doing a linear scan on the at_most_one_buffer_ and< / span > < / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > < span class = "comment" > // cleaning/copying the at most ones on the fly to the beginning of the same< / span > < / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < span class = "comment" > // buffer.< / span > < / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > < span class = "keywordtype" > bool< / span > BinaryImplicationGraph::CleanUpAndAddAtMostOnes(< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > base_index) {< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "keyword" > const< / span > VariablesAssignment& assignment = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ();< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > < span class = "keywordtype" > int< / span > local_end = base_index;< / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > buffer_size = at_most_one_buffer_.size();< / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = base_index; i < buffer_size; ++i) {< / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < span class = "keywordflow" > if< / span > (at_most_one_buffer_[i].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > () == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > < / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < span class = "comment" > // Process a new at most one.< / span > < / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > < span class = "comment" > // It will be copied into buffer[local_start, local_end].< / span > < / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > local_start = local_end;< / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < span class = "keywordtype" > bool< / span > set_all_left_to_false = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > < span class = "keywordflow" > for< / span > (;; ++i) {< / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < span class = "keyword" > const< / span > Literal l = at_most_one_buffer_[i];< / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < span class = "keywordflow" > if< / span > (l.Index() == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(l)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > < span class = "keywordflow" > if< / span > (is_removed_[l.Index()]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "keywordflow" > if< / span > (!set_all_left_to_false & & assignment.LiteralIsTrue(l)) {< / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > set_all_left_to_false = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > }< / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > at_most_one_buffer_[local_end++] = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > RepresentativeOf< / a > (l);< / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > }< / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > < span class = "comment" > // Deal with duplicates.< / span > < / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > < span class = "comment" > // Any duplicate in an " at most one" must be false.< / span > < / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "keywordtype" > bool< / span > some_duplicates = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < span class = "keywordflow" > if< / span > (!set_all_left_to_false) {< / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > < span class = "keywordtype" > int< / span > new_local_end = local_start;< / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > std::sort(& at_most_one_buffer_[local_start],< / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > & at_most_one_buffer_[local_end]);< / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > LiteralIndex previous = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > < span class = "keywordtype" > bool< / span > remove_previous = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = local_start; j < local_end; ++j) {< / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > < span class = "keyword" > const< / span > Literal l = at_most_one_buffer_[j];< / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > < span class = "keywordflow" > if< / span > (l.Index() == previous) {< / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsTrue(l)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < span class = "keywordflow" > if< / span > (!assignment.LiteralIsFalse(l)) {< / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "keywordflow" > if< / span > (!FixLiteral(l.Negated())) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > }< / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > remove_previous = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > 606< / span > some_duplicates = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > }< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > < / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > < span class = "comment" > // We need to pay attention to triplet or more of equal elements, so< / span > < / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > < span class = "comment" > // it is why we need this boolean and can' t just remove it right away.< / span > < / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > < span class = "keywordflow" > if< / span > (remove_previous) {< / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > --new_local_end;< / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > remove_previous = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > }< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > 616< / span > previous = l.Index();< / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > at_most_one_buffer_[new_local_end++] = l;< / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > 618< / span > }< / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > < span class = "keywordflow" > if< / span > (remove_previous) --new_local_end;< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > local_end = new_local_end;< / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > }< / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > < span class = "comment" > // If there was some duplicates, we need to rescan to see if a literal< / span > < / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > < span class = "comment" > // didn' t become true because its negation was appearing twice!< / span > < / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < span class = "keywordflow" > if< / span > (some_duplicates) {< / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > < span class = "keywordtype" > int< / span > new_local_end = local_start;< / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = local_start; j < local_end; ++j) {< / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > 628< / span > < span class = "keyword" > const< / span > Literal l = at_most_one_buffer_[j];< / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(l)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > < span class = "keywordflow" > if< / span > (!set_all_left_to_false & & assignment.LiteralIsTrue(l)) {< / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > 631< / span > set_all_left_to_false = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > }< / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > at_most_one_buffer_[new_local_end++] = l;< / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > }< / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > local_end = new_local_end;< / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > }< / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > < / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > < span class = "comment" > // Deal with all false.< / span > < / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > < span class = "keywordflow" > if< / span > (set_all_left_to_false) {< / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = local_start; j < local_end; ++j) {< / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > < span class = "keyword" > const< / span > Literal l = at_most_one_buffer_[j];< / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(l)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsTrue(l)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > 645< / span > < span class = "keywordflow" > if< / span > (!FixLiteral(l.Negated())) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > }< / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > local_end = local_start;< / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > }< / div >
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > 650< / span > < / div >
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > 651< / span > < span class = "comment" > // Create a Span< > to simplify the code below.< / span > < / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > < span class = "keyword" > const< / span > absl::Span< const Literal> at_most_one(< / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > & at_most_one_buffer_[local_start], local_end - local_start);< / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > < / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > < span class = "comment" > // We expand small sizes into implications.< / span > < / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > < span class = "comment" > // TODO(user): Investigate what the best threshold is.< / span > < / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > < span class = "keywordflow" > if< / span > (at_most_one.size() < 10) {< / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > < span class = "comment" > // Note that his automatically skip size 0 and 1.< / span > < / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > : at_most_one) {< / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > : at_most_one) {< / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > == < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > implications_[< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .Index()].push_back(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .Negated());< / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > 663< / span > }< / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > }< / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > num_implications_ += at_most_one.size() * (at_most_one.size() - 1);< / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > 666< / span > < / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > 667< / span > < span class = "comment" > // This will erase the at_most_one from the buffer.< / span > < / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > local_end = local_start;< / div >
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > }< / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > 671< / span > < / div >
< div class = "line" > < a id = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > < span class = "comment" > // Index the new at most one.< / span > < / div >
< div class = "line" > < a id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : at_most_one) {< / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > < span class = "keywordflow" > if< / span > (l.Index() > = at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (l.Index().value() + 1);< / div >
< div class = "line" > < a id = "l00676" name = "l00676" > < / a > < span class = "lineno" > 676< / span > }< / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!is_redundant_[l.Index()]);< / div >
< div class = "line" > < a id = "l00678" name = "l00678" > < / a > < span class = "lineno" > 678< / span > at_most_ones_[l.Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (local_start);< / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > }< / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > < / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > < span class = "comment" > // Add sentinel.< / span > < / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > at_most_one_buffer_[local_end++] = Literal(< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > );< / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > }< / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > < / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > at_most_one_buffer_.resize(local_end);< / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > }< / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > < / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > < span class = "keywordtype" > bool< / span > BinaryImplicationGraph::PropagateOnTrue(Literal true_literal,< / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > Trail* trail) {< / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > < / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > < span class = "keyword" > const< / span > VariablesAssignment& assignment = trail-> Assignment();< / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (assignment.LiteralIsTrue(true_literal));< / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > < / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > < span class = "comment" > // Note(user): This update is not exactly correct because in case of conflict< / span > < / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > 697< / span > < span class = "comment" > // we don' t inspect that much clauses. But doing ++num_inspections_ inside the< / span > < / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > 698< / span > < span class = "comment" > // loop does slow down the code by a few percent.< / span > < / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > 699< / span > num_inspections_ += implications_[true_literal.Index()].size();< / div >
< div class = "line" > < a id = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > < / div >
< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > 701< / span > < span class = "keywordflow" > for< / span > (Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : implications_[true_literal.Index()]) {< / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > 702< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsTrue(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )) {< / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > < span class = "comment" > // Note(user): I tried to update the reason here if the literal was< / span > < / div >
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > < span class = "comment" > // enqueued after the true_literal on the trail. This property is< / span > < / div >
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > < span class = "comment" > // important for ComputeFirstUIPConflict() to work since it needs the< / span > < / div >
< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > < span class = "comment" > // trail order to be a topological order for the deduction graph.< / span > < / div >
< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > < span class = "comment" > // But the performance was not too good...< / span > < / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > 708< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > 709< / span > }< / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > < / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > ++num_propagations_;< / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > 712< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )) {< / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > 713< / span > < span class = "comment" > // Conflict.< / span > < / div >
< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > *(trail-> MutableConflict()) = {true_literal.Negated(), < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > };< / div >
< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > < span class = "comment" > // Propagation.< / span > < / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > reasons_[trail-> Index()] = true_literal.Negated();< / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > 719< / span > trail-> Enqueue(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > );< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > 720< / span > }< / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > }< / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > < / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > < span class = "comment" > // Propagate the at_most_one constraints.< / span > < / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > < span class = "keywordflow" > if< / span > (true_literal.Index() < at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > 725< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > : at_most_ones_[true_literal.Index()]) {< / div >
< div class = "line" > < a id = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > < span class = "keywordtype" > bool< / span > seen = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00727" name = "l00727" > < / a > < span class = "lineno" > 727< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ;; ++i) {< / div >
< div class = "line" > < a id = "l00728" name = "l00728" > < / a > < span class = "lineno" > 728< / span > < span class = "keyword" > const< / span > Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = at_most_one_buffer_[i];< / div >
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > 729< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index() == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > < / div >
< div class = "line" > < a id = "l00731" name = "l00731" > < / a > < span class = "lineno" > 731< / span > ++num_inspections_;< / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > == true_literal) {< / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > ) {< / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!seen);< / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > seen = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00736" name = "l00736" > < / a > < span class = "lineno" > 736< / span > }< / div >
< div class = "line" > < a id = "l00737" name = "l00737" > < / a > < span class = "lineno" > 737< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00738" name = "l00738" > < / a > < span class = "lineno" > 738< / span > }< / div >
< div class = "line" > < a id = "l00739" name = "l00739" > < / a > < span class = "lineno" > 739< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsFalse(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00740" name = "l00740" > < / a > < span class = "lineno" > 740< / span > < / div >
< div class = "line" > < a id = "l00741" name = "l00741" > < / a > < span class = "lineno" > 741< / span > ++num_propagations_;< / div >
< div class = "line" > < a id = "l00742" name = "l00742" > < / a > < span class = "lineno" > 742< / span > < span class = "keywordflow" > if< / span > (assignment.LiteralIsTrue(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )) {< / div >
< div class = "line" > < a id = "l00743" name = "l00743" > < / a > < span class = "lineno" > 743< / span > < span class = "comment" > // Conflict.< / span > < / div >
< div class = "line" > < a id = "l00744" name = "l00744" > < / a > < span class = "lineno" > 744< / span > *(trail-> MutableConflict()) = {true_literal.Negated(),< / div >
< div class = "line" > < a id = "l00745" name = "l00745" > < / a > < span class = "lineno" > 745< / span > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated()};< / div >
< div class = "line" > < a id = "l00746" name = "l00746" > < / a > < span class = "lineno" > 746< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00747" name = "l00747" > < / a > < span class = "lineno" > 747< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00748" name = "l00748" > < / a > < span class = "lineno" > 748< / span > < span class = "comment" > // Propagation.< / span > < / div >
< div class = "line" > < a id = "l00749" name = "l00749" > < / a > < span class = "lineno" > 749< / span > reasons_[trail-> Index()] = true_literal.Negated();< / div >
< div class = "line" > < a id = "l00750" name = "l00750" > < / a > < span class = "lineno" > 750< / span > trail-> Enqueue(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated(), < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > );< / div >
< div class = "line" > < a id = "l00751" name = "l00751" > < / a > < span class = "lineno" > 751< / span > }< / div >
< div class = "line" > < a id = "l00752" name = "l00752" > < / a > < span class = "lineno" > 752< / span > }< / div >
< div class = "line" > < a id = "l00753" name = "l00753" > < / a > < span class = "lineno" > 753< / span > }< / div >
< div class = "line" > < a id = "l00754" name = "l00754" > < / a > < span class = "lineno" > 754< / span > }< / div >
< div class = "line" > < a id = "l00755" name = "l00755" > < / a > < span class = "lineno" > 755< / span > < / div >
< div class = "line" > < a id = "l00756" name = "l00756" > < / a > < span class = "lineno" > 756< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00757" name = "l00757" > < / a > < span class = "lineno" > 757< / span > }< / div >
< div class = "line" > < a id = "l00758" name = "l00758" > < / a > < span class = "lineno" > 758< / span > < / div >
< div class = "line" > < a id = "l00759" name = "l00759" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > 759< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > BinaryImplicationGraph::Propagate< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00760" name = "l00760" > < / a > < span class = "lineno" > 760< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a357657ded604ecb97b76251146f7ac75" > IsEmpty< / a > ()) {< / div >
< div class = "line" > < a id = "l00761" name = "l00761" > < / a > < span class = "lineno" > 761< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > = trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l00762" name = "l00762" > < / a > < span class = "lineno" > 762< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00763" name = "l00763" > < / a > < span class = "lineno" > 763< / span > }< / div >
< div class = "line" > < a id = "l00764" name = "l00764" > < / a > < span class = "lineno" > 764< / span > < span class = "keywordflow" > while< / span > (propagation_trail_index_ < trail-> < a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ()) {< / div >
< div class = "line" > < a id = "l00765" name = "l00765" > < / a > < span class = "lineno" > 765< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = (*trail)[< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > ++];< / div >
< div class = "line" > < a id = "l00766" name = "l00766" > < / a > < span class = "lineno" > 766< / span > < span class = "keywordflow" > if< / span > (!PropagateOnTrue(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , trail)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00767" name = "l00767" > < / a > < span class = "lineno" > 767< / span > }< / div >
< div class = "line" > < a id = "l00768" name = "l00768" > < / a > < span class = "lineno" > 768< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00769" name = "l00769" > < / a > < span class = "lineno" > 769< / span > }< / div >
< div class = "line" > < a id = "l00770" name = "l00770" > < / a > < span class = "lineno" > 770< / span > < / div >
< div class = "line" > < a id = "l00771" name = "l00771" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5aa25e6e306c7158c11d2053170379a2" > 771< / a > < / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5aa25e6e306c7158c11d2053170379a2" > BinaryImplicationGraph::Reason< / a > (< / div >
< div class = "line" > < a id = "l00772" name = "l00772" > < / a > < span class = "lineno" > 772< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, < span class = "keywordtype" > int< / span > trail_index)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00773" name = "l00773" > < / a > < span class = "lineno" > 773< / span > < span class = "keywordflow" > return< / span > {& reasons_[trail_index], 1};< / div >
< div class = "line" > < a id = "l00774" name = "l00774" > < / a > < span class = "lineno" > 774< / span > }< / div >
< div class = "line" > < a id = "l00775" name = "l00775" > < / a > < span class = "lineno" > 775< / span > < / div >
< div class = "line" > < a id = "l00776" name = "l00776" > < / a > < span class = "lineno" > 776< / span > < span class = "comment" > // Here, we remove all the literal whose negation are implied by the negation of< / span > < / div >
< div class = "line" > < a id = "l00777" name = "l00777" > < / a > < span class = "lineno" > 777< / span > < span class = "comment" > // the 1-UIP literal (which always appear first in the given conflict). Note< / span > < / div >
< div class = "line" > < a id = "l00778" name = "l00778" > < / a > < span class = "lineno" > 778< / span > < span class = "comment" > // that this algorithm is " optimal" in the sense that it leads to a minimized< / span > < / div >
< div class = "line" > < a id = "l00779" name = "l00779" > < / a > < span class = "lineno" > 779< / span > < span class = "comment" > // conflict with a backjump level as low as possible. However, not all possible< / span > < / div >
< div class = "line" > < a id = "l00780" name = "l00780" > < / a > < span class = "lineno" > 780< / span > < span class = "comment" > // literals are removed.< / span > < / div >
< div class = "line" > < a id = "l00781" name = "l00781" > < / a > < span class = "lineno" > 781< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00782" name = "l00782" > < / a > < span class = "lineno" > 782< / span > < span class = "comment" > // TODO(user): Also consider at most one?< / span > < / div >
< div class = "line" > < a id = "l00783" name = "l00783" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a311c7dc55d8a10542d54dfeabca48450" > 783< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a311c7dc55d8a10542d54dfeabca48450" > BinaryImplicationGraph::MinimizeConflictWithReachability< / a > (< / div >
< div class = "line" > < a id = "l00784" name = "l00784" > < / a > < span class = "lineno" > 784< / span > std::vector< Literal> * conflict) {< / div >
< div class = "line" > < a id = "l00785" name = "l00785" > < / a > < span class = "lineno" > 785< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00786" name = "l00786" > < / a > < span class = "lineno" > 786< / span > dfs_stack_.clear();< / div >
< div class = "line" > < a id = "l00787" name = "l00787" > < / a > < span class = "lineno" > 787< / span > < / div >
< div class = "line" > < a id = "l00788" name = "l00788" > < / a > < span class = "lineno" > 788< / span > < span class = "comment" > // Compute the reachability from the literal " not(conflict-> front())" using< / span > < / div >
< div class = "line" > < a id = "l00789" name = "l00789" > < / a > < span class = "lineno" > 789< / span > < span class = "comment" > // an iterative dfs.< / span > < / div >
< div class = "line" > < a id = "l00790" name = "l00790" > < / a > < span class = "lineno" > 790< / span > < span class = "keyword" > const< / span > LiteralIndex root_literal_index = conflict-> front().NegatedIndex();< / div >
< div class = "line" > < a id = "l00791" name = "l00791" > < / a > < span class = "lineno" > 791< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l00792" name = "l00792" > < / a > < span class = "lineno" > 792< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (root_literal_index);< / div >
< div class = "line" > < a id = "l00793" name = "l00793" > < / a > < span class = "lineno" > 793< / span > < / div >
< div class = "line" > < a id = "l00794" name = "l00794" > < / a > < span class = "lineno" > 794< / span > < span class = "comment" > // TODO(user): This sounds like a good idea, but somehow it seems better not< / span > < / div >
< div class = "line" > < a id = "l00795" name = "l00795" > < / a > < span class = "lineno" > 795< / span > < span class = "comment" > // to do that even though it is almost for free. Investigate more.< / span > < / div >
< div class = "line" > < a id = "l00796" name = "l00796" > < / a > < span class = "lineno" > 796< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00797" name = "l00797" > < / a > < span class = "lineno" > 797< / span > < span class = "comment" > // The idea here is that since we already compute the reachability from the< / span > < / div >
< div class = "line" > < a id = "l00798" name = "l00798" > < / a > < span class = "lineno" > 798< / span > < span class = "comment" > // root literal, we can use this computation to remove any implication< / span > < / div >
< div class = "line" > < a id = "l00799" name = "l00799" > < / a > < span class = "lineno" > 799< / span > < span class = "comment" > // root_literal => b if there is already root_literal => a and b is reachable< / span > < / div >
< div class = "line" > < a id = "l00800" name = "l00800" > < / a > < span class = "lineno" > 800< / span > < span class = "comment" > // from a.< / span > < / div >
< div class = "line" > < a id = "l00801" name = "l00801" > < / a > < span class = "lineno" > 801< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > also_prune_direct_implication_list = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00802" name = "l00802" > < / a > < span class = "lineno" > 802< / span > < / div >
< div class = "line" > < a id = "l00803" name = "l00803" > < / a > < span class = "lineno" > 803< / span > < span class = "comment" > // We treat the direct implications differently so we can also remove the< / span > < / div >
< div class = "line" > < a id = "l00804" name = "l00804" > < / a > < span class = "lineno" > 804< / span > < span class = "comment" > // redundant implications from this list at the same time.< / span > < / div >
< div class = "line" > < a id = "l00805" name = "l00805" > < / a > < span class = "lineno" > 805< / span > < span class = "keyword" > auto< / span > & direct_implications = implications_[root_literal_index];< / div >
< div class = "line" > < a id = "l00806" name = "l00806" > < / a > < span class = "lineno" > 806< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : direct_implications) {< / div >
< div class = "line" > < a id = "l00807" name = "l00807" > < / a > < span class = "lineno" > 807< / span > < span class = "keywordflow" > if< / span > (is_marked_[l.Index()]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00808" name = "l00808" > < / a > < span class = "lineno" > 808< / span > dfs_stack_.push_back(l);< / div >
< div class = "line" > < a id = "l00809" name = "l00809" > < / a > < span class = "lineno" > 809< / span > < span class = "keywordflow" > while< / span > (!dfs_stack_.empty()) {< / div >
< div class = "line" > < a id = "l00810" name = "l00810" > < / a > < span class = "lineno" > 810< / span > < span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = dfs_stack_.back().Index();< / div >
< div class = "line" > < a id = "l00811" name = "l00811" > < / a > < span class = "lineno" > 811< / span > dfs_stack_.pop_back();< / div >
< div class = "line" > < a id = "l00812" name = "l00812" > < / a > < span class = "lineno" > 812< / span > < span class = "keywordflow" > if< / span > (!is_marked_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) {< / div >
< div class = "line" > < a id = "l00813" name = "l00813" > < / a > < span class = "lineno" > 813< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > );< / div >
< div class = "line" > < a id = "l00814" name = "l00814" > < / a > < span class = "lineno" > 814< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > implied : implications_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) {< / div >
< div class = "line" > < a id = "l00815" name = "l00815" > < / a > < span class = "lineno" > 815< / span > < span class = "keywordflow" > if< / span > (!is_marked_[implied.Index()]) dfs_stack_.push_back(implied);< / div >
< div class = "line" > < a id = "l00816" name = "l00816" > < / a > < span class = "lineno" > 816< / span > }< / div >
< div class = "line" > < a id = "l00817" name = "l00817" > < / a > < span class = "lineno" > 817< / span > }< / div >
< div class = "line" > < a id = "l00818" name = "l00818" > < / a > < span class = "lineno" > 818< / span > }< / div >
< div class = "line" > < a id = "l00819" name = "l00819" > < / a > < span class = "lineno" > 819< / span > < / div >
< div class = "line" > < a id = "l00820" name = "l00820" > < / a > < span class = "lineno" > 820< / span > < span class = "comment" > // The " trick" is to unmark ' l' . This way, if we explore it twice, it means< / span > < / div >
< div class = "line" > < a id = "l00821" name = "l00821" > < / a > < span class = "lineno" > 821< / span > < span class = "comment" > // that this l is reachable from some other ' l' from the direct implication< / span > < / div >
< div class = "line" > < a id = "l00822" name = "l00822" > < / a > < span class = "lineno" > 822< / span > < span class = "comment" > // list. Remarks:< / span > < / div >
< div class = "line" > < a id = "l00823" name = "l00823" > < / a > < span class = "lineno" > 823< / span > < span class = "comment" > // - We don' t loose too much complexity when this happen since a literal< / span > < / div >
< div class = "line" > < a id = "l00824" name = "l00824" > < / a > < span class = "lineno" > 824< / span > < span class = "comment" > // can be unmarked only once, so in the worst case we loop twice over its< / span > < / div >
< div class = "line" > < a id = "l00825" name = "l00825" > < / a > < span class = "lineno" > 825< / span > < span class = "comment" > // children. Moreover, this literal will be pruned for later calls.< / span > < / div >
< div class = "line" > < a id = "l00826" name = "l00826" > < / a > < span class = "lineno" > 826< / span > < span class = "comment" > // - This is correct, i.e. we can' t prune too many literals because of a< / span > < / div >
< div class = "line" > < a id = "l00827" name = "l00827" > < / a > < span class = "lineno" > 827< / span > < span class = "comment" > // strongly connected component. Proof by contradiction: If we take the< / span > < / div >
< div class = "line" > < a id = "l00828" name = "l00828" > < / a > < span class = "lineno" > 828< / span > < span class = "comment" > // first (in direct_implications) literal from a removed SCC, it must< / span > < / div >
< div class = "line" > < a id = "l00829" name = "l00829" > < / a > < span class = "lineno" > 829< / span > < span class = "comment" > // have marked all the others. But because they are marked, they will not< / span > < / div >
< div class = "line" > < a id = "l00830" name = "l00830" > < / a > < span class = "lineno" > 830< / span > < span class = "comment" > // be explored again and so can' t mark the first literal.< / span > < / div >
< div class = "line" > < a id = "l00831" name = "l00831" > < / a > < span class = "lineno" > 831< / span > < span class = "keywordflow" > if< / span > (also_prune_direct_implication_list) {< / div >
< div class = "line" > < a id = "l00832" name = "l00832" > < / a > < span class = "lineno" > 832< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (l.Index());< / div >
< div class = "line" > < a id = "l00833" name = "l00833" > < / a > < span class = "lineno" > 833< / span > }< / div >
< div class = "line" > < a id = "l00834" name = "l00834" > < / a > < span class = "lineno" > 834< / span > }< / div >
< div class = "line" > < a id = "l00835" name = "l00835" > < / a > < span class = "lineno" > 835< / span > < / div >
< div class = "line" > < a id = "l00836" name = "l00836" > < / a > < span class = "lineno" > 836< / span > < span class = "comment" > // Now we can prune the direct implications list and make sure are the< / span > < / div >
< div class = "line" > < a id = "l00837" name = "l00837" > < / a > < span class = "lineno" > 837< / span > < span class = "comment" > // literals there are marked.< / span > < / div >
< div class = "line" > < a id = "l00838" name = "l00838" > < / a > < span class = "lineno" > 838< / span > < span class = "keywordflow" > if< / span > (also_prune_direct_implication_list) {< / div >
< div class = "line" > < a id = "l00839" name = "l00839" > < / a > < span class = "lineno" > 839< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l00840" name = "l00840" > < / a > < span class = "lineno" > 840< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : direct_implications) {< / div >
< div class = "line" > < a id = "l00841" name = "l00841" > < / a > < span class = "lineno" > 841< / span > < span class = "keywordflow" > if< / span > (!is_marked_[l.Index()]) {< / div >
< div class = "line" > < a id = "l00842" name = "l00842" > < / a > < span class = "lineno" > 842< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (l.Index());< / div >
< div class = "line" > < a id = "l00843" name = "l00843" > < / a > < span class = "lineno" > 843< / span > direct_implications[new_size] = l;< / div >
< div class = "line" > < a id = "l00844" name = "l00844" > < / a > < span class = "lineno" > 844< / span > ++new_size;< / div >
< div class = "line" > < a id = "l00845" name = "l00845" > < / a > < span class = "lineno" > 845< / span > }< / div >
< div class = "line" > < a id = "l00846" name = "l00846" > < / a > < span class = "lineno" > 846< / span > }< / div >
< div class = "line" > < a id = "l00847" name = "l00847" > < / a > < span class = "lineno" > 847< / span > < span class = "keywordflow" > if< / span > (new_size < direct_implications.size()) {< / div >
< div class = "line" > < a id = "l00848" name = "l00848" > < / a > < span class = "lineno" > 848< / span > num_redundant_implications_ += direct_implications.size() - new_size;< / div >
< div class = "line" > < a id = "l00849" name = "l00849" > < / a > < span class = "lineno" > 849< / span > direct_implications.resize(new_size);< / div >
< div class = "line" > < a id = "l00850" name = "l00850" > < / a > < span class = "lineno" > 850< / span > }< / div >
< div class = "line" > < a id = "l00851" name = "l00851" > < / a > < span class = "lineno" > 851< / span > }< / div >
< div class = "line" > < a id = "l00852" name = "l00852" > < / a > < span class = "lineno" > 852< / span > < / div >
< div class = "line" > < a id = "l00853" name = "l00853" > < / a > < span class = "lineno" > 853< / span > RemoveRedundantLiterals(conflict);< / div >
< div class = "line" > < a id = "l00854" name = "l00854" > < / a > < span class = "lineno" > 854< / span > }< / div >
< div class = "line" > < a id = "l00855" name = "l00855" > < / a > < span class = "lineno" > 855< / span > < / div >
< div class = "line" > < a id = "l00856" name = "l00856" > < / a > < span class = "lineno" > 856< / span > < span class = "comment" > // Same as MinimizeConflictWithReachability() but also mark (in the given< / span > < / div >
< div class = "line" > < a id = "l00857" name = "l00857" > < / a > < span class = "lineno" > 857< / span > < span class = "comment" > // SparseBitset) the reachable literal already assigned to false. These literals< / span > < / div >
< div class = "line" > < a id = "l00858" name = "l00858" > < / a > < span class = "lineno" > 858< / span > < span class = "comment" > // will be implied if the 1-UIP literal is assigned to false, and the classic< / span > < / div >
< div class = "line" > < a id = "l00859" name = "l00859" > < / a > < span class = "lineno" > 859< / span > < span class = "comment" > // minimization algorithm can take advantage of that.< / span > < / div >
< div class = "line" > < a id = "l00860" name = "l00860" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a95cb5284ae22d2cbca6cd69a275d8a98" > 860< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a95cb5284ae22d2cbca6cd69a275d8a98" > BinaryImplicationGraph::MinimizeConflictFirst< / a > (< / div >
< div class = "line" > < a id = "l00861" name = "l00861" > < / a > < span class = "lineno" > 861< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, std::vector< Literal> * conflict,< / div >
< div class = "line" > < a id = "l00862" name = "l00862" > < / a > < span class = "lineno" > 862< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< BooleanVariable> < / a > * marked) {< / div >
< div class = "line" > < a id = "l00863" name = "l00863" > < / a > < span class = "lineno" > 863< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00864" name = "l00864" > < / a > < span class = "lineno" > 864< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!conflict-> empty());< / div >
< div class = "line" > < a id = "l00865" name = "l00865" > < / a > < span class = "lineno" > 865< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l00866" name = "l00866" > < / a > < span class = "lineno" > 866< / span > MarkDescendants(conflict-> front().Negated());< / div >
< div class = "line" > < a id = "l00867" name = "l00867" > < / a > < span class = "lineno" > 867< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex i : is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > PositionsSetAtLeastOnce< / a > ()) {< / div >
< div class = "line" > < a id = "l00868" name = "l00868" > < / a > < span class = "lineno" > 868< / span > < span class = "keywordflow" > if< / span > (trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i))) {< / div >
< div class = "line" > < a id = "l00869" name = "l00869" > < / a > < span class = "lineno" > 869< / span > marked-> < a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i).Variable());< / div >
< div class = "line" > < a id = "l00870" name = "l00870" > < / a > < span class = "lineno" > 870< / span > }< / div >
< div class = "line" > < a id = "l00871" name = "l00871" > < / a > < span class = "lineno" > 871< / span > }< / div >
< div class = "line" > < a id = "l00872" name = "l00872" > < / a > < span class = "lineno" > 872< / span > RemoveRedundantLiterals(conflict);< / div >
< div class = "line" > < a id = "l00873" name = "l00873" > < / a > < span class = "lineno" > 873< / span > }< / div >
< div class = "line" > < a id = "l00874" name = "l00874" > < / a > < span class = "lineno" > 874< / span > < / div >
< div class = "line" > < a id = "l00875" name = "l00875" > < / a > < span class = "lineno" > 875< / span > < span class = "comment" > // Same as MinimizeConflictFirst() but take advantage of this reachability< / span > < / div >
< div class = "line" > < a id = "l00876" name = "l00876" > < / a > < span class = "lineno" > 876< / span > < span class = "comment" > // computation to remove redundant implication in the implication list of the< / span > < / div >
< div class = "line" > < a id = "l00877" name = "l00877" > < / a > < span class = "lineno" > 877< / span > < span class = "comment" > // first UIP conflict.< / span > < / div >
< div class = "line" > < a id = "l00878" name = "l00878" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6cbb84e00be8d376ad8bf7d0e333a46a" > 878< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6cbb84e00be8d376ad8bf7d0e333a46a" > BinaryImplicationGraph::MinimizeConflictFirstWithTransitiveReduction< / a > (< / div >
< div class = "line" > < a id = "l00879" name = "l00879" > < / a > < span class = "lineno" > 879< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, std::vector< Literal> * conflict,< / div >
< div class = "line" > < a id = "l00880" name = "l00880" > < / a > < span class = "lineno" > 880< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< BooleanVariable> < / a > * marked, absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l00881" name = "l00881" > < / a > < span class = "lineno" > 881< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00882" name = "l00882" > < / a > < span class = "lineno" > 882< / span > < span class = "keyword" > const< / span > LiteralIndex root_literal_index = conflict-> front().NegatedIndex();< / div >
< div class = "line" > < a id = "l00883" name = "l00883" > < / a > < span class = "lineno" > 883< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l00884" name = "l00884" > < / a > < span class = "lineno" > 884< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (root_literal_index);< / div >
< div class = "line" > < a id = "l00885" name = "l00885" > < / a > < span class = "lineno" > 885< / span > < / div >
< div class = "line" > < a id = "l00886" name = "l00886" > < / a > < span class = "lineno" > 886< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l00887" name = "l00887" > < / a > < span class = "lineno" > 887< / span > < span class = "keyword" > auto< / span > & direct_implications = implications_[root_literal_index];< / div >
< div class = "line" > < a id = "l00888" name = "l00888" > < / a > < span class = "lineno" > 888< / span > < / div >
< div class = "line" > < a id = "l00889" name = "l00889" > < / a > < span class = "lineno" > 889< / span > < span class = "comment" > // The randomization allow to find more redundant implication since to find< / span > < / div >
< div class = "line" > < a id = "l00890" name = "l00890" > < / a > < span class = "lineno" > 890< / span > < span class = "comment" > // a => b and remove b, a must be before b in direct_implications. Note that< / span > < / div >
< div class = "line" > < a id = "l00891" name = "l00891" > < / a > < span class = "lineno" > 891< / span > < span class = "comment" > // a std::reverse() could work too. But randomization seems to work better.< / span > < / div >
< div class = "line" > < a id = "l00892" name = "l00892" > < / a > < span class = "lineno" > 892< / span > < span class = "comment" > // Probably because it has other impact on the search tree.< / span > < / div >
< div class = "line" > < a id = "l00893" name = "l00893" > < / a > < span class = "lineno" > 893< / span > std::shuffle(direct_implications.begin(), direct_implications.end(), random);< / div >
< div class = "line" > < a id = "l00894" name = "l00894" > < / a > < span class = "lineno" > 894< / span > dfs_stack_.clear();< / div >
< div class = "line" > < a id = "l00895" name = "l00895" > < / a > < span class = "lineno" > 895< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : direct_implications) {< / div >
< div class = "line" > < a id = "l00896" name = "l00896" > < / a > < span class = "lineno" > 896< / span > < span class = "keywordflow" > if< / span > (is_marked_[l.Index()]) {< / div >
< div class = "line" > < a id = "l00897" name = "l00897" > < / a > < span class = "lineno" > 897< / span > < span class = "comment" > // The literal is already marked! so it must be implied by one of the< / span > < / div >
< div class = "line" > < a id = "l00898" name = "l00898" > < / a > < span class = "lineno" > 898< / span > < span class = "comment" > // previous literal in the direct_implications list. We can safely remove< / span > < / div >
< div class = "line" > < a id = "l00899" name = "l00899" > < / a > < span class = "lineno" > 899< / span > < span class = "comment" > // it.< / span > < / div >
< div class = "line" > < a id = "l00900" name = "l00900" > < / a > < span class = "lineno" > 900< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00901" name = "l00901" > < / a > < span class = "lineno" > 901< / span > }< / div >
< div class = "line" > < a id = "l00902" name = "l00902" > < / a > < span class = "lineno" > 902< / span > direct_implications[new_size++] = l;< / div >
< div class = "line" > < a id = "l00903" name = "l00903" > < / a > < span class = "lineno" > 903< / span > dfs_stack_.push_back(l);< / div >
< div class = "line" > < a id = "l00904" name = "l00904" > < / a > < span class = "lineno" > 904< / span > < span class = "keywordflow" > while< / span > (!dfs_stack_.empty()) {< / div >
< div class = "line" > < a id = "l00905" name = "l00905" > < / a > < span class = "lineno" > 905< / span > < span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = dfs_stack_.back().Index();< / div >
< div class = "line" > < a id = "l00906" name = "l00906" > < / a > < span class = "lineno" > 906< / span > dfs_stack_.pop_back();< / div >
< div class = "line" > < a id = "l00907" name = "l00907" > < / a > < span class = "lineno" > 907< / span > < span class = "keywordflow" > if< / span > (!is_marked_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) {< / div >
< div class = "line" > < a id = "l00908" name = "l00908" > < / a > < span class = "lineno" > 908< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > );< / div >
< div class = "line" > < a id = "l00909" name = "l00909" > < / a > < span class = "lineno" > 909< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > implied : implications_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) {< / div >
< div class = "line" > < a id = "l00910" name = "l00910" > < / a > < span class = "lineno" > 910< / span > < span class = "keywordflow" > if< / span > (!is_marked_[implied.Index()]) dfs_stack_.push_back(implied);< / div >
< div class = "line" > < a id = "l00911" name = "l00911" > < / a > < span class = "lineno" > 911< / span > }< / div >
< div class = "line" > < a id = "l00912" name = "l00912" > < / a > < span class = "lineno" > 912< / span > }< / div >
< div class = "line" > < a id = "l00913" name = "l00913" > < / a > < span class = "lineno" > 913< / span > }< / div >
< div class = "line" > < a id = "l00914" name = "l00914" > < / a > < span class = "lineno" > 914< / span > }< / div >
< div class = "line" > < a id = "l00915" name = "l00915" > < / a > < span class = "lineno" > 915< / span > < span class = "keywordflow" > if< / span > (new_size < direct_implications.size()) {< / div >
< div class = "line" > < a id = "l00916" name = "l00916" > < / a > < span class = "lineno" > 916< / span > num_redundant_implications_ += direct_implications.size() - new_size;< / div >
< div class = "line" > < a id = "l00917" name = "l00917" > < / a > < span class = "lineno" > 917< / span > direct_implications.resize(new_size);< / div >
< div class = "line" > < a id = "l00918" name = "l00918" > < / a > < span class = "lineno" > 918< / span > }< / div >
< div class = "line" > < a id = "l00919" name = "l00919" > < / a > < span class = "lineno" > 919< / span > RemoveRedundantLiterals(conflict);< / div >
< div class = "line" > < a id = "l00920" name = "l00920" > < / a > < span class = "lineno" > 920< / span > }< / div >
< div class = "line" > < a id = "l00921" name = "l00921" > < / a > < span class = "lineno" > 921< / span > < / div >
< div class = "line" > < a id = "l00922" name = "l00922" > < / a > < span class = "lineno" > 922< / span > < span class = "keywordtype" > void< / span > BinaryImplicationGraph::RemoveRedundantLiterals(< / div >
< div class = "line" > < a id = "l00923" name = "l00923" > < / a > < span class = "lineno" > 923< / span > std::vector< Literal> * conflict) {< / div >
< div class = "line" > < a id = "l00924" name = "l00924" > < / a > < span class = "lineno" > 924< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00925" name = "l00925" > < / a > < span class = "lineno" > 925< / span > < span class = "keywordtype" > int< / span > new_index = 1;< / div >
< div class = "line" > < a id = "l00926" name = "l00926" > < / a > < span class = "lineno" > 926< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < conflict-> size(); ++i) {< / div >
< div class = "line" > < a id = "l00927" name = "l00927" > < / a > < span class = "lineno" > 927< / span > < span class = "keywordflow" > if< / span > (!is_marked_[(*conflict)[i].NegatedIndex()]) {< / div >
< div class = "line" > < a id = "l00928" name = "l00928" > < / a > < span class = "lineno" > 928< / span > (*conflict)[new_index] = (*conflict)[i];< / div >
< div class = "line" > < a id = "l00929" name = "l00929" > < / a > < span class = "lineno" > 929< / span > ++new_index;< / div >
< div class = "line" > < a id = "l00930" name = "l00930" > < / a > < span class = "lineno" > 930< / span > }< / div >
< div class = "line" > < a id = "l00931" name = "l00931" > < / a > < span class = "lineno" > 931< / span > }< / div >
< div class = "line" > < a id = "l00932" name = "l00932" > < / a > < span class = "lineno" > 932< / span > < span class = "keywordflow" > if< / span > (new_index < conflict-> size()) {< / div >
< div class = "line" > < a id = "l00933" name = "l00933" > < / a > < span class = "lineno" > 933< / span > ++num_minimization_;< / div >
< div class = "line" > < a id = "l00934" name = "l00934" > < / a > < span class = "lineno" > 934< / span > num_literals_removed_ += conflict-> size() - new_index;< / div >
< div class = "line" > < a id = "l00935" name = "l00935" > < / a > < span class = "lineno" > 935< / span > conflict-> resize(new_index);< / div >
< div class = "line" > < a id = "l00936" name = "l00936" > < / a > < span class = "lineno" > 936< / span > }< / div >
< div class = "line" > < a id = "l00937" name = "l00937" > < / a > < span class = "lineno" > 937< / span > }< / div >
< div class = "line" > < a id = "l00938" name = "l00938" > < / a > < span class = "lineno" > 938< / span > < / div >
< div class = "line" > < a id = "l00939" name = "l00939" > < / a > < span class = "lineno" > 939< / span > < span class = "comment" > // TODO(user): Also consider at most one?< / span > < / div >
< div class = "line" > < a id = "l00940" name = "l00940" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af30fd0373e896f83bb84d2295a310492" > 940< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af30fd0373e896f83bb84d2295a310492" > BinaryImplicationGraph::MinimizeConflictExperimental< / a > (< / div >
< div class = "line" > < a id = "l00941" name = "l00941" > < / a > < span class = "lineno" > 941< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, std::vector< Literal> * conflict) {< / div >
< div class = "line" > < a id = "l00942" name = "l00942" > < / a > < span class = "lineno" > 942< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00943" name = "l00943" > < / a > < span class = "lineno" > 943< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l00944" name = "l00944" > < / a > < span class = "lineno" > 944< / span > is_simplified_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l00945" name = "l00945" > < / a > < span class = "lineno" > 945< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit : *conflict) {< / div >
< div class = "line" > < a id = "l00946" name = "l00946" > < / a > < span class = "lineno" > 946< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (lit.Index());< / div >
< div class = "line" > < a id = "l00947" name = "l00947" > < / a > < span class = "lineno" > 947< / span > }< / div >
< div class = "line" > < a id = "l00948" name = "l00948" > < / a > < span class = "lineno" > 948< / span > < / div >
< div class = "line" > < a id = "l00949" name = "l00949" > < / a > < span class = "lineno" > 949< / span > < span class = "comment" > // Identify and remove the redundant literals from the given conflict.< / span > < / div >
< div class = "line" > < a id = "l00950" name = "l00950" > < / a > < span class = "lineno" > 950< / span > < span class = "comment" > // 1/ If a -> b then a can be removed from the conflict clause.< / span > < / div >
< div class = "line" > < a id = "l00951" name = "l00951" > < / a > < span class = "lineno" > 951< / span > < span class = "comment" > // This is because not b -> not a.< / span > < / div >
< div class = "line" > < a id = "l00952" name = "l00952" > < / a > < span class = "lineno" > 952< / span > < span class = "comment" > // 2/ a -> b can only happen if level(a) < = level(b).< / span > < / div >
< div class = "line" > < a id = "l00953" name = "l00953" > < / a > < span class = "lineno" > 953< / span > < span class = "comment" > // 3/ Because of 2/, cycles can appear only at the same level.< / span > < / div >
< div class = "line" > < a id = "l00954" name = "l00954" > < / a > < span class = "lineno" > 954< / span > < span class = "comment" > // The vector is_simplified_ is used to avoid removing all elements of a< / span > < / div >
< div class = "line" > < a id = "l00955" name = "l00955" > < / a > < span class = "lineno" > 955< / span > < span class = "comment" > // cycle. Note that this is not optimal in the sense that we may not remove< / span > < / div >
< div class = "line" > < a id = "l00956" name = "l00956" > < / a > < span class = "lineno" > 956< / span > < span class = "comment" > // a literal that can be removed.< / span > < / div >
< div class = "line" > < a id = "l00957" name = "l00957" > < / a > < span class = "lineno" > 957< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00958" name = "l00958" > < / a > < span class = "lineno" > 958< / span > < span class = "comment" > // Note that there is no need to explore the unique literal of the highest< / span > < / div >
< div class = "line" > < a id = "l00959" name = "l00959" > < / a > < span class = "lineno" > 959< / span > < span class = "comment" > // decision level since it can' t be removed. Because this is a conflict, such< / span > < / div >
< div class = "line" > < a id = "l00960" name = "l00960" > < / a > < span class = "lineno" > 960< / span > < span class = "comment" > // literal is always at position 0, so we start directly at 1.< / span > < / div >
< div class = "line" > < a id = "l00961" name = "l00961" > < / a > < span class = "lineno" > 961< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = 1;< / div >
< div class = "line" > < a id = "l00962" name = "l00962" > < / a > < span class = "lineno" > 962< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < conflict-> size(); ++i) {< / div >
< div class = "line" > < a id = "l00963" name = "l00963" > < / a > < span class = "lineno" > 963< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit = (*conflict)[i];< / div >
< div class = "line" > < a id = "l00964" name = "l00964" > < / a > < span class = "lineno" > 964< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > lit_level = trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()).< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > ;< / div >
< div class = "line" > < a id = "l00965" name = "l00965" > < / a > < span class = "lineno" > 965< / span > < span class = "keywordtype" > bool< / span > keep_literal = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00966" name = "l00966" > < / a > < span class = "lineno" > 966< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > implied : implications_[lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l00967" name = "l00967" > < / a > < span class = "lineno" > 967< / span > < span class = "keywordflow" > if< / span > (is_marked_[implied.Index()]) {< / div >
< div class = "line" > < a id = "l00968" name = "l00968" > < / a > < span class = "lineno" > 968< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a4395e95bab44e222cb2e77251017a0e2" > DCHECK_LE< / a > (lit_level, trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (implied.Variable()).< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > );< / div >
< div class = "line" > < a id = "l00969" name = "l00969" > < / a > < span class = "lineno" > 969< / span > < span class = "keywordflow" > if< / span > (lit_level == trail.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > Info< / a > (implied.Variable()).< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > level< / a > & & < / div >
< div class = "line" > < a id = "l00970" name = "l00970" > < / a > < span class = "lineno" > 970< / span > is_simplified_[implied.Index()]) {< / div >
< div class = "line" > < a id = "l00971" name = "l00971" > < / a > < span class = "lineno" > 971< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00972" name = "l00972" > < / a > < span class = "lineno" > 972< / span > }< / div >
< div class = "line" > < a id = "l00973" name = "l00973" > < / a > < span class = "lineno" > 973< / span > keep_literal = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00974" name = "l00974" > < / a > < span class = "lineno" > 974< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00975" name = "l00975" > < / a > < span class = "lineno" > 975< / span > }< / div >
< div class = "line" > < a id = "l00976" name = "l00976" > < / a > < span class = "lineno" > 976< / span > }< / div >
< div class = "line" > < a id = "l00977" name = "l00977" > < / a > < span class = "lineno" > 977< / span > < span class = "keywordflow" > if< / span > (keep_literal) {< / div >
< div class = "line" > < a id = "l00978" name = "l00978" > < / a > < span class = "lineno" > 978< / span > (*conflict)[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ] = lit;< / div >
< div class = "line" > < a id = "l00979" name = "l00979" > < / a > < span class = "lineno" > 979< / span > ++< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ;< / div >
< div class = "line" > < a id = "l00980" name = "l00980" > < / a > < span class = "lineno" > 980< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00981" name = "l00981" > < / a > < span class = "lineno" > 981< / span > is_simplified_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ());< / div >
< div class = "line" > < a id = "l00982" name = "l00982" > < / a > < span class = "lineno" > 982< / span > }< / div >
< div class = "line" > < a id = "l00983" name = "l00983" > < / a > < span class = "lineno" > 983< / span > }< / div >
< div class = "line" > < a id = "l00984" name = "l00984" > < / a > < span class = "lineno" > 984< / span > < span class = "keywordflow" > if< / span > (index < conflict-> size()) {< / div >
< div class = "line" > < a id = "l00985" name = "l00985" > < / a > < span class = "lineno" > 985< / span > ++num_minimization_;< / div >
< div class = "line" > < a id = "l00986" name = "l00986" > < / a > < span class = "lineno" > 986< / span > num_literals_removed_ += conflict-> size() - < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ;< / div >
< div class = "line" > < a id = "l00987" name = "l00987" > < / a > < span class = "lineno" > 987< / span > conflict-> erase(conflict-> begin() + < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > , conflict-> end());< / div >
< div class = "line" > < a id = "l00988" name = "l00988" > < / a > < span class = "lineno" > 988< / span > }< / div >
< div class = "line" > < a id = "l00989" name = "l00989" > < / a > < span class = "lineno" > 989< / span > }< / div >
< div class = "line" > < a id = "l00990" name = "l00990" > < / a > < span class = "lineno" > 990< / span > < / div >
< div class = "line" > < a id = "l00991" name = "l00991" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > 991< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > BinaryImplicationGraph::RemoveFixedVariables< / a > () {< / div >
< div class = "line" > < a id = "l00992" name = "l00992" > < / a > < span class = "lineno" > 992< / span > < a class = "code hl_define" href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > (& stats_);< / div >
< div class = "line" > < a id = "l00993" name = "l00993" > < / a > < span class = "lineno" > 993< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > (), 0);< / div >
< div class = "line" > < a id = "l00994" name = "l00994" > < / a > < span class = "lineno" > 994< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a357657ded604ecb97b76251146f7ac75" > IsEmpty< / a > ()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00995" name = "l00995" > < / a > < span class = "lineno" > 995< / span > < / div >
< div class = "line" > < a id = "l00996" name = "l00996" > < / a > < span class = "lineno" > 996< / span > < span class = "comment" > // Nothing to do if nothing changed since last call.< / span > < / div >
< div class = "line" > < a id = "l00997" name = "l00997" > < / a > < span class = "lineno" > 997< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_num_fixed = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l00998" name = "l00998" > < / a > < span class = "lineno" > 998< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > , new_num_fixed);< / div >
< div class = "line" > < a id = "l00999" name = "l00999" > < / a > < span class = "lineno" > 999< / span > < span class = "keywordflow" > if< / span > (num_processed_fixed_variables_ == new_num_fixed) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l01000" name = "l01000" > < / a > < span class = "lineno" > 1000< / span > < / div >
< div class = "line" > < a id = "l01001" name = "l01001" > < / a > < span class = "lineno" > 1001< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ();< / div >
< div class = "line" > < a id = "l01002" name = "l01002" > < / a > < span class = "lineno" > 1002< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l01003" name = "l01003" > < / a > < span class = "lineno" > 1003< / span > < span class = "keywordflow" > for< / span > (; num_processed_fixed_variables_ < new_num_fixed;< / div >
< div class = "line" > < a id = "l01004" name = "l01004" > < / a > < span class = "lineno" > 1004< / span > ++num_processed_fixed_variables_) {< / div >
< div class = "line" > < a id = "l01005" name = "l01005" > < / a > < span class = "lineno" > 1005< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal = (*trail_)[num_processed_fixed_variables_];< / div >
< div class = "line" > < a id = "l01006" name = "l01006" > < / a > < span class = "lineno" > 1006< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > ) {< / div >
< div class = "line" > < a id = "l01007" name = "l01007" > < / a > < span class = "lineno" > 1007< / span > < span class = "comment" > // The code assumes that everything is already propagated.< / span > < / div >
< div class = "line" > < a id = "l01008" name = "l01008" > < / a > < span class = "lineno" > 1008< / span > < span class = "comment" > // Otherwise we will remove implications that didn' t propagate yet!< / span > < / div >
< div class = "line" > < a id = "l01009" name = "l01009" > < / a > < span class = "lineno" > 1009< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit : implications_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l01010" name = "l01010" > < / a > < span class = "lineno" > 1010< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (lit));< / div >
< div class = "line" > < a id = "l01011" name = "l01011" > < / a > < span class = "lineno" > 1011< / span > }< / div >
< div class = "line" > < a id = "l01012" name = "l01012" > < / a > < span class = "lineno" > 1012< / span > }< / div >
< div class = "line" > < a id = "l01013" name = "l01013" > < / a > < span class = "lineno" > 1013< / span > < / div >
< div class = "line" > < a id = "l01014" name = "l01014" > < / a > < span class = "lineno" > 1014< / span > < span class = "comment" > // If b is true and a -> b then because not b -> not a, all the< / span > < / div >
< div class = "line" > < a id = "l01015" name = "l01015" > < / a > < span class = "lineno" > 1015< / span > < span class = "comment" > // implications list that contains b will be marked by this process.< / span > < / div >
< div class = "line" > < a id = "l01016" name = "l01016" > < / a > < span class = "lineno" > 1016< / span > < span class = "comment" > // And the ones that contains not(b) should correspond to a false literal!< / span > < / div >
< div class = "line" > < a id = "l01017" name = "l01017" > < / a > < span class = "lineno" > 1017< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01018" name = "l01018" > < / a > < span class = "lineno" > 1018< / span > < span class = "comment" > // TODO(user): This might not be true if we remove implication by< / span > < / div >
< div class = "line" > < a id = "l01019" name = "l01019" > < / a > < span class = "lineno" > 1019< / span > < span class = "comment" > // transitive reduction and the process was aborted due to the computation< / span > < / div >
< div class = "line" > < a id = "l01020" name = "l01020" > < / a > < span class = "lineno" > 1020< / span > < span class = "comment" > // limit. I think it will be good to maintain that invariant though,< / span > < / div >
< div class = "line" > < a id = "l01021" name = "l01021" > < / a > < span class = "lineno" > 1021< / span > < span class = "comment" > // otherwise fixed literals might never be removed from these lists...< / span > < / div >
< div class = "line" > < a id = "l01022" name = "l01022" > < / a > < span class = "lineno" > 1022< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit : implications_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]) {< / div >
< div class = "line" > < a id = "l01023" name = "l01023" > < / a > < span class = "lineno" > 1023< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (lit.NegatedIndex());< / div >
< div class = "line" > < a id = "l01024" name = "l01024" > < / a > < span class = "lineno" > 1024< / span > }< / div >
< div class = "line" > < a id = "l01025" name = "l01025" > < / a > < span class = "lineno" > 1025< / span > < a class = "code hl_function" href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > (& (implications_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]));< / div >
< div class = "line" > < a id = "l01026" name = "l01026" > < / a > < span class = "lineno" > 1026< / span > < a class = "code hl_function" href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > (& (implications_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]));< / div >
< div class = "line" > < a id = "l01027" name = "l01027" > < / a > < span class = "lineno" > 1027< / span > < / div >
< div class = "line" > < a id = "l01028" name = "l01028" > < / a > < span class = "lineno" > 1028< / span > < span class = "keywordflow" > if< / span > (true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () < at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l01029" name = "l01029" > < / a > < span class = "lineno" > 1029< / span > < a class = "code hl_function" href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > (& (at_most_ones_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]));< / div >
< div class = "line" > < a id = "l01030" name = "l01030" > < / a > < span class = "lineno" > 1030< / span > }< / div >
< div class = "line" > < a id = "l01031" name = "l01031" > < / a > < span class = "lineno" > 1031< / span > < span class = "keywordflow" > if< / span > (true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > () < at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l01032" name = "l01032" > < / a > < span class = "lineno" > 1032< / span > < a class = "code hl_function" href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > (& (at_most_ones_[true_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]));< / div >
< div class = "line" > < a id = "l01033" name = "l01033" > < / a > < span class = "lineno" > 1033< / span > }< / div >
< div class = "line" > < a id = "l01034" name = "l01034" > < / a > < span class = "lineno" > 1034< / span > }< / div >
< div class = "line" > < a id = "l01035" name = "l01035" > < / a > < span class = "lineno" > 1035< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex i : is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > PositionsSetAtLeastOnce< / a > ()) {< / div >
< div class = "line" > < a id = "l01036" name = "l01036" > < / a > < span class = "lineno" > 1036< / span > RemoveIf(& implications_[i], [& assignment](< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > & lit) {< / div >
< div class = "line" > < a id = "l01037" name = "l01037" > < / a > < span class = "lineno" > 1037< / span > < span class = "keywordflow" > return< / span > assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (lit);< / div >
< div class = "line" > < a id = "l01038" name = "l01038" > < / a > < span class = "lineno" > 1038< / span > });< / div >
< div class = "line" > < a id = "l01039" name = "l01039" > < / a > < span class = "lineno" > 1039< / span > }< / div >
< div class = "line" > < a id = "l01040" name = "l01040" > < / a > < span class = "lineno" > 1040< / span > < / div >
< div class = "line" > < a id = "l01041" name = "l01041" > < / a > < span class = "lineno" > 1041< / span > < span class = "comment" > // TODO(user): This might be a bit slow. Do not call all the time if needed,< / span > < / div >
< div class = "line" > < a id = "l01042" name = "l01042" > < / a > < span class = "lineno" > 1042< / span > < span class = "comment" > // this shouldn' t change the correctness of the code.< / span > < / div >
< div class = "line" > < a id = "l01043" name = "l01043" > < / a > < span class = "lineno" > 1043< / span > at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l01044" name = "l01044" > < / a > < span class = "lineno" > 1044< / span > CleanUpAndAddAtMostOnes(< span class = "comment" > /*base_index=*/< / span > 0);< / div >
< div class = "line" > < a id = "l01045" name = "l01045" > < / a > < span class = "lineno" > 1045< / span > }< / div >
< div class = "line" > < a id = "l01046" name = "l01046" > < / a > < span class = "lineno" > 1046< / span > < / div >
< div class = "line" > < a id = "l01047" name = "l01047" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html" > 1047< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_scc_graph.html" > SccGraph< / a > {< / div >
< div class = "line" > < a id = "l01048" name = "l01048" > < / a > < span class = "lineno" > 1048< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l01049" name = "l01049" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a8bad98ca2ee58f84c5712343915fac3d" > 1049< / a > < / span > < span class = "keyword" > using< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > Implication< / a > =< / div >
< div class = "line" > < a id = "l01050" name = "l01050" > < / a > < span class = "lineno" > 1050< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, absl::InlinedVector< Literal, 6> < / a > > ;< / div >
< div class = "line" > < a id = "l01051" name = "l01051" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html#aeebd15280e8d32f140f3ed006686d0e4" > 1051< / a > < / span > < span class = "keyword" > using< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > AtMostOne< / a > =< / div >
< div class = "line" > < a id = "l01052" name = "l01052" > < / a > < span class = "lineno" > 1052< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, absl::InlinedVector< int32_t, 6> < / a > > ;< / div >
< div class = "line" > < a id = "l01053" name = "l01053" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a50e6841f3e1eb5da665d6940f91c1d58" > 1053< / a > < / span > < span class = "keyword" > using< / span > < a class = "code hl_class" href = "class_strongly_connected_components_finder.html" > SccFinder< / a > =< / div >
< div class = "line" > < a id = "l01054" name = "l01054" > < / a > < span class = "lineno" > 1054< / span > < a class = "code hl_class" href = "class_strongly_connected_components_finder.html" > StronglyConnectedComponentsFinder< / a > < int32_t, < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a026a87568634d8f2dcdd1d61bb990b1f" > SccGraph< / a > ,< / div >
< div class = "line" > < a id = "l01055" name = "l01055" > < / a > < span class = "lineno" > 1055< / span > std::vector< std::vector< int32_t> > > ;< / div >
< div class = "line" > < a id = "l01056" name = "l01056" > < / a > < span class = "lineno" > 1056< / span > < / div >
< div class = "line" > < a id = "l01057" name = "l01057" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a026a87568634d8f2dcdd1d61bb990b1f" > 1057< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a026a87568634d8f2dcdd1d61bb990b1f" > SccGraph< / a > (< a class = "code hl_class" href = "class_strongly_connected_components_finder.html" > SccFinder< / a > * finder, < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > Implication< / a > * graph,< / div >
< div class = "line" > < a id = "l01058" name = "l01058" > < / a > < span class = "lineno" > 1058< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > AtMostOne< / a > * at_most_ones,< / div >
< div class = "line" > < a id = "l01059" name = "l01059" > < / a > < span class = "lineno" > 1059< / span > std::vector< Literal> * at_most_one_buffer)< / div >
< div class = "line" > < a id = "l01060" name = "l01060" > < / a > < span class = "lineno" > 1060< / span > : finder_(*finder),< / div >
< div class = "line" > < a id = "l01061" name = "l01061" > < / a > < span class = "lineno" > 1061< / span > implications_(*graph),< / div >
< div class = "line" > < a id = "l01062" name = "l01062" > < / a > < span class = "lineno" > 1062< / span > at_most_ones_(*at_most_ones),< / div >
< div class = "line" > < a id = "l01063" name = "l01063" > < / a > < span class = "lineno" > 1063< / span > at_most_one_buffer_(*at_most_one_buffer) {}< / div >
< div class = "line" > < a id = "l01064" name = "l01064" > < / a > < span class = "lineno" > 1064< / span > < / div >
< div class = "line" > < a id = "l01065" name = "l01065" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html#aa1422ff9f294901034e9ebcc400e57b0" > 1065< / a > < / span > < span class = "keyword" > const< / span > std::vector< int32_t> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_scc_graph.html#aa1422ff9f294901034e9ebcc400e57b0" > operator[]< / a > (int32_t node)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l01066" name = "l01066" > < / a > < span class = "lineno" > 1066< / span > tmp_.clear();< / div >
< div class = "line" > < a id = "l01067" name = "l01067" > < / a > < span class = "lineno" > 1067< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : implications_[LiteralIndex(node)]) {< / div >
< div class = "line" > < a id = "l01068" name = "l01068" > < / a > < span class = "lineno" > 1068< / span > tmp_.push_back(l.Index().value());< / div >
< div class = "line" > < a id = "l01069" name = "l01069" > < / a > < span class = "lineno" > 1069< / span > < span class = "keywordflow" > if< / span > (finder_.< a class = "code hl_function" href = "class_strongly_connected_components_finder.html#a4db5c4e5c0437428c74f692ac4601af7" > NodeIsInCurrentDfsPath< / a > (l.NegatedIndex().value())) {< / div >
< div class = "line" > < a id = "l01070" name = "l01070" > < / a > < span class = "lineno" > 1070< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a47d33ec3614dcb20228fc964e0886a9b" > to_fix_< / a > .push_back(l);< / div >
< div class = "line" > < a id = "l01071" name = "l01071" > < / a > < span class = "lineno" > 1071< / span > }< / div >
< div class = "line" > < a id = "l01072" name = "l01072" > < / a > < span class = "lineno" > 1072< / span > }< / div >
< div class = "line" > < a id = "l01073" name = "l01073" > < / a > < span class = "lineno" > 1073< / span > < span class = "keywordflow" > if< / span > (node < at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l01074" name = "l01074" > < / a > < span class = "lineno" > 1074< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > : at_most_ones_[LiteralIndex(node)]) {< / div >
< div class = "line" > < a id = "l01075" name = "l01075" > < / a > < span class = "lineno" > 1075< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > > = at_most_one_already_explored_.size()) {< / div >
< div class = "line" > < a id = "l01076" name = "l01076" > < / a > < span class = "lineno" > 1076< / span > at_most_one_already_explored_.resize(< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > + 1, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l01077" name = "l01077" > < / a > < span class = "lineno" > 1077< / span > previous_node_to_explore_at_most_one_.resize(< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > + 1);< / div >
< div class = "line" > < a id = "l01078" name = "l01078" > < / a > < span class = "lineno" > 1078< / span > }< / div >
< div class = "line" > < a id = "l01079" name = "l01079" > < / a > < span class = "lineno" > 1079< / span > < / div >
< div class = "line" > < a id = "l01080" name = "l01080" > < / a > < span class = "lineno" > 1080< / span > < span class = "comment" > // In the presence of at_most_ones_ contraints, expanding them< / span > < / div >
< div class = "line" > < a id = "l01081" name = "l01081" > < / a > < span class = "lineno" > 1081< / span > < span class = "comment" > // implicitely to implications in the SCC computation can result in a< / span > < / div >
< div class = "line" > < a id = "l01082" name = "l01082" > < / a > < span class = "lineno" > 1082< / span > < span class = "comment" > // quadratic complexity rather than a linear one in term of the input< / span > < / div >
< div class = "line" > < a id = "l01083" name = "l01083" > < / a > < span class = "lineno" > 1083< / span > < span class = "comment" > // data structure size. So this test here is critical on problem with< / span > < / div >
< div class = "line" > < a id = "l01084" name = "l01084" > < / a > < span class = "lineno" > 1084< / span > < span class = "comment" > // large at_most ones like the " ivu06-big.mps.gz" where without it, the< / span > < / div >
< div class = "line" > < a id = "l01085" name = "l01085" > < / a > < span class = "lineno" > 1085< / span > < span class = "comment" > // full FindStronglyConnectedComponents() take more than on hour instead< / span > < / div >
< div class = "line" > < a id = "l01086" name = "l01086" > < / a > < span class = "lineno" > 1086< / span > < span class = "comment" > // of less than a second!< / span > < / div >
< div class = "line" > < a id = "l01087" name = "l01087" > < / a > < span class = "lineno" > 1087< / span > < span class = "keywordflow" > if< / span > (at_most_one_already_explored_[< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ]) {< / div >
< div class = "line" > < a id = "l01088" name = "l01088" > < / a > < span class = "lineno" > 1088< / span > < span class = "comment" > // We never expand a node twice.< / span > < / div >
< div class = "line" > < a id = "l01089" name = "l01089" > < / a > < span class = "lineno" > 1089< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > first_node = previous_node_to_explore_at_most_one_[< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ];< / div >
< div class = "line" > < a id = "l01090" name = "l01090" > < / a > < span class = "lineno" > 1090< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (node, first_node);< / div >
< div class = "line" > < a id = "l01091" name = "l01091" > < / a > < span class = "lineno" > 1091< / span > < / div >
< div class = "line" > < a id = "l01092" name = "l01092" > < / a > < span class = "lineno" > 1092< / span > < span class = "keywordflow" > if< / span > (finder_.< a class = "code hl_function" href = "class_strongly_connected_components_finder.html#a4db5c4e5c0437428c74f692ac4601af7" > NodeIsInCurrentDfsPath< / a > (first_node)) {< / div >
< div class = "line" > < a id = "l01093" name = "l01093" > < / a > < span class = "lineno" > 1093< / span > < span class = "comment" > // If the first node is not settled, then we do explore the< / span > < / div >
< div class = "line" > < a id = "l01094" name = "l01094" > < / a > < span class = "lineno" > 1094< / span > < span class = "comment" > // at_most_one constraint again. In " Mixed-Integer-Programming:< / span > < / div >
< div class = "line" > < a id = "l01095" name = "l01095" > < / a > < span class = "lineno" > 1095< / span > < span class = "comment" > // Analyzing 12 years of progress" , Tobias Achterberg and Roland< / span > < / div >
< div class = "line" > < a id = "l01096" name = "l01096" > < / a > < span class = "lineno" > 1096< / span > < span class = "comment" > // Wunderling explains that an at most one need to be looped over at< / span > < / div >
< div class = "line" > < a id = "l01097" name = "l01097" > < / a > < span class = "lineno" > 1097< / span > < span class = "comment" > // most twice. I am not sure exactly how that works, so for now we< / span > < / div >
< div class = "line" > < a id = "l01098" name = "l01098" > < / a > < span class = "lineno" > 1098< / span > < span class = "comment" > // are not fully linear, but on actual instances, we only rarely< / span > < / div >
< div class = "line" > < a id = "l01099" name = "l01099" > < / a > < span class = "lineno" > 1099< / span > < span class = "comment" > // run into this case.< / span > < / div >
< div class = "line" > < a id = "l01100" name = "l01100" > < / a > < span class = "lineno" > 1100< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01101" name = "l01101" > < / a > < span class = "lineno" > 1101< / span > < span class = "comment" > // Note that we change the previous node to explore at most one< / span > < / div >
< div class = "line" > < a id = "l01102" name = "l01102" > < / a > < span class = "lineno" > 1102< / span > < span class = "comment" > // since the current node will be settled before the old ones.< / span > < / div >
< div class = "line" > < a id = "l01103" name = "l01103" > < / a > < span class = "lineno" > 1103< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01104" name = "l01104" > < / a > < span class = "lineno" > 1104< / span > < span class = "comment" > // TODO(user): avoid looping more than twice on the same at most one< / span > < / div >
< div class = "line" > < a id = "l01105" name = "l01105" > < / a > < span class = "lineno" > 1105< / span > < span class = "comment" > // constraints? Note that the second time we loop we have x => y => < / span > < / div >
< div class = "line" > < a id = "l01106" name = "l01106" > < / a > < span class = "lineno" > 1106< / span > < span class = "comment" > // not(x), so we can already detect that x must be false which we< / span > < / div >
< div class = "line" > < a id = "l01107" name = "l01107" > < / a > < span class = "lineno" > 1107< / span > < span class = "comment" > // detect below.< / span > < / div >
< div class = "line" > < a id = "l01108" name = "l01108" > < / a > < span class = "lineno" > 1108< / span > previous_node_to_explore_at_most_one_[< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ] = node;< / div >
< div class = "line" > < a id = "l01109" name = "l01109" > < / a > < span class = "lineno" > 1109< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01110" name = "l01110" > < / a > < span class = "lineno" > 1110< / span > < span class = "comment" > // The first node is already settled and so are all its child. Only< / span > < / div >
< div class = "line" > < a id = "l01111" name = "l01111" > < / a > < span class = "lineno" > 1111< / span > < span class = "comment" > // not(first_node) might still need exploring.< / span > < / div >
< div class = "line" > < a id = "l01112" name = "l01112" > < / a > < span class = "lineno" > 1112< / span > tmp_.push_back(< / div >
< div class = "line" > < a id = "l01113" name = "l01113" > < / a > < span class = "lineno" > 1113< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(first_node)).NegatedIndex().< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ());< / div >
< div class = "line" > < a id = "l01114" name = "l01114" > < / a > < span class = "lineno" > 1114< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01115" name = "l01115" > < / a > < span class = "lineno" > 1115< / span > }< / div >
< div class = "line" > < a id = "l01116" name = "l01116" > < / a > < span class = "lineno" > 1116< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01117" name = "l01117" > < / a > < span class = "lineno" > 1117< / span > at_most_one_already_explored_[< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01118" name = "l01118" > < / a > < span class = "lineno" > 1118< / span > previous_node_to_explore_at_most_one_[< a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ] = node;< / div >
< div class = "line" > < a id = "l01119" name = "l01119" > < / a > < span class = "lineno" > 1119< / span > }< / div >
< div class = "line" > < a id = "l01120" name = "l01120" > < / a > < span class = "lineno" > 1120< / span > < / div >
< div class = "line" > < a id = "l01121" name = "l01121" > < / a > < span class = "lineno" > 1121< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ;; ++i) {< / div >
< div class = "line" > < a id = "l01122" name = "l01122" > < / a > < span class = "lineno" > 1122< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = at_most_one_buffer_[i];< / div >
< div class = "line" > < a id = "l01123" name = "l01123" > < / a > < span class = "lineno" > 1123< / span > < span class = "keywordflow" > if< / span > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01124" name = "l01124" > < / a > < span class = "lineno" > 1124< / span > < span class = "keywordflow" > if< / span > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () == node) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01125" name = "l01125" > < / a > < span class = "lineno" > 1125< / span > tmp_.push_back(l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ().value());< / div >
< div class = "line" > < a id = "l01126" name = "l01126" > < / a > < span class = "lineno" > 1126< / span > < span class = "keywordflow" > if< / span > (finder_.< a class = "code hl_function" href = "class_strongly_connected_components_finder.html#a4db5c4e5c0437428c74f692ac4601af7" > NodeIsInCurrentDfsPath< / a > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ().value())) {< / div >
< div class = "line" > < a id = "l01127" name = "l01127" > < / a > < span class = "lineno" > 1127< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a47d33ec3614dcb20228fc964e0886a9b" > to_fix_< / a > .push_back(l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ());< / div >
< div class = "line" > < a id = "l01128" name = "l01128" > < / a > < span class = "lineno" > 1128< / span > }< / div >
< div class = "line" > < a id = "l01129" name = "l01129" > < / a > < span class = "lineno" > 1129< / span > }< / div >
< div class = "line" > < a id = "l01130" name = "l01130" > < / a > < span class = "lineno" > 1130< / span > }< / div >
< div class = "line" > < a id = "l01131" name = "l01131" > < / a > < span class = "lineno" > 1131< / span > }< / div >
< div class = "line" > < a id = "l01132" name = "l01132" > < / a > < span class = "lineno" > 1132< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a718d023e2932e7df10059f01f56d4e6d" > work_done_< / a > += tmp_.size();< / div >
< div class = "line" > < a id = "l01133" name = "l01133" > < / a > < span class = "lineno" > 1133< / span > < span class = "keywordflow" > return< / span > tmp_;< / div >
< div class = "line" > < a id = "l01134" name = "l01134" > < / a > < span class = "lineno" > 1134< / span > }< / div >
< div class = "line" > < a id = "l01135" name = "l01135" > < / a > < span class = "lineno" > 1135< / span > < / div >
< div class = "line" > < a id = "l01136" name = "l01136" > < / a > < span class = "lineno" > 1136< / span > < span class = "comment" > // All these literals where detected to be true during the SCC computation.< / span > < / div >
< div class = "line" > < a id = "l01137" name = "l01137" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a47d33ec3614dcb20228fc964e0886a9b" > 1137< / a > < / span > < span class = "keyword" > mutable< / span > std::vector< Literal> < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a47d33ec3614dcb20228fc964e0886a9b" > to_fix_< / a > ;< / div >
< div class = "line" > < a id = "l01138" name = "l01138" > < / a > < span class = "lineno" > 1138< / span > < / div >
< div class = "line" > < a id = "l01139" name = "l01139" > < / a > < span class = "lineno" > 1139< / span > < span class = "comment" > // For the deterministic time.< / span > < / div >
< div class = "line" > < a id = "l01140" name = "l01140" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a718d023e2932e7df10059f01f56d4e6d" > 1140< / a > < / span > < span class = "keyword" > mutable< / span > int64_t < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a718d023e2932e7df10059f01f56d4e6d" > work_done_< / a > = 0;< / div >
< div class = "line" > < a id = "l01141" name = "l01141" > < / a > < span class = "lineno" > 1141< / span > < / div >
< div class = "line" > < a id = "l01142" name = "l01142" > < / a > < span class = "lineno" > 1142< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l01143" name = "l01143" > < / a > < span class = "lineno" > 1143< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "class_strongly_connected_components_finder.html" > SccFinder< / a > & finder_;< / div >
< div class = "line" > < a id = "l01144" name = "l01144" > < / a > < span class = "lineno" > 1144< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > Implication< / a > & implications_;< / div >
< div class = "line" > < a id = "l01145" name = "l01145" > < / a > < span class = "lineno" > 1145< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > AtMostOne< / a > & at_most_ones_;< / div >
< div class = "line" > < a id = "l01146" name = "l01146" > < / a > < span class = "lineno" > 1146< / span > < span class = "keyword" > const< / span > std::vector< Literal> & at_most_one_buffer_;< / div >
< div class = "line" > < a id = "l01147" name = "l01147" > < / a > < span class = "lineno" > 1147< / span > < / div >
< div class = "line" > < a id = "l01148" name = "l01148" > < / a > < span class = "lineno" > 1148< / span > < span class = "keyword" > mutable< / span > std::vector< int32_t> tmp_;< / div >
< div class = "line" > < a id = "l01149" name = "l01149" > < / a > < span class = "lineno" > 1149< / span > < / div >
< div class = "line" > < a id = "l01150" name = "l01150" > < / a > < span class = "lineno" > 1150< / span > < span class = "comment" > // Used to get a non-quadratic complexity in the presence of at most ones.< / span > < / div >
< div class = "line" > < a id = "l01151" name = "l01151" > < / a > < span class = "lineno" > 1151< / span > < span class = "keyword" > mutable< / span > std::vector< bool> at_most_one_already_explored_;< / div >
< div class = "line" > < a id = "l01152" name = "l01152" > < / a > < span class = "lineno" > 1152< / span > < span class = "keyword" > mutable< / span > std::vector< int> previous_node_to_explore_at_most_one_;< / div >
< div class = "line" > < a id = "l01153" name = "l01153" > < / a > < span class = "lineno" > 1153< / span > };< / div >
< div class = "line" > < a id = "l01154" name = "l01154" > < / a > < span class = "lineno" > 1154< / span > < / div >
< div class = "line" > < a id = "l01155" name = "l01155" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > 1155< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > BinaryImplicationGraph::DetectEquivalences< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a id = "l01156" name = "l01156" > < / a > < span class = "lineno" > 1156< / span > < span class = "comment" > // This was already called, and no new constraint where added. Note that new< / span > < / div >
< div class = "line" > < a id = "l01157" name = "l01157" > < / a > < span class = "lineno" > 1157< / span > < span class = "comment" > // fixed variable cannote create new equivalence, only new binary clauses do.< / span > < / div >
< div class = "line" > < a id = "l01158" name = "l01158" > < / a > < span class = "lineno" > 1158< / span > < span class = "keywordflow" > if< / span > (is_dag_) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01159" name = "l01159" > < / a > < span class = "lineno" > 1159< / span > < a class = "code hl_class" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a id = "l01160" name = "l01160" > < / a > < span class = "lineno" > 1160< / span > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code hl_function" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a id = "l01161" name = "l01161" > < / a > < span class = "lineno" > 1161< / span > log_info |= < a class = "code hl_define" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a id = "l01162" name = "l01162" > < / a > < span class = "lineno" > 1162< / span > < / div >
< div class = "line" > < a id = "l01163" name = "l01163" > < / a > < span class = "lineno" > 1163< / span > < span class = "comment" > // Lets remove all fixed variables first.< / span > < / div >
< div class = "line" > < a id = "l01164" name = "l01164" > < / a > < span class = "lineno" > 1164< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > Propagate< / a > (trail_)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01165" name = "l01165" > < / a > < span class = "lineno" > 1165< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > RemoveFixedVariables< / a > ();< / div >
< div class = "line" > < a id = "l01166" name = "l01166" > < / a > < span class = "lineno" > 1166< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ();< / div >
< div class = "line" > < a id = "l01167" name = "l01167" > < / a > < span class = "lineno" > 1167< / span > < / div >
< div class = "line" > < a id = "l01168" name = "l01168" > < / a > < span class = "lineno" > 1168< / span > < span class = "comment" > // TODO(user): We could just do it directly though.< / span > < / div >
< div class = "line" > < a id = "l01169" name = "l01169" > < / a > < span class = "lineno" > 1169< / span > < span class = "keywordtype" > int< / span > num_fixed_during_scc = 0;< / div >
< div class = "line" > < a id = "l01170" name = "l01170" > < / a > < span class = "lineno" > 1170< / span > < span class = "keyword" > const< / span > int32_t size(implications_.size());< / div >
< div class = "line" > < a id = "l01171" name = "l01171" > < / a > < span class = "lineno" > 1171< / span > std::vector< std::vector< int32_t> > scc;< / div >
< div class = "line" > < a id = "l01172" name = "l01172" > < / a > < span class = "lineno" > 1172< / span > < span class = "keywordtype" > double< / span > dtime = 0.0;< / div >
< div class = "line" > < a id = "l01173" name = "l01173" > < / a > < span class = "lineno" > 1173< / span > {< / div >
< div class = "line" > < a id = "l01174" name = "l01174" > < / a > < span class = "lineno" > 1174< / span > < a class = "code hl_class" href = "class_strongly_connected_components_finder.html" > SccGraph::SccFinder< / a > finder;< / div >
< div class = "line" > < a id = "l01175" name = "l01175" > < / a > < span class = "lineno" > 1175< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_scc_graph.html" > SccGraph< / a > graph(& finder, & implications_, & at_most_ones_,< / div >
< div class = "line" > < a id = "l01176" name = "l01176" > < / a > < span class = "lineno" > 1176< / span > & at_most_one_buffer_);< / div >
< div class = "line" > < a id = "l01177" name = "l01177" > < / a > < span class = "lineno" > 1177< / span > finder.< a class = "code hl_function" href = "class_strongly_connected_components_finder.html#ae578e6662172f4c25bb8ad068a597ba5" > FindStronglyConnectedComponents< / a > (size, graph, & scc);< / div >
< div class = "line" > < a id = "l01178" name = "l01178" > < / a > < span class = "lineno" > 1178< / span > dtime += 4e-8 * graph.< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a718d023e2932e7df10059f01f56d4e6d" > work_done_< / a > ;< / div >
< div class = "line" > < a id = "l01179" name = "l01179" > < / a > < span class = "lineno" > 1179< / span > < / div >
< div class = "line" > < a id = "l01180" name = "l01180" > < / a > < span class = "lineno" > 1180< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : graph.< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_scc_graph.html#a47d33ec3614dcb20228fc964e0886a9b" > to_fix_< / a > ) {< / div >
< div class = "line" > < a id = "l01181" name = "l01181" > < / a > < span class = "lineno" > 1181< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (l)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01182" name = "l01182" > < / a > < span class = "lineno" > 1182< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (l)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01183" name = "l01183" > < / a > < span class = "lineno" > 1183< / span > ++num_fixed_during_scc;< / div >
< div class = "line" > < a id = "l01184" name = "l01184" > < / a > < span class = "lineno" > 1184< / span > < span class = "keywordflow" > if< / span > (!FixLiteral(l)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01185" name = "l01185" > < / a > < span class = "lineno" > 1185< / span > }< / div >
< div class = "line" > < a id = "l01186" name = "l01186" > < / a > < span class = "lineno" > 1186< / span > }< / div >
< div class = "line" > < a id = "l01187" name = "l01187" > < / a > < span class = "lineno" > 1187< / span > < / div >
< div class = "line" > < a id = "l01188" name = "l01188" > < / a > < span class = "lineno" > 1188< / span > < span class = "comment" > // The old values will still be valid.< / span > < / div >
< div class = "line" > < a id = "l01189" name = "l01189" > < / a > < span class = "lineno" > 1189< / span > representative_of_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (size, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > );< / div >
< div class = "line" > < a id = "l01190" name = "l01190" > < / a > < span class = "lineno" > 1190< / span > is_redundant_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (size, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l01191" name = "l01191" > < / a > < span class = "lineno" > 1191< / span > < / div >
< div class = "line" > < a id = "l01192" name = "l01192" > < / a > < span class = "lineno" > 1192< / span > < span class = "keywordtype" > int< / span > num_equivalences = 0;< / div >
< div class = "line" > < a id = "l01193" name = "l01193" > < / a > < span class = "lineno" > 1193< / span > reverse_topological_order_.clear();< / div >
< div class = "line" > < a id = "l01194" name = "l01194" > < / a > < span class = "lineno" > 1194< / span > < span class = "keywordflow" > for< / span > (std::vector< int32_t> & component : scc) {< / div >
< div class = "line" > < a id = "l01195" name = "l01195" > < / a > < span class = "lineno" > 1195< / span > < span class = "comment" > // If one is fixed then all must be fixed. Note that the reason why the< / span > < / div >
< div class = "line" > < a id = "l01196" name = "l01196" > < / a > < span class = "lineno" > 1196< / span > < span class = "comment" > // propagation didn' t already do that and we don' t always get fixed< / span > < / div >
< div class = "line" > < a id = "l01197" name = "l01197" > < / a > < span class = "lineno" > 1197< / span > < span class = "comment" > // component of size 1 is because of the potential newly fixed literals< / span > < / div >
< div class = "line" > < a id = "l01198" name = "l01198" > < / a > < span class = "lineno" > 1198< / span > < span class = "comment" > // above.< / span > < / div >
< div class = "line" > < a id = "l01199" name = "l01199" > < / a > < span class = "lineno" > 1199< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01200" name = "l01200" > < / a > < span class = "lineno" > 1200< / span > < span class = "comment" > // In any case, all fixed literals are marked as redundant.< / span > < / div >
< div class = "line" > < a id = "l01201" name = "l01201" > < / a > < span class = "lineno" > 1201< / span > {< / div >
< div class = "line" > < a id = "l01202" name = "l01202" > < / a > < span class = "lineno" > 1202< / span > < span class = "keywordtype" > bool< / span > all_fixed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01203" name = "l01203" > < / a > < span class = "lineno" > 1203< / span > < span class = "keywordtype" > bool< / span > all_true = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01204" name = "l01204" > < / a > < span class = "lineno" > 1204< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > int32_t i : component) {< / div >
< div class = "line" > < a id = "l01205" name = "l01205" > < / a > < span class = "lineno" > 1205< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(i));< / div >
< div class = "line" > < a id = "l01206" name = "l01206" > < / a > < span class = "lineno" > 1206< / span > < span class = "keywordflow" > if< / span > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (l)) {< / div >
< div class = "line" > < a id = "l01207" name = "l01207" > < / a > < span class = "lineno" > 1207< / span > all_fixed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01208" name = "l01208" > < / a > < span class = "lineno" > 1208< / span > all_true = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (l);< / div >
< div class = "line" > < a id = "l01209" name = "l01209" > < / a > < span class = "lineno" > 1209< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01210" name = "l01210" > < / a > < span class = "lineno" > 1210< / span > }< / div >
< div class = "line" > < a id = "l01211" name = "l01211" > < / a > < span class = "lineno" > 1211< / span > }< / div >
< div class = "line" > < a id = "l01212" name = "l01212" > < / a > < span class = "lineno" > 1212< / span > < span class = "keywordflow" > if< / span > (all_fixed) {< / div >
< div class = "line" > < a id = "l01213" name = "l01213" > < / a > < span class = "lineno" > 1213< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > int32_t i : component) {< / div >
< div class = "line" > < a id = "l01214" name = "l01214" > < / a > < span class = "lineno" > 1214< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(i));< / div >
< div class = "line" > < a id = "l01215" name = "l01215" > < / a > < span class = "lineno" > 1215< / span > < span class = "keywordflow" > if< / span > (!is_redundant_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l01216" name = "l01216" > < / a > < span class = "lineno" > 1216< / span > ++num_redundant_literals_;< / div >
< div class = "line" > < a id = "l01217" name = "l01217" > < / a > < span class = "lineno" > 1217< / span > is_redundant_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01218" name = "l01218" > < / a > < span class = "lineno" > 1218< / span > }< / div >
< div class = "line" > < a id = "l01219" name = "l01219" > < / a > < span class = "lineno" > 1219< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > to_fix = all_true ? l : l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a id = "l01220" name = "l01220" > < / a > < span class = "lineno" > 1220< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (to_fix)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01221" name = "l01221" > < / a > < span class = "lineno" > 1221< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (to_fix)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01222" name = "l01222" > < / a > < span class = "lineno" > 1222< / span > ++num_fixed_during_scc;< / div >
< div class = "line" > < a id = "l01223" name = "l01223" > < / a > < span class = "lineno" > 1223< / span > < span class = "keywordflow" > if< / span > (!FixLiteral(l)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01224" name = "l01224" > < / a > < span class = "lineno" > 1224< / span > }< / div >
< div class = "line" > < a id = "l01225" name = "l01225" > < / a > < span class = "lineno" > 1225< / span > < / div >
< div class = "line" > < a id = "l01226" name = "l01226" > < / a > < span class = "lineno" > 1226< / span > < span class = "comment" > // Next component.< / span > < / div >
< div class = "line" > < a id = "l01227" name = "l01227" > < / a > < span class = "lineno" > 1227< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01228" name = "l01228" > < / a > < span class = "lineno" > 1228< / span > }< / div >
< div class = "line" > < a id = "l01229" name = "l01229" > < / a > < span class = "lineno" > 1229< / span > }< / div >
< div class = "line" > < a id = "l01230" name = "l01230" > < / a > < span class = "lineno" > 1230< / span > < / div >
< div class = "line" > < a id = "l01231" name = "l01231" > < / a > < span class = "lineno" > 1231< / span > < span class = "comment" > // We ignore variable that appear in no constraints.< / span > < / div >
< div class = "line" > < a id = "l01232" name = "l01232" > < / a > < span class = "lineno" > 1232< / span > < span class = "keywordflow" > if< / span > (component.size() == 1 & & is_removed_[LiteralIndex(component[0])]) {< / div >
< div class = "line" > < a id = "l01233" name = "l01233" > < / a > < span class = "lineno" > 1233< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01234" name = "l01234" > < / a > < span class = "lineno" > 1234< / span > }< / div >
< div class = "line" > < a id = "l01235" name = "l01235" > < / a > < span class = "lineno" > 1235< / span > < / div >
< div class = "line" > < a id = "l01236" name = "l01236" > < / a > < span class = "lineno" > 1236< / span > < span class = "comment" > // We always take the smallest literal index (which also corresponds to the< / span > < / div >
< div class = "line" > < a id = "l01237" name = "l01237" > < / a > < span class = "lineno" > 1237< / span > < span class = "comment" > // smallest BooleanVariable index) as a representative. This make sure that< / span > < / div >
< div class = "line" > < a id = "l01238" name = "l01238" > < / a > < span class = "lineno" > 1238< / span > < span class = "comment" > // the representative of a literal l and the one of not(l) will be the< / span > < / div >
< div class = "line" > < a id = "l01239" name = "l01239" > < / a > < span class = "lineno" > 1239< / span > < span class = "comment" > // negation of each other. There is also reason to think that it is< / span > < / div >
< div class = "line" > < a id = "l01240" name = "l01240" > < / a > < span class = "lineno" > 1240< / span > < span class = "comment" > // heuristically better to use a BooleanVariable that was created first.< / span > < / div >
< div class = "line" > < a id = "l01241" name = "l01241" > < / a > < span class = "lineno" > 1241< / span > std::sort(component.begin(), component.end());< / div >
< div class = "line" > < a id = "l01242" name = "l01242" > < / a > < span class = "lineno" > 1242< / span > < span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > (component[0]);< / div >
< div class = "line" > < a id = "l01243" name = "l01243" > < / a > < span class = "lineno" > 1243< / span > reverse_topological_order_.push_back(< a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > );< / div >
< div class = "line" > < a id = "l01244" name = "l01244" > < / a > < span class = "lineno" > 1244< / span > < / div >
< div class = "line" > < a id = "l01245" name = "l01245" > < / a > < span class = "lineno" > 1245< / span > < span class = "keywordflow" > if< / span > (component.size() == 1) {< / div >
< div class = "line" > < a id = "l01246" name = "l01246" > < / a > < span class = "lineno" > 1246< / span > < span class = "comment" > // Note that because we process list in reverse topological order, this< / span > < / div >
< div class = "line" > < a id = "l01247" name = "l01247" > < / a > < span class = "lineno" > 1247< / span > < span class = "comment" > // is only needed if there is any equivalence before this point.< / span > < / div >
< div class = "line" > < a id = "l01248" name = "l01248" > < / a > < span class = "lineno" > 1248< / span > < span class = "keywordflow" > if< / span > (num_equivalences > 0) {< / div >
< div class = "line" > < a id = "l01249" name = "l01249" > < / a > < span class = "lineno" > 1249< / span > < span class = "keyword" > auto< / span > & representative_list = implications_[< a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ];< / div >
< div class = "line" > < a id = "l01250" name = "l01250" > < / a > < span class = "lineno" > 1250< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > & ref : representative_list) {< / div >
< div class = "line" > < a id = "l01251" name = "l01251" > < / a > < span class = "lineno" > 1251< / span > < span class = "keyword" > const< / span > LiteralIndex rep = representative_of_[ref.Index()];< / div >
< div class = "line" > < a id = "l01252" name = "l01252" > < / a > < span class = "lineno" > 1252< / span > < span class = "keywordflow" > if< / span > (rep == < a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01253" name = "l01253" > < / a > < span class = "lineno" > 1253< / span > < span class = "keywordflow" > if< / span > (rep == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01254" name = "l01254" > < / a > < span class = "lineno" > 1254< / span > ref = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep);< / div >
< div class = "line" > < a id = "l01255" name = "l01255" > < / a > < span class = "lineno" > 1255< / span > }< / div >
< div class = "line" > < a id = "l01256" name = "l01256" > < / a > < span class = "lineno" > 1256< / span > < a class = "code hl_function" href = "namespacegtl.html#a288a1dc92da5d3ad62d4bc4cec9e8b1d" > gtl::STLSortAndRemoveDuplicates< / a > (& representative_list);< / div >
< div class = "line" > < a id = "l01257" name = "l01257" > < / a > < span class = "lineno" > 1257< / span > }< / div >
< div class = "line" > < a id = "l01258" name = "l01258" > < / a > < span class = "lineno" > 1258< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01259" name = "l01259" > < / a > < span class = "lineno" > 1259< / span > }< / div >
< div class = "line" > < a id = "l01260" name = "l01260" > < / a > < span class = "lineno" > 1260< / span > < / div >
< div class = "line" > < a id = "l01261" name = "l01261" > < / a > < span class = "lineno" > 1261< / span > < span class = "comment" > // Sets the representative.< / span > < / div >
< div class = "line" > < a id = "l01262" name = "l01262" > < / a > < span class = "lineno" > 1262< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < component.size(); ++i) {< / div >
< div class = "line" > < a id = "l01263" name = "l01263" > < / a > < span class = "lineno" > 1263< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(component[i]));< / div >
< div class = "line" > < a id = "l01264" name = "l01264" > < / a > < span class = "lineno" > 1264< / span > < span class = "keywordflow" > if< / span > (!is_redundant_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()]) {< / div >
< div class = "line" > < a id = "l01265" name = "l01265" > < / a > < span class = "lineno" > 1265< / span > ++num_redundant_literals_;< / div >
< div class = "line" > < a id = "l01266" name = "l01266" > < / a > < span class = "lineno" > 1266< / span > is_redundant_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01267" name = "l01267" > < / a > < span class = "lineno" > 1267< / span > }< / div >
< div class = "line" > < a id = "l01268" name = "l01268" > < / a > < span class = "lineno" > 1268< / span > representative_of_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()] = < a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ;< / div >
< div class = "line" > < a id = "l01269" name = "l01269" > < / a > < span class = "lineno" > 1269< / span > < / div >
< div class = "line" > < a id = "l01270" name = "l01270" > < / a > < span class = "lineno" > 1270< / span > < span class = "comment" > // Detect if x < => not(x) which means unsat. Note that we relly on the< / span > < / div >
< div class = "line" > < a id = "l01271" name = "l01271" > < / a > < span class = "lineno" > 1271< / span > < span class = "comment" > // fact that when sorted, they will both be consecutive in the list.< / span > < / div >
< div class = "line" > < a id = "l01272" name = "l01272" > < / a > < span class = "lineno" > 1272< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(component[i - 1])).Negated() == < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a id = "l01273" name = "l01273" > < / a > < span class = "lineno" > 1273< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Trivially UNSAT in DetectEquivalences()" < / span > ;< / div >
< div class = "line" > < a id = "l01274" name = "l01274" > < / a > < span class = "lineno" > 1274< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01275" name = "l01275" > < / a > < span class = "lineno" > 1275< / span > }< / div >
< div class = "line" > < a id = "l01276" name = "l01276" > < / a > < span class = "lineno" > 1276< / span > }< / div >
< div class = "line" > < a id = "l01277" name = "l01277" > < / a > < span class = "lineno" > 1277< / span > < / div >
< div class = "line" > < a id = "l01278" name = "l01278" > < / a > < span class = "lineno" > 1278< / span > < span class = "comment" > // Merge all the lists in implications_[representative].< / span > < / div >
< div class = "line" > < a id = "l01279" name = "l01279" > < / a > < span class = "lineno" > 1279< / span > < span class = "comment" > // Note that we do not want representative in its own list.< / span > < / div >
< div class = "line" > < a id = "l01280" name = "l01280" > < / a > < span class = "lineno" > 1280< / span > < span class = "keyword" > auto< / span > & representative_list = implications_[< a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ];< / div >
< div class = "line" > < a id = "l01281" name = "l01281" > < / a > < span class = "lineno" > 1281< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l01282" name = "l01282" > < / a > < span class = "lineno" > 1282< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : representative_list) {< / div >
< div class = "line" > < a id = "l01283" name = "l01283" > < / a > < span class = "lineno" > 1283< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > rep = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > RepresentativeOf< / a > (l);< / div >
< div class = "line" > < a id = "l01284" name = "l01284" > < / a > < span class = "lineno" > 1284< / span > < span class = "keywordflow" > if< / span > (rep.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () == < a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01285" name = "l01285" > < / a > < span class = "lineno" > 1285< / span > representative_list[new_size++] = rep;< / div >
< div class = "line" > < a id = "l01286" name = "l01286" > < / a > < span class = "lineno" > 1286< / span > }< / div >
< div class = "line" > < a id = "l01287" name = "l01287" > < / a > < span class = "lineno" > 1287< / span > representative_list.resize(new_size);< / div >
< div class = "line" > < a id = "l01288" name = "l01288" > < / a > < span class = "lineno" > 1288< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < component.size(); ++i) {< / div >
< div class = "line" > < a id = "l01289" name = "l01289" > < / a > < span class = "lineno" > 1289< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(component[i]));< / div >
< div class = "line" > < a id = "l01290" name = "l01290" > < / a > < span class = "lineno" > 1290< / span > < span class = "keyword" > auto< / span > & ref = implications_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()];< / div >
< div class = "line" > < a id = "l01291" name = "l01291" > < / a > < span class = "lineno" > 1291< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : ref) {< / div >
< div class = "line" > < a id = "l01292" name = "l01292" > < / a > < span class = "lineno" > 1292< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > rep = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > RepresentativeOf< / a > (l);< / div >
< div class = "line" > < a id = "l01293" name = "l01293" > < / a > < span class = "lineno" > 1293< / span > < span class = "keywordflow" > if< / span > (rep.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () != < a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ) representative_list.push_back(rep);< / div >
< div class = "line" > < a id = "l01294" name = "l01294" > < / a > < span class = "lineno" > 1294< / span > }< / div >
< div class = "line" > < a id = "l01295" name = "l01295" > < / a > < span class = "lineno" > 1295< / span > < / div >
< div class = "line" > < a id = "l01296" name = "l01296" > < / a > < span class = "lineno" > 1296< / span > < span class = "comment" > // Add representative < => literal.< / span > < / div >
< div class = "line" > < a id = "l01297" name = "l01297" > < / a > < span class = "lineno" > 1297< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01298" name = "l01298" > < / a > < span class = "lineno" > 1298< / span > < span class = "comment" > // Remark: this relation do not need to be added to a DRAT proof since< / span > < / div >
< div class = "line" > < a id = "l01299" name = "l01299" > < / a > < span class = "lineno" > 1299< / span > < span class = "comment" > // the redundant variables should never be used again for a pure SAT< / span > < / div >
< div class = "line" > < a id = "l01300" name = "l01300" > < / a > < span class = "lineno" > 1300< / span > < span class = "comment" > // problem.< / span > < / div >
< div class = "line" > < a id = "l01301" name = "l01301" > < / a > < span class = "lineno" > 1301< / span > representative_list.push_back(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l01302" name = "l01302" > < / a > < span class = "lineno" > 1302< / span > ref.clear();< / div >
< div class = "line" > < a id = "l01303" name = "l01303" > < / a > < span class = "lineno" > 1303< / span > ref.push_back(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ));< / div >
< div class = "line" > < a id = "l01304" name = "l01304" > < / a > < span class = "lineno" > 1304< / span > }< / div >
< div class = "line" > < a id = "l01305" name = "l01305" > < / a > < span class = "lineno" > 1305< / span > < a class = "code hl_function" href = "namespacegtl.html#a288a1dc92da5d3ad62d4bc4cec9e8b1d" > gtl::STLSortAndRemoveDuplicates< / a > (& representative_list);< / div >
< div class = "line" > < a id = "l01306" name = "l01306" > < / a > < span class = "lineno" > 1306< / span > num_equivalences += component.size() - 1;< / div >
< div class = "line" > < a id = "l01307" name = "l01307" > < / a > < span class = "lineno" > 1307< / span > }< / div >
< div class = "line" > < a id = "l01308" name = "l01308" > < / a > < span class = "lineno" > 1308< / span > < / div >
< div class = "line" > < a id = "l01309" name = "l01309" > < / a > < span class = "lineno" > 1309< / span > is_dag_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01310" name = "l01310" > < / a > < span class = "lineno" > 1310< / span > < span class = "keywordflow" > if< / span > (num_equivalences != 0) {< / div >
< div class = "line" > < a id = "l01311" name = "l01311" > < / a > < span class = "lineno" > 1311< / span > < span class = "comment" > // Remap all at most ones. Remove fixed variables, process duplicates. Note< / span > < / div >
< div class = "line" > < a id = "l01312" name = "l01312" > < / a > < span class = "lineno" > 1312< / span > < span class = "comment" > // that this might result in more implications when we expand small at most< / span > < / div >
< div class = "line" > < a id = "l01313" name = "l01313" > < / a > < span class = "lineno" > 1313< / span > < span class = "comment" > // one.< / span > < / div >
< div class = "line" > < a id = "l01314" name = "l01314" > < / a > < span class = "lineno" > 1314< / span > at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l01315" name = "l01315" > < / a > < span class = "lineno" > 1315< / span > CleanUpAndAddAtMostOnes(< span class = "comment" > /*base_index=*/< / span > 0);< / div >
< div class = "line" > < a id = "l01316" name = "l01316" > < / a > < span class = "lineno" > 1316< / span > < / div >
< div class = "line" > < a id = "l01317" name = "l01317" > < / a > < span class = "lineno" > 1317< / span > num_implications_ = 0;< / div >
< div class = "line" > < a id = "l01318" name = "l01318" > < / a > < span class = "lineno" > 1318< / span > < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a id = "l01319" name = "l01319" > < / a > < span class = "lineno" > 1319< / span > num_implications_ += implications_[i].size();< / div >
< div class = "line" > < a id = "l01320" name = "l01320" > < / a > < span class = "lineno" > 1320< / span > }< / div >
< div class = "line" > < a id = "l01321" name = "l01321" > < / a > < span class = "lineno" > 1321< / span > dtime += 2e-8 * num_implications_;< / div >
< div class = "line" > < a id = "l01322" name = "l01322" > < / a > < span class = "lineno" > 1322< / span > }< / div >
< div class = "line" > < a id = "l01323" name = "l01323" > < / a > < span class = "lineno" > 1323< / span > < / div >
< div class = "line" > < a id = "l01324" name = "l01324" > < / a > < span class = "lineno" > 1324< / span > time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime);< / div >
< div class = "line" > < a id = "l01325" name = "l01325" > < / a > < span class = "lineno" > 1325< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " SCC. " < / span > < < num_equivalences< / div >
< div class = "line" > < a id = "l01326" name = "l01326" > < / a > < span class = "lineno" > 1326< / span > < < < span class = "stringliteral" > " redundant equivalent literals. " < / span > < / div >
< div class = "line" > < a id = "l01327" name = "l01327" > < / a > < span class = "lineno" > 1327< / span > < < num_fixed_during_scc < < < span class = "stringliteral" > " fixed. " < / span > < / div >
< div class = "line" > < a id = "l01328" name = "l01328" > < / a > < span class = "lineno" > 1328< / span > < < num_implications_ < < < span class = "stringliteral" > " implications left. " < / span > < / div >
< div class = "line" > < a id = "l01329" name = "l01329" > < / a > < span class = "lineno" > 1329< / span > < < implications_.size() < < < span class = "stringliteral" > " literals." < / span > < / div >
< div class = "line" > < a id = "l01330" name = "l01330" > < / a > < span class = "lineno" > 1330< / span > < < < span class = "stringliteral" > " size of at_most_one buffer = " < / span > < / div >
< div class = "line" > < a id = "l01331" name = "l01331" > < / a > < span class = "lineno" > 1331< / span > < < at_most_one_buffer_.size() < < < span class = "stringliteral" > " ." < / span > < / div >
< div class = "line" > < a id = "l01332" name = "l01332" > < / a > < span class = "lineno" > 1332< / span > < < < span class = "stringliteral" > " dtime: " < / span > < < dtime< / div >
< div class = "line" > < a id = "l01333" name = "l01333" > < / a > < span class = "lineno" > 1333< / span > < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code hl_variable" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code hl_function" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a id = "l01334" name = "l01334" > < / a > < span class = "lineno" > 1334< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01335" name = "l01335" > < / a > < span class = "lineno" > 1335< / span > }< / div >
< div class = "line" > < a id = "l01336" name = "l01336" > < / a > < span class = "lineno" > 1336< / span > < / div >
< div class = "line" > < a id = "l01337" name = "l01337" > < / a > < span class = "lineno" > 1337< / span > < span class = "comment" > // Note that as a side effect this also do a full " failed literal probing" < / span > < / div >
< div class = "line" > < a id = "l01338" name = "l01338" > < / a > < span class = "lineno" > 1338< / span > < span class = "comment" > // using the binary implication graph only.< / span > < / div >
< div class = "line" > < a id = "l01339" name = "l01339" > < / a > < span class = "lineno" > 1339< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01340" name = "l01340" > < / a > < span class = "lineno" > 1340< / span > < span class = "comment" > // TODO(user): Track which literal have new implications, and only process< / span > < / div >
< div class = "line" > < a id = "l01341" name = "l01341" > < / a > < span class = "lineno" > 1341< / span > < span class = "comment" > // the antecedants of these.< / span > < / div >
< div class = "line" > < a id = "l01342" name = "l01342" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a29218ade45d7df87f01459565526cfe2" > 1342< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a29218ade45d7df87f01459565526cfe2" > BinaryImplicationGraph::ComputeTransitiveReduction< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a id = "l01343" name = "l01343" > < / a > < span class = "lineno" > 1343< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > (), 0);< / div >
< div class = "line" > < a id = "l01344" name = "l01344" > < / a > < span class = "lineno" > 1344< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > DetectEquivalences< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01345" name = "l01345" > < / a > < span class = "lineno" > 1345< / span > < / div >
< div class = "line" > < a id = "l01346" name = "l01346" > < / a > < span class = "lineno" > 1346< / span > < span class = "comment" > // TODO(user): the situation with fixed variable is not really " clean" .< / span > < / div >
< div class = "line" > < a id = "l01347" name = "l01347" > < / a > < span class = "lineno" > 1347< / span > < span class = "comment" > // Simplify the code so we are sure we don' t run into issue or have to deal< / span > < / div >
< div class = "line" > < a id = "l01348" name = "l01348" > < / a > < span class = "lineno" > 1348< / span > < span class = "comment" > // with any of that here.< / span > < / div >
< div class = "line" > < a id = "l01349" name = "l01349" > < / a > < span class = "lineno" > 1349< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > Propagate< / a > (trail_)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01350" name = "l01350" > < / a > < span class = "lineno" > 1350< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > RemoveFixedVariables< / a > ();< / div >
< div class = "line" > < a id = "l01351" name = "l01351" > < / a > < span class = "lineno" > 1351< / span > < / div >
< div class = "line" > < a id = "l01352" name = "l01352" > < / a > < span class = "lineno" > 1352< / span > log_info |= < a class = "code hl_define" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a id = "l01353" name = "l01353" > < / a > < span class = "lineno" > 1353< / span > < a class = "code hl_class" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a id = "l01354" name = "l01354" > < / a > < span class = "lineno" > 1354< / span > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code hl_function" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a id = "l01355" name = "l01355" > < / a > < span class = "lineno" > 1355< / span > < / div >
< div class = "line" > < a id = "l01356" name = "l01356" > < / a > < span class = "lineno" > 1356< / span > int64_t num_fixed = 0;< / div >
< div class = "line" > < a id = "l01357" name = "l01357" > < / a > < span class = "lineno" > 1357< / span > int64_t num_new_redundant_implications = 0;< / div >
< div class = "line" > < a id = "l01358" name = "l01358" > < / a > < span class = "lineno" > 1358< / span > < span class = "keywordtype" > bool< / span > aborted = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01359" name = "l01359" > < / a > < span class = "lineno" > 1359< / span > work_done_in_mark_descendants_ = 0;< / div >
< div class = "line" > < a id = "l01360" name = "l01360" > < / a > < span class = "lineno" > 1360< / span > < span class = "keywordtype" > int< / span > marked_index = 0;< / div >
< div class = "line" > < a id = "l01361" name = "l01361" > < / a > < span class = "lineno" > 1361< / span > < / div >
< div class = "line" > < a id = "l01362" name = "l01362" > < / a > < span class = "lineno" > 1362< / span > < span class = "comment" > // For each node we do a graph traversal and only keep the literals< / span > < / div >
< div class = "line" > < a id = "l01363" name = "l01363" > < / a > < span class = "lineno" > 1363< / span > < span class = "comment" > // at maximum distance 1. This only works because we have a DAG when ignoring< / span > < / div >
< div class = "line" > < a id = "l01364" name = "l01364" > < / a > < span class = "lineno" > 1364< / span > < span class = "comment" > // the " redundant" literal marked by DetectEquivalences(). Note that we also< / span > < / div >
< div class = "line" > < a id = "l01365" name = "l01365" > < / a > < span class = "lineno" > 1365< / span > < span class = "comment" > // need no duplicates in the implications list for correctness which is also< / span > < / div >
< div class = "line" > < a id = "l01366" name = "l01366" > < / a > < span class = "lineno" > 1366< / span > < span class = "comment" > // guaranteed by DetectEquivalences().< / span > < / div >
< div class = "line" > < a id = "l01367" name = "l01367" > < / a > < span class = "lineno" > 1367< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01368" name = "l01368" > < / a > < span class = "lineno" > 1368< / span > < span class = "comment" > // TODO(user): We should be able to reuse some propagation like it is done for< / span > < / div >
< div class = "line" > < a id = "l01369" name = "l01369" > < / a > < span class = "lineno" > 1369< / span > < span class = "comment" > // tree-look. Once a node is processed, we just need to process a node that< / span > < / div >
< div class = "line" > < a id = "l01370" name = "l01370" > < / a > < span class = "lineno" > 1370< / span > < span class = "comment" > // implies it. Test if we can make this faster. Alternatively, only clear< / span > < / div >
< div class = "line" > < a id = "l01371" name = "l01371" > < / a > < span class = "lineno" > 1371< / span > < span class = "comment" > // a part of is_marked_ (after the first child of root in reverse topo order).< / span > < / div >
< div class = "line" > < a id = "l01372" name = "l01372" > < / a > < span class = "lineno" > 1372< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01373" name = "l01373" > < / a > < span class = "lineno" > 1373< / span > < span class = "comment" > // TODO(user): Can we exploit the fact that the implication graph is a< / span > < / div >
< div class = "line" > < a id = "l01374" name = "l01374" > < / a > < span class = "lineno" > 1374< / span > < span class = "comment" > // skew-symmetric graph (isomorphic to its transposed) so that we do less< / span > < / div >
< div class = "line" > < a id = "l01375" name = "l01375" > < / a > < span class = "lineno" > 1375< / span > < span class = "comment" > // work? Also it would be nice to keep the property that even if we abort< / span > < / div >
< div class = "line" > < a id = "l01376" name = "l01376" > < / a > < span class = "lineno" > 1376< / span > < span class = "comment" > // during the algorithm, if a => b, then not(b) => not(a) is also present in< / span > < / div >
< div class = "line" > < a id = "l01377" name = "l01377" > < / a > < span class = "lineno" > 1377< / span > < span class = "comment" > // the other direct implication list.< / span > < / div >
< div class = "line" > < a id = "l01378" name = "l01378" > < / a > < span class = "lineno" > 1378< / span > < span class = "keyword" > const< / span > LiteralIndex size(implications_.size());< / div >
< div class = "line" > < a id = "l01379" name = "l01379" > < / a > < span class = "lineno" > 1379< / span > LiteralIndex previous = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l01380" name = "l01380" > < / a > < span class = "lineno" > 1380< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex root : reverse_topological_order_) {< / div >
< div class = "line" > < a id = "l01381" name = "l01381" > < / a > < span class = "lineno" > 1381< / span > < span class = "comment" > // In most situation reverse_topological_order_ contains no redundant, fixed< / span > < / div >
< div class = "line" > < a id = "l01382" name = "l01382" > < / a > < span class = "lineno" > 1382< / span > < span class = "comment" > // or removed variables. But the reverse_topological_order_ is only< / span > < / div >
< div class = "line" > < a id = "l01383" name = "l01383" > < / a > < span class = "lineno" > 1383< / span > < span class = "comment" > // recomputed when new binary are added to the graph, not when new variable< / span > < / div >
< div class = "line" > < a id = "l01384" name = "l01384" > < / a > < span class = "lineno" > 1384< / span > < span class = "comment" > // are fixed.< / span > < / div >
< div class = "line" > < a id = "l01385" name = "l01385" > < / a > < span class = "lineno" > 1385< / span > < span class = "keywordflow" > if< / span > (is_redundant_[root]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01386" name = "l01386" > < / a > < span class = "lineno" > 1386< / span > < span class = "keywordflow" > if< / span > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (root))) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01387" name = "l01387" > < / a > < span class = "lineno" > 1387< / span > < / div >
< div class = "line" > < a id = "l01388" name = "l01388" > < / a > < span class = "lineno" > 1388< / span > < span class = "keyword" > auto< / span > & direct_implications = implications_[root];< / div >
< div class = "line" > < a id = "l01389" name = "l01389" > < / a > < span class = "lineno" > 1389< / span > < span class = "keywordflow" > if< / span > (direct_implications.empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01390" name = "l01390" > < / a > < span class = "lineno" > 1390< / span > < / div >
< div class = "line" > < a id = "l01391" name = "l01391" > < / a > < span class = "lineno" > 1391< / span > < span class = "comment" > // This is a " poor" version of the tree look stuff, but it does show good< / span > < / div >
< div class = "line" > < a id = "l01392" name = "l01392" > < / a > < span class = "lineno" > 1392< / span > < span class = "comment" > // improvement. If we just processed one of the child of root, we don' t< / span > < / div >
< div class = "line" > < a id = "l01393" name = "l01393" > < / a > < span class = "lineno" > 1393< / span > < span class = "comment" > // need to re-explore it.< / span > < / div >
< div class = "line" > < a id = "l01394" name = "l01394" > < / a > < span class = "lineno" > 1394< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01395" name = "l01395" > < / a > < span class = "lineno" > 1395< / span > < span class = "comment" > // TODO(user): Another optim we can do is that we never need to expand< / span > < / div >
< div class = "line" > < a id = "l01396" name = "l01396" > < / a > < span class = "lineno" > 1396< / span > < span class = "comment" > // any node with a reverse topo order smaller or equal to the min of the< / span > < / div >
< div class = "line" > < a id = "l01397" name = "l01397" > < / a > < span class = "lineno" > 1397< / span > < span class = "comment" > // ones in this list.< / span > < / div >
< div class = "line" > < a id = "l01398" name = "l01398" > < / a > < span class = "lineno" > 1398< / span > < span class = "keywordtype" > bool< / span > clear_previous_reachability = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01399" name = "l01399" > < / a > < span class = "lineno" > 1399< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > direct_child : direct_implications) {< / div >
< div class = "line" > < a id = "l01400" name = "l01400" > < / a > < span class = "lineno" > 1400< / span > < span class = "keywordflow" > if< / span > (direct_child.Index() == previous) {< / div >
< div class = "line" > < a id = "l01401" name = "l01401" > < / a > < span class = "lineno" > 1401< / span > clear_previous_reachability = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01402" name = "l01402" > < / a > < span class = "lineno" > 1402< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (previous);< / div >
< div class = "line" > < a id = "l01403" name = "l01403" > < / a > < span class = "lineno" > 1403< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01404" name = "l01404" > < / a > < span class = "lineno" > 1404< / span > }< / div >
< div class = "line" > < a id = "l01405" name = "l01405" > < / a > < span class = "lineno" > 1405< / span > }< / div >
< div class = "line" > < a id = "l01406" name = "l01406" > < / a > < span class = "lineno" > 1406< / span > < span class = "keywordflow" > if< / span > (clear_previous_reachability) {< / div >
< div class = "line" > < a id = "l01407" name = "l01407" > < / a > < span class = "lineno" > 1407< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (size);< / div >
< div class = "line" > < a id = "l01408" name = "l01408" > < / a > < span class = "lineno" > 1408< / span > marked_index = 0;< / div >
< div class = "line" > < a id = "l01409" name = "l01409" > < / a > < span class = "lineno" > 1409< / span > }< / div >
< div class = "line" > < a id = "l01410" name = "l01410" > < / a > < span class = "lineno" > 1410< / span > previous = root;< / div >
< div class = "line" > < a id = "l01411" name = "l01411" > < / a > < span class = "lineno" > 1411< / span > < / div >
< div class = "line" > < a id = "l01412" name = "l01412" > < / a > < span class = "lineno" > 1412< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > direct_child : direct_implications) {< / div >
< div class = "line" > < a id = "l01413" name = "l01413" > < / a > < span class = "lineno" > 1413< / span > < span class = "keywordflow" > if< / span > (is_redundant_[direct_child.Index()]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01414" name = "l01414" > < / a > < span class = "lineno" > 1414< / span > < span class = "keywordflow" > if< / span > (is_marked_[direct_child.Index()]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01415" name = "l01415" > < / a > < span class = "lineno" > 1415< / span > < / div >
< div class = "line" > < a id = "l01416" name = "l01416" > < / a > < span class = "lineno" > 1416< / span > < span class = "comment" > // This is a corner case where because of equivalent literal, root< / span > < / div >
< div class = "line" > < a id = "l01417" name = "l01417" > < / a > < span class = "lineno" > 1417< / span > < span class = "comment" > // appear in implications_[root], we will remove it below.< / span > < / div >
< div class = "line" > < a id = "l01418" name = "l01418" > < / a > < span class = "lineno" > 1418< / span > < span class = "keywordflow" > if< / span > (direct_child.Index() == root) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01419" name = "l01419" > < / a > < span class = "lineno" > 1419< / span > < / div >
< div class = "line" > < a id = "l01420" name = "l01420" > < / a > < span class = "lineno" > 1420< / span > < span class = "comment" > // When this happens, then root must be false, we handle this just after< / span > < / div >
< div class = "line" > < a id = "l01421" name = "l01421" > < / a > < span class = "lineno" > 1421< / span > < span class = "comment" > // the loop.< / span > < / div >
< div class = "line" > < a id = "l01422" name = "l01422" > < / a > < span class = "lineno" > 1422< / span > < span class = "keywordflow" > if< / span > (direct_child.NegatedIndex() == root) {< / div >
< div class = "line" > < a id = "l01423" name = "l01423" > < / a > < span class = "lineno" > 1423< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (direct_child.Index());< / div >
< div class = "line" > < a id = "l01424" name = "l01424" > < / a > < span class = "lineno" > 1424< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01425" name = "l01425" > < / a > < span class = "lineno" > 1425< / span > }< / div >
< div class = "line" > < a id = "l01426" name = "l01426" > < / a > < span class = "lineno" > 1426< / span > < / div >
< div class = "line" > < a id = "l01427" name = "l01427" > < / a > < span class = "lineno" > 1427< / span > MarkDescendants(direct_child);< / div >
< div class = "line" > < a id = "l01428" name = "l01428" > < / a > < span class = "lineno" > 1428< / span > < / div >
< div class = "line" > < a id = "l01429" name = "l01429" > < / a > < span class = "lineno" > 1429< / span > < span class = "comment" > // We have a DAG, so direct_child could only be marked first.< / span > < / div >
< div class = "line" > < a id = "l01430" name = "l01430" > < / a > < span class = "lineno" > 1430< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (direct_child.Index());< / div >
< div class = "line" > < a id = "l01431" name = "l01431" > < / a > < span class = "lineno" > 1431< / span > }< / div >
< div class = "line" > < a id = "l01432" name = "l01432" > < / a > < span class = "lineno" > 1432< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!is_marked_[root])< / div >
< div class = "line" > < a id = "l01433" name = "l01433" > < / a > < span class = "lineno" > 1433< / span > < < < span class = "stringliteral" > " DetectEquivalences() should have removed cycles!" < / span > ;< / div >
< div class = "line" > < a id = "l01434" name = "l01434" > < / a > < span class = "lineno" > 1434< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (root);< / div >
< div class = "line" > < a id = "l01435" name = "l01435" > < / a > < span class = "lineno" > 1435< / span > < / div >
< div class = "line" > < a id = "l01436" name = "l01436" > < / a > < span class = "lineno" > 1436< / span > < span class = "comment" > // Failed literal probing. If both x and not(x) are marked then root must be< / span > < / div >
< div class = "line" > < a id = "l01437" name = "l01437" > < / a > < span class = "lineno" > 1437< / span > < span class = "comment" > // false. Note that because we process " roots" in reverse topological order,< / span > < / div >
< div class = "line" > < a id = "l01438" name = "l01438" > < / a > < span class = "lineno" > 1438< / span > < span class = "comment" > // we will fix the LCA of x and not(x) first.< / span > < / div >
< div class = "line" > < a id = "l01439" name = "l01439" > < / a > < span class = "lineno" > 1439< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & marked_positions = is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > PositionsSetAtLeastOnce< / a > ();< / div >
< div class = "line" > < a id = "l01440" name = "l01440" > < / a > < span class = "lineno" > 1440< / span > < span class = "keywordflow" > for< / span > (; marked_index < marked_positions.size(); ++marked_index) {< / div >
< div class = "line" > < a id = "l01441" name = "l01441" > < / a > < span class = "lineno" > 1441< / span > < span class = "keyword" > const< / span > LiteralIndex i = marked_positions[marked_index];< / div >
< div class = "line" > < a id = "l01442" name = "l01442" > < / a > < span class = "lineno" > 1442< / span > < span class = "keywordflow" > if< / span > (is_marked_[< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i).NegatedIndex()]) {< / div >
< div class = "line" > < a id = "l01443" name = "l01443" > < / a > < span class = "lineno" > 1443< / span > < span class = "comment" > // We tested that at the beginning.< / span > < / div >
< div class = "line" > < a id = "l01444" name = "l01444" > < / a > < span class = "lineno" > 1444< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (root)));< / div >
< div class = "line" > < a id = "l01445" name = "l01445" > < / a > < span class = "lineno" > 1445< / span > < / div >
< div class = "line" > < a id = "l01446" name = "l01446" > < / a > < span class = "lineno" > 1446< / span > < span class = "comment" > // We propagate right away the binary implications so that we do not< / span > < / div >
< div class = "line" > < a id = "l01447" name = "l01447" > < / a > < span class = "lineno" > 1447< / span > < span class = "comment" > // need to consider all antecedants of root in the transitive< / span > < / div >
< div class = "line" > < a id = "l01448" name = "l01448" > < / a > < span class = "lineno" > 1448< / span > < span class = "comment" > // reduction.< / span > < / div >
< div class = "line" > < a id = "l01449" name = "l01449" > < / a > < span class = "lineno" > 1449< / span > ++num_fixed;< / div >
< div class = "line" > < a id = "l01450" name = "l01450" > < / a > < span class = "lineno" > 1450< / span > < span class = "keywordflow" > if< / span > (!FixLiteral(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (root).Negated())) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01451" name = "l01451" > < / a > < span class = "lineno" > 1451< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01452" name = "l01452" > < / a > < span class = "lineno" > 1452< / span > }< / div >
< div class = "line" > < a id = "l01453" name = "l01453" > < / a > < span class = "lineno" > 1453< / span > }< / div >
< div class = "line" > < a id = "l01454" name = "l01454" > < / a > < span class = "lineno" > 1454< / span > < / div >
< div class = "line" > < a id = "l01455" name = "l01455" > < / a > < span class = "lineno" > 1455< / span > < span class = "comment" > // Note that direct_implications will be cleared by< / span > < / div >
< div class = "line" > < a id = "l01456" name = "l01456" > < / a > < span class = "lineno" > 1456< / span > < span class = "comment" > // RemoveFixedVariables() that will need to inspect it to completely< / span > < / div >
< div class = "line" > < a id = "l01457" name = "l01457" > < / a > < span class = "lineno" > 1457< / span > < span class = "comment" > // remove Literal(root) from all lists.< / span > < / div >
< div class = "line" > < a id = "l01458" name = "l01458" > < / a > < span class = "lineno" > 1458< / span > < span class = "keywordflow" > if< / span > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (root))) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01459" name = "l01459" > < / a > < span class = "lineno" > 1459< / span > < / div >
< div class = "line" > < a id = "l01460" name = "l01460" > < / a > < span class = "lineno" > 1460< / span > < span class = "comment" > // Only keep the non-marked literal (and the redundant one which are never< / span > < / div >
< div class = "line" > < a id = "l01461" name = "l01461" > < / a > < span class = "lineno" > 1461< / span > < span class = "comment" > // marked). We mark root to remove it in the corner case where it was< / span > < / div >
< div class = "line" > < a id = "l01462" name = "l01462" > < / a > < span class = "lineno" > 1462< / span > < span class = "comment" > // there.< / span > < / div >
< div class = "line" > < a id = "l01463" name = "l01463" > < / a > < span class = "lineno" > 1463< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l01464" name = "l01464" > < / a > < span class = "lineno" > 1464< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : direct_implications) {< / div >
< div class = "line" > < a id = "l01465" name = "l01465" > < / a > < span class = "lineno" > 1465< / span > < span class = "keywordflow" > if< / span > (!is_marked_[l.Index()]) {< / div >
< div class = "line" > < a id = "l01466" name = "l01466" > < / a > < span class = "lineno" > 1466< / span > direct_implications[new_size++] = l;< / div >
< div class = "line" > < a id = "l01467" name = "l01467" > < / a > < span class = "lineno" > 1467< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01468" name = "l01468" > < / a > < span class = "lineno" > 1468< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!is_redundant_[l.Index()]);< / div >
< div class = "line" > < a id = "l01469" name = "l01469" > < / a > < span class = "lineno" > 1469< / span > }< / div >
< div class = "line" > < a id = "l01470" name = "l01470" > < / a > < span class = "lineno" > 1470< / span > }< / div >
< div class = "line" > < a id = "l01471" name = "l01471" > < / a > < span class = "lineno" > 1471< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > diff = direct_implications.size() - new_size;< / div >
< div class = "line" > < a id = "l01472" name = "l01472" > < / a > < span class = "lineno" > 1472< / span > direct_implications.resize(new_size);< / div >
< div class = "line" > < a id = "l01473" name = "l01473" > < / a > < span class = "lineno" > 1473< / span > direct_implications.shrink_to_fit();< / div >
< div class = "line" > < a id = "l01474" name = "l01474" > < / a > < span class = "lineno" > 1474< / span > num_new_redundant_implications += diff;< / div >
< div class = "line" > < a id = "l01475" name = "l01475" > < / a > < span class = "lineno" > 1475< / span > num_implications_ -= diff;< / div >
< div class = "line" > < a id = "l01476" name = "l01476" > < / a > < span class = "lineno" > 1476< / span > < / div >
< div class = "line" > < a id = "l01477" name = "l01477" > < / a > < span class = "lineno" > 1477< / span > < span class = "comment" > // Abort if the computation involved is too big.< / span > < / div >
< div class = "line" > < a id = "l01478" name = "l01478" > < / a > < span class = "lineno" > 1478< / span > < span class = "keywordflow" > if< / span > (work_done_in_mark_descendants_ > 1e8) {< / div >
< div class = "line" > < a id = "l01479" name = "l01479" > < / a > < span class = "lineno" > 1479< / span > aborted = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01480" name = "l01480" > < / a > < span class = "lineno" > 1480< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01481" name = "l01481" > < / a > < span class = "lineno" > 1481< / span > }< / div >
< div class = "line" > < a id = "l01482" name = "l01482" > < / a > < span class = "lineno" > 1482< / span > }< / div >
< div class = "line" > < a id = "l01483" name = "l01483" > < / a > < span class = "lineno" > 1483< / span > < / div >
< div class = "line" > < a id = "l01484" name = "l01484" > < / a > < span class = "lineno" > 1484< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (size);< / div >
< div class = "line" > < a id = "l01485" name = "l01485" > < / a > < span class = "lineno" > 1485< / span > < / div >
< div class = "line" > < a id = "l01486" name = "l01486" > < / a > < span class = "lineno" > 1486< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > dtime = 1e-8 * work_done_in_mark_descendants_;< / div >
< div class = "line" > < a id = "l01487" name = "l01487" > < / a > < span class = "lineno" > 1487< / span > time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime);< / div >
< div class = "line" > < a id = "l01488" name = "l01488" > < / a > < span class = "lineno" > 1488< / span > num_redundant_implications_ += num_new_redundant_implications;< / div >
< div class = "line" > < a id = "l01489" name = "l01489" > < / a > < span class = "lineno" > 1489< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Transitive reduction removed " < / span > < / div >
< div class = "line" > < a id = "l01490" name = "l01490" > < / a > < span class = "lineno" > 1490< / span > < < num_new_redundant_implications < < < span class = "stringliteral" > " literals. " < / span > < / div >
< div class = "line" > < a id = "l01491" name = "l01491" > < / a > < span class = "lineno" > 1491< / span > < < num_fixed < < < span class = "stringliteral" > " fixed. " < / span > < < num_implications_< / div >
< div class = "line" > < a id = "l01492" name = "l01492" > < / a > < span class = "lineno" > 1492< / span > < < < span class = "stringliteral" > " implications left. " < / span > < < implications_.size()< / div >
< div class = "line" > < a id = "l01493" name = "l01493" > < / a > < span class = "lineno" > 1493< / span > < < < span class = "stringliteral" > " literals." < / span > < / div >
< div class = "line" > < a id = "l01494" name = "l01494" > < / a > < span class = "lineno" > 1494< / span > < < < span class = "stringliteral" > " dtime: " < / span > < < dtime< / div >
< div class = "line" > < a id = "l01495" name = "l01495" > < / a > < span class = "lineno" > 1495< / span > < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code hl_variable" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code hl_function" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ()< / div >
< div class = "line" > < a id = "l01496" name = "l01496" > < / a > < span class = "lineno" > 1496< / span > < < (aborted ? < span class = "stringliteral" > " Aborted." < / span > : < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l01497" name = "l01497" > < / a > < span class = "lineno" > 1497< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01498" name = "l01498" > < / a > < span class = "lineno" > 1498< / span > }< / div >
< div class = "line" > < a id = "l01499" name = "l01499" > < / a > < span class = "lineno" > 1499< / span > < / div >
< div class = "line" > < a id = "l01500" name = "l01500" > < / a > < span class = "lineno" > 1500< / span > < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a id = "l01501" name = "l01501" > < / a > < span class = "lineno" > 1501< / span > < / div >
< div class = "line" > < a id = "l01502" name = "l01502" > < / a > < span class = "lineno" > 1502< / span > < span class = "keywordtype" > bool< / span > IntersectionIsEmpty(< span class = "keyword" > const< / span > std::vector< int> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < span class = "keyword" > const< / span > std::vector< int> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) {< / div >
< div class = "line" > < a id = "l01503" name = "l01503" > < / a > < span class = "lineno" > 1503< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end()));< / div >
< div class = "line" > < a id = "l01504" name = "l01504" > < / a > < span class = "lineno" > 1504< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end()));< / div >
< div class = "line" > < a id = "l01505" name = "l01505" > < / a > < span class = "lineno" > 1505< / span > < span class = "keywordtype" > int< / span > i = 0;< / div >
< div class = "line" > < a id = "l01506" name = "l01506" > < / a > < span class = "lineno" > 1506< / span > < span class = "keywordtype" > int< / span > j = 0;< / div >
< div class = "line" > < a id = "l01507" name = "l01507" > < / a > < span class = "lineno" > 1507< / span > < span class = "keywordflow" > for< / span > (; i < < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .size() & & j < < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .size();) {< / div >
< div class = "line" > < a id = "l01508" name = "l01508" > < / a > < span class = "lineno" > 1508< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > [i] == < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > [j]) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01509" name = "l01509" > < / a > < span class = "lineno" > 1509< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > [i] < < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > [j]) {< / div >
< div class = "line" > < a id = "l01510" name = "l01510" > < / a > < span class = "lineno" > 1510< / span > ++i;< / div >
< div class = "line" > < a id = "l01511" name = "l01511" > < / a > < span class = "lineno" > 1511< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01512" name = "l01512" > < / a > < span class = "lineno" > 1512< / span > ++j;< / div >
< div class = "line" > < a id = "l01513" name = "l01513" > < / a > < span class = "lineno" > 1513< / span > }< / div >
< div class = "line" > < a id = "l01514" name = "l01514" > < / a > < span class = "lineno" > 1514< / span > }< / div >
< div class = "line" > < a id = "l01515" name = "l01515" > < / a > < span class = "lineno" > 1515< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01516" name = "l01516" > < / a > < span class = "lineno" > 1516< / span > }< / div >
< div class = "line" > < a id = "l01517" name = "l01517" > < / a > < span class = "lineno" > 1517< / span > < / div >
< div class = "line" > < a id = "l01518" name = "l01518" > < / a > < span class = "lineno" > 1518< / span > < span class = "comment" > // Used by TransformIntoMaxCliques().< / span > < / div >
< div class = "line" > < a id = "l01519" name = "l01519" > < / a > < span class = "lineno" > 1519< / span > < span class = "keyword" > struct < / span > VectorHash {< / div >
< div class = "line" > < a id = "l01520" name = "l01520" > < / a > < span class = "lineno" > 1520< / span > std::size_t operator()(< span class = "keyword" > const< / span > std::vector< Literal> & at_most_one)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l01521" name = "l01521" > < / a > < span class = "lineno" > 1521< / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > = 0;< / div >
< div class = "line" > < a id = "l01522" name = "l01522" > < / a > < span class = "lineno" > 1522< / span > < span class = "keywordflow" > for< / span > (Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : at_most_one) {< / div >
< div class = "line" > < a id = "l01523" name = "l01523" > < / a > < span class = "lineno" > 1523< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > = < a class = "code hl_function" href = "namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9" > util_hash::Hash< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index().value(), < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > );< / div >
< div class = "line" > < a id = "l01524" name = "l01524" > < / a > < span class = "lineno" > 1524< / span > }< / div >
< div class = "line" > < a id = "l01525" name = "l01525" > < / a > < span class = "lineno" > 1525< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > ;< / div >
< div class = "line" > < a id = "l01526" name = "l01526" > < / a > < span class = "lineno" > 1526< / span > }< / div >
< div class = "line" > < a id = "l01527" name = "l01527" > < / a > < span class = "lineno" > 1527< / span > };< / div >
< div class = "line" > < a id = "l01528" name = "l01528" > < / a > < span class = "lineno" > 1528< / span > < / div >
< div class = "line" > < a id = "l01529" name = "l01529" > < / a > < span class = "lineno" > 1529< / span > } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a id = "l01530" name = "l01530" > < / a > < span class = "lineno" > 1530< / span > < / div >
< div class = "line" > < a id = "l01531" name = "l01531" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76262c466b170affaf50e7c11bf16a9b" > 1531< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76262c466b170affaf50e7c11bf16a9b" > BinaryImplicationGraph::TransformIntoMaxCliques< / a > (< / div >
< div class = "line" > < a id = "l01532" name = "l01532" > < / a > < span class = "lineno" > 1532< / span > std::vector< std::vector< Literal> > * at_most_ones,< / div >
< div class = "line" > < a id = "l01533" name = "l01533" > < / a > < span class = "lineno" > 1533< / span > int64_t max_num_explored_nodes) {< / div >
< div class = "line" > < a id = "l01534" name = "l01534" > < / a > < span class = "lineno" > 1534< / span > < span class = "comment" > // The code below assumes a DAG.< / span > < / div >
< div class = "line" > < a id = "l01535" name = "l01535" > < / a > < span class = "lineno" > 1535< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > DetectEquivalences< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01536" name = "l01536" > < / a > < span class = "lineno" > 1536< / span > work_done_in_mark_descendants_ = 0;< / div >
< div class = "line" > < a id = "l01537" name = "l01537" > < / a > < span class = "lineno" > 1537< / span > < / div >
< div class = "line" > < a id = "l01538" name = "l01538" > < / a > < span class = "lineno" > 1538< / span > < span class = "keywordtype" > int< / span > num_extended = 0;< / div >
< div class = "line" > < a id = "l01539" name = "l01539" > < / a > < span class = "lineno" > 1539< / span > < span class = "keywordtype" > int< / span > num_removed = 0;< / div >
< div class = "line" > < a id = "l01540" name = "l01540" > < / a > < span class = "lineno" > 1540< / span > < span class = "keywordtype" > int< / span > num_added = 0;< / div >
< div class = "line" > < a id = "l01541" name = "l01541" > < / a > < span class = "lineno" > 1541< / span > < / div >
< div class = "line" > < a id = "l01542" name = "l01542" > < / a > < span class = "lineno" > 1542< / span > absl::flat_hash_set< std::vector< Literal> , VectorHash> max_cliques;< / div >
< div class = "line" > < a id = "l01543" name = "l01543" > < / a > < span class = "lineno" > 1543< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, std::vector< int> < / a > > max_cliques_containing(< / div >
< div class = "line" > < a id = "l01544" name = "l01544" > < / a > < span class = "lineno" > 1544< / span > implications_.size());< / div >
< div class = "line" > < a id = "l01545" name = "l01545" > < / a > < span class = "lineno" > 1545< / span > < / div >
< div class = "line" > < a id = "l01546" name = "l01546" > < / a > < span class = "lineno" > 1546< / span > < span class = "comment" > // We starts by processing larger constraints first.< / span > < / div >
< div class = "line" > < a id = "l01547" name = "l01547" > < / a > < span class = "lineno" > 1547< / span > < span class = "comment" > // But we want the output order to be stable.< / span > < / div >
< div class = "line" > < a id = "l01548" name = "l01548" > < / a > < span class = "lineno" > 1548< / span > std::vector< std::pair< int, int> > index_size_vector;< / div >
< div class = "line" > < a id = "l01549" name = "l01549" > < / a > < span class = "lineno" > 1549< / span > index_size_vector.reserve(at_most_ones-> size());< / div >
< div class = "line" > < a id = "l01550" name = "l01550" > < / a > < span class = "lineno" > 1550< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < at_most_ones-> size(); ++i) {< / div >
< div class = "line" > < a id = "l01551" name = "l01551" > < / a > < span class = "lineno" > 1551< / span > index_size_vector.push_back({i, (*at_most_ones)[i].size()});< / div >
< div class = "line" > < a id = "l01552" name = "l01552" > < / a > < span class = "lineno" > 1552< / span > }< / div >
< div class = "line" > < a id = "l01553" name = "l01553" > < / a > < span class = "lineno" > 1553< / span > std::stable_sort(< / div >
< div class = "line" > < a id = "l01554" name = "l01554" > < / a > < span class = "lineno" > 1554< / span > index_size_vector.begin(), index_size_vector.end(),< / div >
< div class = "line" > < a id = "l01555" name = "l01555" > < / a > < span class = "lineno" > 1555< / span > [](< span class = "keyword" > const< / span > std::pair< int, int> < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < span class = "keyword" > const< / span > std::pair< int, int> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) {< / div >
< div class = "line" > < a id = "l01556" name = "l01556" > < / a > < span class = "lineno" > 1556< / span > return a.second > b.second;< / div >
< div class = "line" > < a id = "l01557" name = "l01557" > < / a > < span class = "lineno" > 1557< / span > });< / div >
< div class = "line" > < a id = "l01558" name = "l01558" > < / a > < span class = "lineno" > 1558< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > [< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > , old_size] : index_size_vector) {< / div >
< div class = "line" > < a id = "l01559" name = "l01559" > < / a > < span class = "lineno" > 1559< / span > std::vector< Literal> & clique = (*at_most_ones)[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ];< / div >
< div class = "line" > < a id = "l01560" name = "l01560" > < / a > < span class = "lineno" > 1560< / span > < span class = "keywordflow" > if< / span > (time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > ()) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01561" name = "l01561" > < / a > < span class = "lineno" > 1561< / span > < / div >
< div class = "line" > < a id = "l01562" name = "l01562" > < / a > < span class = "lineno" > 1562< / span > < span class = "comment" > // Remap the clique to only use representative.< / span > < / div >
< div class = "line" > < a id = "l01563" name = "l01563" > < / a > < span class = "lineno" > 1563< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01564" name = "l01564" > < / a > < span class = "lineno" > 1564< / span > < span class = "comment" > // Note(user): Because we always use literal with the smallest variable< / span > < / div >
< div class = "line" > < a id = "l01565" name = "l01565" > < / a > < span class = "lineno" > 1565< / span > < span class = "comment" > // indices as representative, this make sure that if possible, we express< / span > < / div >
< div class = "line" > < a id = "l01566" name = "l01566" > < / a > < span class = "lineno" > 1566< / span > < span class = "comment" > // the clique in term of user provided variable (that are always created< / span > < / div >
< div class = "line" > < a id = "l01567" name = "l01567" > < / a > < span class = "lineno" > 1567< / span > < span class = "comment" > // first).< / span > < / div >
< div class = "line" > < a id = "l01568" name = "l01568" > < / a > < span class = "lineno" > 1568< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > & ref : clique) {< / div >
< div class = "line" > < a id = "l01569" name = "l01569" > < / a > < span class = "lineno" > 1569< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > (ref.Index(), representative_of_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ());< / div >
< div class = "line" > < a id = "l01570" name = "l01570" > < / a > < span class = "lineno" > 1570< / span > < span class = "keyword" > const< / span > LiteralIndex rep = representative_of_[ref.Index()];< / div >
< div class = "line" > < a id = "l01571" name = "l01571" > < / a > < span class = "lineno" > 1571< / span > < span class = "keywordflow" > if< / span > (rep == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01572" name = "l01572" > < / a > < span class = "lineno" > 1572< / span > ref = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep);< / div >
< div class = "line" > < a id = "l01573" name = "l01573" > < / a > < span class = "lineno" > 1573< / span > }< / div >
< div class = "line" > < a id = "l01574" name = "l01574" > < / a > < span class = "lineno" > 1574< / span > < / div >
< div class = "line" > < a id = "l01575" name = "l01575" > < / a > < span class = "lineno" > 1575< / span > < span class = "comment" > // Special case for clique of size 2, we don' t expand them if they< / span > < / div >
< div class = "line" > < a id = "l01576" name = "l01576" > < / a > < span class = "lineno" > 1576< / span > < span class = "comment" > // are included in an already added clique.< / span > < / div >
< div class = "line" > < a id = "l01577" name = "l01577" > < / a > < span class = "lineno" > 1577< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01578" name = "l01578" > < / a > < span class = "lineno" > 1578< / span > < span class = "comment" > // TODO(user): the second condition means the literal must be false!< / span > < / div >
< div class = "line" > < a id = "l01579" name = "l01579" > < / a > < span class = "lineno" > 1579< / span > < span class = "keywordflow" > if< / span > (old_size == 2 & & clique[0] != clique[1]) {< / div >
< div class = "line" > < a id = "l01580" name = "l01580" > < / a > < span class = "lineno" > 1580< / span > < span class = "keywordflow" > if< / span > (!IntersectionIsEmpty(max_cliques_containing[clique[0].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ()],< / div >
< div class = "line" > < a id = "l01581" name = "l01581" > < / a > < span class = "lineno" > 1581< / span > max_cliques_containing[clique[1].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ()])) {< / div >
< div class = "line" > < a id = "l01582" name = "l01582" > < / a > < span class = "lineno" > 1582< / span > ++num_removed;< / div >
< div class = "line" > < a id = "l01583" name = "l01583" > < / a > < span class = "lineno" > 1583< / span > clique.clear();< / div >
< div class = "line" > < a id = "l01584" name = "l01584" > < / a > < span class = "lineno" > 1584< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01585" name = "l01585" > < / a > < span class = "lineno" > 1585< / span > }< / div >
< div class = "line" > < a id = "l01586" name = "l01586" > < / a > < span class = "lineno" > 1586< / span > }< / div >
< div class = "line" > < a id = "l01587" name = "l01587" > < / a > < span class = "lineno" > 1587< / span > < / div >
< div class = "line" > < a id = "l01588" name = "l01588" > < / a > < span class = "lineno" > 1588< / span > < span class = "comment" > // We only expand the clique as long as we didn' t spend too much time.< / span > < / div >
< div class = "line" > < a id = "l01589" name = "l01589" > < / a > < span class = "lineno" > 1589< / span > < span class = "keywordflow" > if< / span > (work_done_in_mark_descendants_ < max_num_explored_nodes) {< / div >
< div class = "line" > < a id = "l01590" name = "l01590" > < / a > < span class = "lineno" > 1590< / span > clique = ExpandAtMostOne(clique, max_num_explored_nodes);< / div >
< div class = "line" > < a id = "l01591" name = "l01591" > < / a > < span class = "lineno" > 1591< / span > }< / div >
< div class = "line" > < a id = "l01592" name = "l01592" > < / a > < span class = "lineno" > 1592< / span > std::sort(clique.begin(), clique.end());< / div >
< div class = "line" > < a id = "l01593" name = "l01593" > < / a > < span class = "lineno" > 1593< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "namespacegtl.html#a3ea1e2b26e83387a5eea8d83d9406d34" > gtl::InsertIfNotPresent< / a > (& max_cliques, clique)) {< / div >
< div class = "line" > < a id = "l01594" name = "l01594" > < / a > < span class = "lineno" > 1594< / span > ++num_removed;< / div >
< div class = "line" > < a id = "l01595" name = "l01595" > < / a > < span class = "lineno" > 1595< / span > clique.clear();< / div >
< div class = "line" > < a id = "l01596" name = "l01596" > < / a > < span class = "lineno" > 1596< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01597" name = "l01597" > < / a > < span class = "lineno" > 1597< / span > }< / div >
< div class = "line" > < a id = "l01598" name = "l01598" > < / a > < span class = "lineno" > 1598< / span > < / div >
< div class = "line" > < a id = "l01599" name = "l01599" > < / a > < span class = "lineno" > 1599< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > clique_index = max_cliques.size();< / div >
< div class = "line" > < a id = "l01600" name = "l01600" > < / a > < span class = "lineno" > 1600< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clique) {< / div >
< div class = "line" > < a id = "l01601" name = "l01601" > < / a > < span class = "lineno" > 1601< / span > max_cliques_containing[l.Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (clique_index);< / div >
< div class = "line" > < a id = "l01602" name = "l01602" > < / a > < span class = "lineno" > 1602< / span > }< / div >
< div class = "line" > < a id = "l01603" name = "l01603" > < / a > < span class = "lineno" > 1603< / span > < span class = "keywordflow" > if< / span > (clique.size() > old_size) ++num_extended;< / div >
< div class = "line" > < a id = "l01604" name = "l01604" > < / a > < span class = "lineno" > 1604< / span > ++num_added;< / div >
< div class = "line" > < a id = "l01605" name = "l01605" > < / a > < span class = "lineno" > 1605< / span > }< / div >
< div class = "line" > < a id = "l01606" name = "l01606" > < / a > < span class = "lineno" > 1606< / span > < / div >
< div class = "line" > < a id = "l01607" name = "l01607" > < / a > < span class = "lineno" > 1607< / span > < span class = "keywordflow" > if< / span > (num_extended > 0 || num_removed > 0 || num_added > 0) {< / div >
< div class = "line" > < a id = "l01608" name = "l01608" > < / a > < span class = "lineno" > 1608< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Clique Extended: " < / span > < < num_extended< / div >
< div class = "line" > < a id = "l01609" name = "l01609" > < / a > < span class = "lineno" > 1609< / span > < < < span class = "stringliteral" > " Removed: " < / span > < < num_removed < < < span class = "stringliteral" > " Added: " < / span > < < num_added< / div >
< div class = "line" > < a id = "l01610" name = "l01610" > < / a > < span class = "lineno" > 1610< / span > < < (work_done_in_mark_descendants_ > max_num_explored_nodes< / div >
< div class = "line" > < a id = "l01611" name = "l01611" > < / a > < span class = "lineno" > 1611< / span > ? < span class = "stringliteral" > " (Aborted)" < / span > < / div >
< div class = "line" > < a id = "l01612" name = "l01612" > < / a > < span class = "lineno" > 1612< / span > : < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l01613" name = "l01613" > < / a > < span class = "lineno" > 1613< / span > }< / div >
< div class = "line" > < a id = "l01614" name = "l01614" > < / a > < span class = "lineno" > 1614< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01615" name = "l01615" > < / a > < span class = "lineno" > 1615< / span > }< / div >
< div class = "line" > < a id = "l01616" name = "l01616" > < / a > < span class = "lineno" > 1616< / span > < / div >
< div class = "line" > < a id = "l01617" name = "l01617" > < / a > < span class = "lineno" > 1617< / span > std::vector< Literal> BinaryImplicationGraph::ExpandAtMostOneWithWeight(< / div >
< div class = "line" > < a id = "l01618" name = "l01618" > < / a > < span class = "lineno" > 1618< / span > < span class = "keyword" > const< / span > absl::Span< const Literal> at_most_one,< / div >
< div class = "line" > < a id = "l01619" name = "l01619" > < / a > < span class = "lineno" > 1619< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > & can_be_included,< / div >
< div class = "line" > < a id = "l01620" name = "l01620" > < / a > < span class = "lineno" > 1620< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, double> < / a > & expanded_lp_values) {< / div >
< div class = "line" > < a id = "l01621" name = "l01621" > < / a > < span class = "lineno" > 1621< / span > std::vector< Literal> clique(at_most_one.begin(), at_most_one.end());< / div >
< div class = "line" > < a id = "l01622" name = "l01622" > < / a > < span class = "lineno" > 1622< / span > std::vector< LiteralIndex> intersection;< / div >
< div class = "line" > < a id = "l01623" name = "l01623" > < / a > < span class = "lineno" > 1623< / span > < span class = "keywordtype" > double< / span > clique_weight = 0.0;< / div >
< div class = "line" > < a id = "l01624" name = "l01624" > < / a > < span class = "lineno" > 1624< / span > < span class = "keyword" > const< / span > int64_t old_work = work_done_in_mark_descendants_;< / div >
< div class = "line" > < a id = "l01625" name = "l01625" > < / a > < span class = "lineno" > 1625< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clique) clique_weight += expanded_lp_values[l.Index()];< / div >
< div class = "line" > < a id = "l01626" name = "l01626" > < / a > < span class = "lineno" > 1626< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < clique.size(); ++i) {< / div >
< div class = "line" > < a id = "l01627" name = "l01627" > < / a > < span class = "lineno" > 1627< / span > < span class = "comment" > // Do not spend too much time here.< / span > < / div >
< div class = "line" > < a id = "l01628" name = "l01628" > < / a > < span class = "lineno" > 1628< / span > < span class = "keywordflow" > if< / span > (work_done_in_mark_descendants_ - old_work > 1e8) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01629" name = "l01629" > < / a > < span class = "lineno" > 1629< / span > < / div >
< div class = "line" > < a id = "l01630" name = "l01630" > < / a > < span class = "lineno" > 1630< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l01631" name = "l01631" > < / a > < span class = "lineno" > 1631< / span > MarkDescendants(clique[i]);< / div >
< div class = "line" > < a id = "l01632" name = "l01632" > < / a > < span class = "lineno" > 1632< / span > < span class = "keywordflow" > if< / span > (i == 0) {< / div >
< div class = "line" > < a id = "l01633" name = "l01633" > < / a > < span class = "lineno" > 1633< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > PositionsSetAtLeastOnce< / a > ()) {< / div >
< div class = "line" > < a id = "l01634" name = "l01634" > < / a > < span class = "lineno" > 1634< / span > < span class = "keywordflow" > if< / span > (can_be_included[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) intersection.push_back(< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > );< / div >
< div class = "line" > < a id = "l01635" name = "l01635" > < / a > < span class = "lineno" > 1635< / span > }< / div >
< div class = "line" > < a id = "l01636" name = "l01636" > < / a > < span class = "lineno" > 1636< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clique) is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (l.NegatedIndex());< / div >
< div class = "line" > < a id = "l01637" name = "l01637" > < / a > < span class = "lineno" > 1637< / span > }< / div >
< div class = "line" > < a id = "l01638" name = "l01638" > < / a > < span class = "lineno" > 1638< / span > < / div >
< div class = "line" > < a id = "l01639" name = "l01639" > < / a > < span class = "lineno" > 1639< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l01640" name = "l01640" > < / a > < span class = "lineno" > 1640< / span > < span class = "keywordtype" > double< / span > intersection_weight = 0.0;< / div >
< div class = "line" > < a id = "l01641" name = "l01641" > < / a > < span class = "lineno" > 1641< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (clique[i].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ());< / div >
< div class = "line" > < a id = "l01642" name = "l01642" > < / a > < span class = "lineno" > 1642< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (clique[i].NegatedIndex());< / div >
< div class = "line" > < a id = "l01643" name = "l01643" > < / a > < span class = "lineno" > 1643< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : intersection) {< / div >
< div class = "line" > < a id = "l01644" name = "l01644" > < / a > < span class = "lineno" > 1644< / span > < span class = "keywordflow" > if< / span > (!is_marked_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01645" name = "l01645" > < / a > < span class = "lineno" > 1645< / span > intersection[new_size++] = < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ;< / div >
< div class = "line" > < a id = "l01646" name = "l01646" > < / a > < span class = "lineno" > 1646< / span > intersection_weight += expanded_lp_values[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ];< / div >
< div class = "line" > < a id = "l01647" name = "l01647" > < / a > < span class = "lineno" > 1647< / span > }< / div >
< div class = "line" > < a id = "l01648" name = "l01648" > < / a > < span class = "lineno" > 1648< / span > intersection.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (new_size);< / div >
< div class = "line" > < a id = "l01649" name = "l01649" > < / a > < span class = "lineno" > 1649< / span > < span class = "keywordflow" > if< / span > (intersection.empty()) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01650" name = "l01650" > < / a > < span class = "lineno" > 1650< / span > < / div >
< div class = "line" > < a id = "l01651" name = "l01651" > < / a > < span class = "lineno" > 1651< / span > < span class = "comment" > // We can' t generate a violated cut this way. This is because intersection< / span > < / div >
< div class = "line" > < a id = "l01652" name = "l01652" > < / a > < span class = "lineno" > 1652< / span > < span class = "comment" > // contains all the possible ways to extend the current clique.< / span > < / div >
< div class = "line" > < a id = "l01653" name = "l01653" > < / a > < span class = "lineno" > 1653< / span > < span class = "keywordflow" > if< / span > (clique_weight + intersection_weight < = 1.0) {< / div >
< div class = "line" > < a id = "l01654" name = "l01654" > < / a > < span class = "lineno" > 1654< / span > clique.clear();< / div >
< div class = "line" > < a id = "l01655" name = "l01655" > < / a > < span class = "lineno" > 1655< / span > < span class = "keywordflow" > return< / span > clique;< / div >
< div class = "line" > < a id = "l01656" name = "l01656" > < / a > < span class = "lineno" > 1656< / span > }< / div >
< div class = "line" > < a id = "l01657" name = "l01657" > < / a > < span class = "lineno" > 1657< / span > < / div >
< div class = "line" > < a id = "l01658" name = "l01658" > < / a > < span class = "lineno" > 1658< / span > < span class = "comment" > // Expand? The negation of any literal in the intersection is a valid way< / span > < / div >
< div class = "line" > < a id = "l01659" name = "l01659" > < / a > < span class = "lineno" > 1659< / span > < span class = "comment" > // to extend the clique.< / span > < / div >
< div class = "line" > < a id = "l01660" name = "l01660" > < / a > < span class = "lineno" > 1660< / span > < span class = "keywordflow" > if< / span > (i + 1 == clique.size()) {< / div >
< div class = "line" > < a id = "l01661" name = "l01661" > < / a > < span class = "lineno" > 1661< / span > < span class = "comment" > // Heuristic: use literal with largest lp value. We randomize slightly.< / span > < / div >
< div class = "line" > < a id = "l01662" name = "l01662" > < / a > < span class = "lineno" > 1662< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = -1;< / div >
< div class = "line" > < a id = "l01663" name = "l01663" > < / a > < span class = "lineno" > 1663< / span > < span class = "keywordtype" > double< / span > max_lp = 0.0;< / div >
< div class = "line" > < a id = "l01664" name = "l01664" > < / a > < span class = "lineno" > 1664< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = 0; j < intersection.size(); ++j) {< / div >
< div class = "line" > < a id = "l01665" name = "l01665" > < / a > < span class = "lineno" > 1665< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > lp = 1.0 - expanded_lp_values[intersection[j]] +< / div >
< div class = "line" > < a id = "l01666" name = "l01666" > < / a > < span class = "lineno" > 1666< / span > absl::Uniform< double> (*random_, 0.0, 1e-4);< / div >
< div class = "line" > < a id = "l01667" name = "l01667" > < / a > < span class = "lineno" > 1667< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > == -1 || lp > max_lp) {< / div >
< div class = "line" > < a id = "l01668" name = "l01668" > < / a > < span class = "lineno" > 1668< / span > < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = j;< / div >
< div class = "line" > < a id = "l01669" name = "l01669" > < / a > < span class = "lineno" > 1669< / span > max_lp = lp;< / div >
< div class = "line" > < a id = "l01670" name = "l01670" > < / a > < span class = "lineno" > 1670< / span > }< / div >
< div class = "line" > < a id = "l01671" name = "l01671" > < / a > < span class = "lineno" > 1671< / span > }< / div >
< div class = "line" > < a id = "l01672" name = "l01672" > < / a > < span class = "lineno" > 1672< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > != -1) {< / div >
< div class = "line" > < a id = "l01673" name = "l01673" > < / a > < span class = "lineno" > 1673< / span > clique.push_back(Literal(intersection[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]).Negated());< / div >
< div class = "line" > < a id = "l01674" name = "l01674" > < / a > < span class = "lineno" > 1674< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (intersection.back(), intersection[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]);< / div >
< div class = "line" > < a id = "l01675" name = "l01675" > < / a > < span class = "lineno" > 1675< / span > intersection.pop_back();< / div >
< div class = "line" > < a id = "l01676" name = "l01676" > < / a > < span class = "lineno" > 1676< / span > clique_weight += expanded_lp_values[clique.back().Index()];< / div >
< div class = "line" > < a id = "l01677" name = "l01677" > < / a > < span class = "lineno" > 1677< / span > }< / div >
< div class = "line" > < a id = "l01678" name = "l01678" > < / a > < span class = "lineno" > 1678< / span > }< / div >
< div class = "line" > < a id = "l01679" name = "l01679" > < / a > < span class = "lineno" > 1679< / span > }< / div >
< div class = "line" > < a id = "l01680" name = "l01680" > < / a > < span class = "lineno" > 1680< / span > < span class = "keywordflow" > return< / span > clique;< / div >
< div class = "line" > < a id = "l01681" name = "l01681" > < / a > < span class = "lineno" > 1681< / span > }< / div >
< div class = "line" > < a id = "l01682" name = "l01682" > < / a > < span class = "lineno" > 1682< / span > < / div >
< div class = "line" > < a id = "l01683" name = "l01683" > < / a > < span class = "lineno" > 1683< / span > < span class = "keyword" > const< / span > std::vector< std::vector< Literal> > & < / div >
< div class = "line" > < a id = "l01684" name = "l01684" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a547f00a3da71d429424aa6dc92c487bc" > 1684< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a547f00a3da71d429424aa6dc92c487bc" > BinaryImplicationGraph::GenerateAtMostOnesWithLargeWeight< / a > (< / div >
< div class = "line" > < a id = "l01685" name = "l01685" > < / a > < span class = "lineno" > 1685< / span > < span class = "keyword" > const< / span > std::vector< Literal> & literals,< / div >
< div class = "line" > < a id = "l01686" name = "l01686" > < / a > < span class = "lineno" > 1686< / span > < span class = "keyword" > const< / span > std::vector< double> & lp_values) {< / div >
< div class = "line" > < a id = "l01687" name = "l01687" > < / a > < span class = "lineno" > 1687< / span > < span class = "comment" > // We only want to generate a cut with literals from the LP, not extra ones.< / span > < / div >
< div class = "line" > < a id = "l01688" name = "l01688" > < / a > < span class = "lineno" > 1688< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_literals = implications_.size();< / div >
< div class = "line" > < a id = "l01689" name = "l01689" > < / a > < span class = "lineno" > 1689< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > can_be_included(num_literals, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l01690" name = "l01690" > < / a > < span class = "lineno" > 1690< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, double> < / a > expanded_lp_values(num_literals,< / div >
< div class = "line" > < a id = "l01691" name = "l01691" > < / a > < span class = "lineno" > 1691< / span > 0.0);< / div >
< div class = "line" > < a id = "l01692" name = "l01692" > < / a > < span class = "lineno" > 1692< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = literals.size();< / div >
< div class = "line" > < a id = "l01693" name = "l01693" > < / a > < span class = "lineno" > 1693< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < size; ++i) {< / div >
< div class = "line" > < a id = "l01694" name = "l01694" > < / a > < span class = "lineno" > 1694< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = literals[i];< / div >
< div class = "line" > < a id = "l01695" name = "l01695" > < / a > < span class = "lineno" > 1695< / span > can_be_included[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01696" name = "l01696" > < / a > < span class = "lineno" > 1696< / span > can_be_included[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01697" name = "l01697" > < / a > < span class = "lineno" > 1697< / span > < / div >
< div class = "line" > < a id = "l01698" name = "l01698" > < / a > < span class = "lineno" > 1698< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > = lp_values[i];< / div >
< div class = "line" > < a id = "l01699" name = "l01699" > < / a > < span class = "lineno" > 1699< / span > expanded_lp_values[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] = < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l01700" name = "l01700" > < / a > < span class = "lineno" > 1700< / span > expanded_lp_values[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()] = 1.0 - < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l01701" name = "l01701" > < / a > < span class = "lineno" > 1701< / span > }< / div >
< div class = "line" > < a id = "l01702" name = "l01702" > < / a > < span class = "lineno" > 1702< / span > < / div >
< div class = "line" > < a id = "l01703" name = "l01703" > < / a > < span class = "lineno" > 1703< / span > < span class = "comment" > // We want highest sum first.< / span > < / div >
< div class = "line" > < a id = "l01704" name = "l01704" > < / a > < span class = "lineno" > 1704< / span > < span class = "keyword" > struct < / span > Candidate {< / div >
< div class = "line" > < a id = "l01705" name = "l01705" > < / a > < span class = "lineno" > 1705< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ;< / div >
< div class = "line" > < a id = "l01706" name = "l01706" > < / a > < span class = "lineno" > 1706< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ;< / div >
< div class = "line" > < a id = "l01707" name = "l01707" > < / a > < span class = "lineno" > 1707< / span > < span class = "keywordtype" > double< / span > sum;< / div >
< div class = "line" > < a id = "l01708" name = "l01708" > < / a > < span class = "lineno" > 1708< / span > < span class = "keywordtype" > bool< / span > operator< (< span class = "keyword" > const< / span > Candidate& other)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > sum > other.sum; }< / div >
< div class = "line" > < a id = "l01709" name = "l01709" > < / a > < span class = "lineno" > 1709< / span > };< / div >
< div class = "line" > < a id = "l01710" name = "l01710" > < / a > < span class = "lineno" > 1710< / span > std::vector< Candidate> candidates;< / div >
< div class = "line" > < a id = "l01711" name = "l01711" > < / a > < span class = "lineno" > 1711< / span > < / div >
< div class = "line" > < a id = "l01712" name = "l01712" > < / a > < span class = "lineno" > 1712< / span > < span class = "comment" > // First heuristic. Currently we only consider violated at most one of size 2,< / span > < / div >
< div class = "line" > < a id = "l01713" name = "l01713" > < / a > < span class = "lineno" > 1713< / span > < span class = "comment" > // and extend them. Right now, the code is a bit slow to try too many at every< / span > < / div >
< div class = "line" > < a id = "l01714" name = "l01714" > < / a > < span class = "lineno" > 1714< / span > < span class = "comment" > // LP node so it is why we are defensive like this. Note also that because we< / span > < / div >
< div class = "line" > < a id = "l01715" name = "l01715" > < / a > < span class = "lineno" > 1715< / span > < span class = "comment" > // currently still statically add the initial implications, this will only add< / span > < / div >
< div class = "line" > < a id = "l01716" name = "l01716" > < / a > < span class = "lineno" > 1716< / span > < span class = "comment" > // cut based on newly learned binary clause. Or the one that were not added< / span > < / div >
< div class = "line" > < a id = "l01717" name = "l01717" > < / a > < span class = "lineno" > 1717< / span > < span class = "comment" > // to the relaxation in the first place.< / span > < / div >
< div class = "line" > < a id = "l01718" name = "l01718" > < / a > < span class = "lineno" > 1718< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < size; ++i) {< / div >
< div class = "line" > < a id = "l01719" name = "l01719" > < / a > < span class = "lineno" > 1719< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > current_literal = literals[i];< / div >
< div class = "line" > < a id = "l01720" name = "l01720" > < / a > < span class = "lineno" > 1720< / span > < span class = "keywordtype" > double< / span > current_value = lp_values[i];< / div >
< div class = "line" > < a id = "l01721" name = "l01721" > < / a > < span class = "lineno" > 1721< / span > < span class = "keywordflow" > if< / span > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (current_literal)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01722" name = "l01722" > < / a > < span class = "lineno" > 1722< / span > < span class = "keywordflow" > if< / span > (is_redundant_[current_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01723" name = "l01723" > < / a > < span class = "lineno" > 1723< / span > < / div >
< div class = "line" > < a id = "l01724" name = "l01724" > < / a > < span class = "lineno" > 1724< / span > < span class = "keywordflow" > if< / span > (current_value < 0.5) {< / div >
< div class = "line" > < a id = "l01725" name = "l01725" > < / a > < span class = "lineno" > 1725< / span > current_literal = current_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a id = "l01726" name = "l01726" > < / a > < span class = "lineno" > 1726< / span > current_value = 1.0 - current_value;< / div >
< div class = "line" > < a id = "l01727" name = "l01727" > < / a > < span class = "lineno" > 1727< / span > }< / div >
< div class = "line" > < a id = "l01728" name = "l01728" > < / a > < span class = "lineno" > 1728< / span > < / div >
< div class = "line" > < a id = "l01729" name = "l01729" > < / a > < span class = "lineno" > 1729< / span > < span class = "comment" > // We consider only one candidate for each current_literal.< / span > < / div >
< div class = "line" > < a id = "l01730" name = "l01730" > < / a > < span class = "lineno" > 1730< / span > LiteralIndex best = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l01731" name = "l01731" > < / a > < span class = "lineno" > 1731< / span > < span class = "keywordtype" > double< / span > best_value = 0.0;< / div >
< div class = "line" > < a id = "l01732" name = "l01732" > < / a > < span class = "lineno" > 1732< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : implications_[current_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l01733" name = "l01733" > < / a > < span class = "lineno" > 1733< / span > < span class = "keywordflow" > if< / span > (!can_be_included[l.Index()]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01734" name = "l01734" > < / a > < span class = "lineno" > 1734< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > activity =< / div >
< div class = "line" > < a id = "l01735" name = "l01735" > < / a > < span class = "lineno" > 1735< / span > current_value + expanded_lp_values[l.NegatedIndex()];< / div >
< div class = "line" > < a id = "l01736" name = "l01736" > < / a > < span class = "lineno" > 1736< / span > < span class = "keywordflow" > if< / span > (activity < = 1.01) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01737" name = "l01737" > < / a > < span class = "lineno" > 1737< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > v = activity + absl::Uniform< double> (*random_, 0.0, 1e-4);< / div >
< div class = "line" > < a id = "l01738" name = "l01738" > < / a > < span class = "lineno" > 1738< / span > < span class = "keywordflow" > if< / span > (best == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > || v > best_value) {< / div >
< div class = "line" > < a id = "l01739" name = "l01739" > < / a > < span class = "lineno" > 1739< / span > best_value = v;< / div >
< div class = "line" > < a id = "l01740" name = "l01740" > < / a > < span class = "lineno" > 1740< / span > best = l.NegatedIndex();< / div >
< div class = "line" > < a id = "l01741" name = "l01741" > < / a > < span class = "lineno" > 1741< / span > }< / div >
< div class = "line" > < a id = "l01742" name = "l01742" > < / a > < span class = "lineno" > 1742< / span > }< / div >
< div class = "line" > < a id = "l01743" name = "l01743" > < / a > < span class = "lineno" > 1743< / span > < span class = "keywordflow" > if< / span > (best != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) {< / div >
< div class = "line" > < a id = "l01744" name = "l01744" > < / a > < span class = "lineno" > 1744< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > activity = current_value + expanded_lp_values[best];< / div >
< div class = "line" > < a id = "l01745" name = "l01745" > < / a > < span class = "lineno" > 1745< / span > candidates.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > ({current_literal, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (best), activity});< / div >
< div class = "line" > < a id = "l01746" name = "l01746" > < / a > < span class = "lineno" > 1746< / span > }< / div >
< div class = "line" > < a id = "l01747" name = "l01747" > < / a > < span class = "lineno" > 1747< / span > }< / div >
< div class = "line" > < a id = "l01748" name = "l01748" > < / a > < span class = "lineno" > 1748< / span > < / div >
< div class = "line" > < a id = "l01749" name = "l01749" > < / a > < span class = "lineno" > 1749< / span > < span class = "comment" > // Do not genate too many cut at once.< / span > < / div >
< div class = "line" > < a id = "l01750" name = "l01750" > < / a > < span class = "lineno" > 1750< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > kMaxNumberOfCutPerCall = 50;< / div >
< div class = "line" > < a id = "l01751" name = "l01751" > < / a > < span class = "lineno" > 1751< / span > std::sort(candidates.begin(), candidates.end());< / div >
< div class = "line" > < a id = "l01752" name = "l01752" > < / a > < span class = "lineno" > 1752< / span > < span class = "keywordflow" > if< / span > (candidates.size() > kMaxNumberOfCutPerCall) {< / div >
< div class = "line" > < a id = "l01753" name = "l01753" > < / a > < span class = "lineno" > 1753< / span > candidates.resize(kMaxNumberOfCutPerCall);< / div >
< div class = "line" > < a id = "l01754" name = "l01754" > < / a > < span class = "lineno" > 1754< / span > }< / div >
< div class = "line" > < a id = "l01755" name = "l01755" > < / a > < span class = "lineno" > 1755< / span > < / div >
< div class = "line" > < a id = "l01756" name = "l01756" > < / a > < span class = "lineno" > 1756< / span > < span class = "comment" > // Expand to a maximal at most one each candidates before returning them.< / span > < / div >
< div class = "line" > < a id = "l01757" name = "l01757" > < / a > < span class = "lineno" > 1757< / span > < span class = "comment" > // Note that we only expand using literal from the LP.< / span > < / div >
< div class = "line" > < a id = "l01758" name = "l01758" > < / a > < span class = "lineno" > 1758< / span > tmp_cuts_.clear();< / div >
< div class = "line" > < a id = "l01759" name = "l01759" > < / a > < span class = "lineno" > 1759< / span > std::vector< Literal> at_most_one;< / div >
< div class = "line" > < a id = "l01760" name = "l01760" > < / a > < span class = "lineno" > 1760< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Candidate& candidate : candidates) {< / div >
< div class = "line" > < a id = "l01761" name = "l01761" > < / a > < span class = "lineno" > 1761< / span > at_most_one = ExpandAtMostOneWithWeight(< / div >
< div class = "line" > < a id = "l01762" name = "l01762" > < / a > < span class = "lineno" > 1762< / span > {candidate.a, candidate.b}, can_be_included, expanded_lp_values);< / div >
< div class = "line" > < a id = "l01763" name = "l01763" > < / a > < span class = "lineno" > 1763< / span > < span class = "keywordflow" > if< / span > (!at_most_one.empty()) tmp_cuts_.push_back(at_most_one);< / div >
< div class = "line" > < a id = "l01764" name = "l01764" > < / a > < span class = "lineno" > 1764< / span > }< / div >
< div class = "line" > < a id = "l01765" name = "l01765" > < / a > < span class = "lineno" > 1765< / span > < span class = "keywordflow" > return< / span > tmp_cuts_;< / div >
< div class = "line" > < a id = "l01766" name = "l01766" > < / a > < span class = "lineno" > 1766< / span > }< / div >
< div class = "line" > < a id = "l01767" name = "l01767" > < / a > < span class = "lineno" > 1767< / span > < / div >
< div class = "line" > < a id = "l01768" name = "l01768" > < / a > < span class = "lineno" > 1768< / span > < span class = "comment" > // We use dfs_stack_ but we actually do a BFS.< / span > < / div >
< div class = "line" > < a id = "l01769" name = "l01769" > < / a > < span class = "lineno" > 1769< / span > < span class = "keywordtype" > void< / span > BinaryImplicationGraph::MarkDescendants(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > root) {< / div >
< div class = "line" > < a id = "l01770" name = "l01770" > < / a > < span class = "lineno" > 1770< / span > dfs_stack_ = {root};< / div >
< div class = "line" > < a id = "l01771" name = "l01771" > < / a > < span class = "lineno" > 1771< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (root.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ());< / div >
< div class = "line" > < a id = "l01772" name = "l01772" > < / a > < span class = "lineno" > 1772< / span > < span class = "keywordflow" > if< / span > (is_redundant_[root.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l01773" name = "l01773" > < / a > < span class = "lineno" > 1773< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = 0; j < dfs_stack_.size(); ++j) {< / div >
< div class = "line" > < a id = "l01774" name = "l01774" > < / a > < span class = "lineno" > 1774< / span > < span class = "keyword" > const< / span > Literal current = dfs_stack_[j];< / div >
< div class = "line" > < a id = "l01775" name = "l01775" > < / a > < span class = "lineno" > 1775< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : implications_[current.Index()]) {< / div >
< div class = "line" > < a id = "l01776" name = "l01776" > < / a > < span class = "lineno" > 1776< / span > < span class = "keywordflow" > if< / span > (!is_marked_[l.Index()] & & !is_redundant_[l.Index()]) {< / div >
< div class = "line" > < a id = "l01777" name = "l01777" > < / a > < span class = "lineno" > 1777< / span > dfs_stack_.push_back(l);< / div >
< div class = "line" > < a id = "l01778" name = "l01778" > < / a > < span class = "lineno" > 1778< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (l.Index());< / div >
< div class = "line" > < a id = "l01779" name = "l01779" > < / a > < span class = "lineno" > 1779< / span > }< / div >
< div class = "line" > < a id = "l01780" name = "l01780" > < / a > < span class = "lineno" > 1780< / span > }< / div >
< div class = "line" > < a id = "l01781" name = "l01781" > < / a > < span class = "lineno" > 1781< / span > < / div >
< div class = "line" > < a id = "l01782" name = "l01782" > < / a > < span class = "lineno" > 1782< / span > < span class = "keywordflow" > if< / span > (current.Index() > = at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01783" name = "l01783" > < / a > < span class = "lineno" > 1783< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > : at_most_ones_[current.Index()]) {< / div >
< div class = "line" > < a id = "l01784" name = "l01784" > < / a > < span class = "lineno" > 1784< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ;; ++i) {< / div >
< div class = "line" > < a id = "l01785" name = "l01785" > < / a > < span class = "lineno" > 1785< / span > < span class = "keyword" > const< / span > Literal l = at_most_one_buffer_[i];< / div >
< div class = "line" > < a id = "l01786" name = "l01786" > < / a > < span class = "lineno" > 1786< / span > < span class = "keywordflow" > if< / span > (l.Index() == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01787" name = "l01787" > < / a > < span class = "lineno" > 1787< / span > < span class = "keywordflow" > if< / span > (l == current) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01788" name = "l01788" > < / a > < span class = "lineno" > 1788< / span > < span class = "keywordflow" > if< / span > (!is_marked_[l.NegatedIndex()] & & !is_redundant_[l.NegatedIndex()]) {< / div >
< div class = "line" > < a id = "l01789" name = "l01789" > < / a > < span class = "lineno" > 1789< / span > dfs_stack_.push_back(l.Negated());< / div >
< div class = "line" > < a id = "l01790" name = "l01790" > < / a > < span class = "lineno" > 1790< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (l.NegatedIndex());< / div >
< div class = "line" > < a id = "l01791" name = "l01791" > < / a > < span class = "lineno" > 1791< / span > }< / div >
< div class = "line" > < a id = "l01792" name = "l01792" > < / a > < span class = "lineno" > 1792< / span > }< / div >
< div class = "line" > < a id = "l01793" name = "l01793" > < / a > < span class = "lineno" > 1793< / span > }< / div >
< div class = "line" > < a id = "l01794" name = "l01794" > < / a > < span class = "lineno" > 1794< / span > }< / div >
< div class = "line" > < a id = "l01795" name = "l01795" > < / a > < span class = "lineno" > 1795< / span > work_done_in_mark_descendants_ += dfs_stack_.size();< / div >
< div class = "line" > < a id = "l01796" name = "l01796" > < / a > < span class = "lineno" > 1796< / span > }< / div >
< div class = "line" > < a id = "l01797" name = "l01797" > < / a > < span class = "lineno" > 1797< / span > < / div >
< div class = "line" > < a id = "l01798" name = "l01798" > < / a > < span class = "lineno" > 1798< / span > std::vector< Literal> BinaryImplicationGraph::ExpandAtMostOne(< / div >
< div class = "line" > < a id = "l01799" name = "l01799" > < / a > < span class = "lineno" > 1799< / span > < span class = "keyword" > const< / span > absl::Span< const Literal> at_most_one,< / div >
< div class = "line" > < a id = "l01800" name = "l01800" > < / a > < span class = "lineno" > 1800< / span > int64_t max_num_explored_nodes) {< / div >
< div class = "line" > < a id = "l01801" name = "l01801" > < / a > < span class = "lineno" > 1801< / span > std::vector< Literal> clique(at_most_one.begin(), at_most_one.end());< / div >
< div class = "line" > < a id = "l01802" name = "l01802" > < / a > < span class = "lineno" > 1802< / span > < / div >
< div class = "line" > < a id = "l01803" name = "l01803" > < / a > < span class = "lineno" > 1803< / span > < span class = "comment" > // Optim.< / span > < / div >
< div class = "line" > < a id = "l01804" name = "l01804" > < / a > < span class = "lineno" > 1804< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < clique.size(); ++i) {< / div >
< div class = "line" > < a id = "l01805" name = "l01805" > < / a > < span class = "lineno" > 1805< / span > < span class = "keywordflow" > if< / span > (implications_[clique[i].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ()].empty() ||< / div >
< div class = "line" > < a id = "l01806" name = "l01806" > < / a > < span class = "lineno" > 1806< / span > is_redundant_[clique[i].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l01807" name = "l01807" > < / a > < span class = "lineno" > 1807< / span > < span class = "keywordflow" > return< / span > clique;< / div >
< div class = "line" > < a id = "l01808" name = "l01808" > < / a > < span class = "lineno" > 1808< / span > }< / div >
< div class = "line" > < a id = "l01809" name = "l01809" > < / a > < span class = "lineno" > 1809< / span > }< / div >
< div class = "line" > < a id = "l01810" name = "l01810" > < / a > < span class = "lineno" > 1810< / span > < / div >
< div class = "line" > < a id = "l01811" name = "l01811" > < / a > < span class = "lineno" > 1811< / span > std::vector< LiteralIndex> intersection;< / div >
< div class = "line" > < a id = "l01812" name = "l01812" > < / a > < span class = "lineno" > 1812< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < clique.size(); ++i) {< / div >
< div class = "line" > < a id = "l01813" name = "l01813" > < / a > < span class = "lineno" > 1813< / span > < span class = "keywordflow" > if< / span > (work_done_in_mark_descendants_ > max_num_explored_nodes) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01814" name = "l01814" > < / a > < span class = "lineno" > 1814< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (LiteralIndex(implications_.size()));< / div >
< div class = "line" > < a id = "l01815" name = "l01815" > < / a > < span class = "lineno" > 1815< / span > MarkDescendants(clique[i]);< / div >
< div class = "line" > < a id = "l01816" name = "l01816" > < / a > < span class = "lineno" > 1816< / span > < / div >
< div class = "line" > < a id = "l01817" name = "l01817" > < / a > < span class = "lineno" > 1817< / span > < span class = "keywordflow" > if< / span > (i == 0) {< / div >
< div class = "line" > < a id = "l01818" name = "l01818" > < / a > < span class = "lineno" > 1818< / span > intersection = is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > PositionsSetAtLeastOnce< / a > ();< / div >
< div class = "line" > < a id = "l01819" name = "l01819" > < / a > < span class = "lineno" > 1819< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clique) is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (l.NegatedIndex());< / div >
< div class = "line" > < a id = "l01820" name = "l01820" > < / a > < span class = "lineno" > 1820< / span > }< / div >
< div class = "line" > < a id = "l01821" name = "l01821" > < / a > < span class = "lineno" > 1821< / span > < / div >
< div class = "line" > < a id = "l01822" name = "l01822" > < / a > < span class = "lineno" > 1822< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l01823" name = "l01823" > < / a > < span class = "lineno" > 1823< / span > is_marked_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > Clear< / a > (clique[i].NegatedIndex()); < span class = "comment" > // TODO(user): explain.< / span > < / div >
< div class = "line" > < a id = "l01824" name = "l01824" > < / a > < span class = "lineno" > 1824< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : intersection) {< / div >
< div class = "line" > < a id = "l01825" name = "l01825" > < / a > < span class = "lineno" > 1825< / span > < span class = "keywordflow" > if< / span > (is_marked_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) intersection[new_size++] = < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ;< / div >
< div class = "line" > < a id = "l01826" name = "l01826" > < / a > < span class = "lineno" > 1826< / span > }< / div >
< div class = "line" > < a id = "l01827" name = "l01827" > < / a > < span class = "lineno" > 1827< / span > intersection.resize(new_size);< / div >
< div class = "line" > < a id = "l01828" name = "l01828" > < / a > < span class = "lineno" > 1828< / span > < span class = "keywordflow" > if< / span > (intersection.empty()) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01829" name = "l01829" > < / a > < span class = "lineno" > 1829< / span > < / div >
< div class = "line" > < a id = "l01830" name = "l01830" > < / a > < span class = "lineno" > 1830< / span > < span class = "comment" > // Expand?< / span > < / div >
< div class = "line" > < a id = "l01831" name = "l01831" > < / a > < span class = "lineno" > 1831< / span > < span class = "keywordflow" > if< / span > (i + 1 == clique.size()) {< / div >
< div class = "line" > < a id = "l01832" name = "l01832" > < / a > < span class = "lineno" > 1832< / span > clique.push_back(Literal(intersection.back()).Negated());< / div >
< div class = "line" > < a id = "l01833" name = "l01833" > < / a > < span class = "lineno" > 1833< / span > intersection.pop_back();< / div >
< div class = "line" > < a id = "l01834" name = "l01834" > < / a > < span class = "lineno" > 1834< / span > }< / div >
< div class = "line" > < a id = "l01835" name = "l01835" > < / a > < span class = "lineno" > 1835< / span > }< / div >
< div class = "line" > < a id = "l01836" name = "l01836" > < / a > < span class = "lineno" > 1836< / span > < span class = "keywordflow" > return< / span > clique;< / div >
< div class = "line" > < a id = "l01837" name = "l01837" > < / a > < span class = "lineno" > 1837< / span > }< / div >
< div class = "line" > < a id = "l01838" name = "l01838" > < / a > < span class = "lineno" > 1838< / span > < / div >
< div class = "line" > < a id = "l01839" name = "l01839" > < / a > < span class = "lineno" > 1839< / span > < span class = "comment" > // TODO(user): lazy cleanup the lists on is_removed_?< / span > < / div >
< div class = "line" > < a id = "l01840" name = "l01840" > < / a > < span class = "lineno" > 1840< / span > < span class = "comment" > // TODO(user): Mark fixed variable as is_removed_ for faster iteration?< / span > < / div >
< div class = "line" > < a id = "l01841" name = "l01841" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > 1841< / a > < / span > < span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > BinaryImplicationGraph::DirectImplications< / a > (< / div >
< div class = "line" > < a id = "l01842" name = "l01842" > < / a > < span class = "lineno" > 1842< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a id = "l01843" name = "l01843" > < / a > < span class = "lineno" > 1843< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!is_removed_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()]);< / div >
< div class = "line" > < a id = "l01844" name = "l01844" > < / a > < span class = "lineno" > 1844< / span > < / div >
< div class = "line" > < a id = "l01845" name = "l01845" > < / a > < span class = "lineno" > 1845< / span > < span class = "comment" > // Clear old state.< / span > < / div >
< div class = "line" > < a id = "l01846" name = "l01846" > < / a > < span class = "lineno" > 1846< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : direct_implications_) {< / div >
< div class = "line" > < a id = "l01847" name = "l01847" > < / a > < span class = "lineno" > 1847< / span > in_direct_implications_[l.Index()] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01848" name = "l01848" > < / a > < span class = "lineno" > 1848< / span > }< / div >
< div class = "line" > < a id = "l01849" name = "l01849" > < / a > < span class = "lineno" > 1849< / span > direct_implications_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l01850" name = "l01850" > < / a > < span class = "lineno" > 1850< / span > < / div >
< div class = "line" > < a id = "l01851" name = "l01851" > < / a > < span class = "lineno" > 1851< / span > < span class = "comment" > // Fill new state.< / span > < / div >
< div class = "line" > < a id = "l01852" name = "l01852" > < / a > < span class = "lineno" > 1852< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ();< / div >
< div class = "line" > < a id = "l01853" name = "l01853" > < / a > < span class = "lineno" > 1853< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ));< / div >
< div class = "line" > < a id = "l01854" name = "l01854" > < / a > < span class = "lineno" > 1854< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : implications_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()]) {< / div >
< div class = "line" > < a id = "l01855" name = "l01855" > < / a > < span class = "lineno" > 1855< / span > < span class = "keywordflow" > if< / span > (l == < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01856" name = "l01856" > < / a > < span class = "lineno" > 1856< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (l)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01857" name = "l01857" > < / a > < span class = "lineno" > 1857< / span > < span class = "keywordflow" > if< / span > (!is_removed_[l.Index()] & & !in_direct_implications_[l.Index()]) {< / div >
< div class = "line" > < a id = "l01858" name = "l01858" > < / a > < span class = "lineno" > 1858< / span > in_direct_implications_[l.Index()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01859" name = "l01859" > < / a > < span class = "lineno" > 1859< / span > direct_implications_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (l);< / div >
< div class = "line" > < a id = "l01860" name = "l01860" > < / a > < span class = "lineno" > 1860< / span > }< / div >
< div class = "line" > < a id = "l01861" name = "l01861" > < / a > < span class = "lineno" > 1861< / span > }< / div >
< div class = "line" > < a id = "l01862" name = "l01862" > < / a > < span class = "lineno" > 1862< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index() < at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l01863" name = "l01863" > < / a > < span class = "lineno" > 1863< / span > < span class = "keywordflow" > if< / span > (is_redundant_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()]) {< / div >
< div class = "line" > < a id = "l01864" name = "l01864" > < / a > < span class = "lineno" > 1864< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (at_most_ones_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > ());< / div >
< div class = "line" > < a id = "l01865" name = "l01865" > < / a > < span class = "lineno" > 1865< / span > }< / div >
< div class = "line" > < a id = "l01866" name = "l01866" > < / a > < span class = "lineno" > 1866< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > : at_most_ones_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()]) {< / div >
< div class = "line" > < a id = "l01867" name = "l01867" > < / a > < span class = "lineno" > 1867< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > ;; ++i) {< / div >
< div class = "line" > < a id = "l01868" name = "l01868" > < / a > < span class = "lineno" > 1868< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = at_most_one_buffer_[i];< / div >
< div class = "line" > < a id = "l01869" name = "l01869" > < / a > < span class = "lineno" > 1869< / span > < span class = "keywordflow" > if< / span > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01870" name = "l01870" > < / a > < span class = "lineno" > 1870< / span > < span class = "keywordflow" > if< / span > (l == < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01871" name = "l01871" > < / a > < span class = "lineno" > 1871< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (l)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01872" name = "l01872" > < / a > < span class = "lineno" > 1872< / span > < span class = "keywordflow" > if< / span > (!is_removed_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] & & < / div >
< div class = "line" > < a id = "l01873" name = "l01873" > < / a > < span class = "lineno" > 1873< / span > !in_direct_implications_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]) {< / div >
< div class = "line" > < a id = "l01874" name = "l01874" > < / a > < span class = "lineno" > 1874< / span > in_direct_implications_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01875" name = "l01875" > < / a > < span class = "lineno" > 1875< / span > direct_implications_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ());< / div >
< div class = "line" > < a id = "l01876" name = "l01876" > < / a > < span class = "lineno" > 1876< / span > }< / div >
< div class = "line" > < a id = "l01877" name = "l01877" > < / a > < span class = "lineno" > 1877< / span > }< / div >
< div class = "line" > < a id = "l01878" name = "l01878" > < / a > < span class = "lineno" > 1878< / span > }< / div >
< div class = "line" > < a id = "l01879" name = "l01879" > < / a > < span class = "lineno" > 1879< / span > }< / div >
< div class = "line" > < a id = "l01880" name = "l01880" > < / a > < span class = "lineno" > 1880< / span > estimated_sizes_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()] = direct_implications_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ();< / div >
< div class = "line" > < a id = "l01881" name = "l01881" > < / a > < span class = "lineno" > 1881< / span > < span class = "keywordflow" > return< / span > direct_implications_;< / div >
< div class = "line" > < a id = "l01882" name = "l01882" > < / a > < span class = "lineno" > 1882< / span > }< / div >
< div class = "line" > < a id = "l01883" name = "l01883" > < / a > < span class = "lineno" > 1883< / span > < / div >
< div class = "line" > < a id = "l01884" name = "l01884" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abbf0624c5d966c4dcf29eece343e0592" > 1884< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abbf0624c5d966c4dcf29eece343e0592" > BinaryImplicationGraph::FindFailedLiteralAroundVar< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a id = "l01885" name = "l01885" > < / a > < span class = "lineno" > 1885< / span > < span class = "keywordtype" > bool< / span > * is_unsat) {< / div >
< div class = "line" > < a id = "l01886" name = "l01886" > < / a > < span class = "lineno" > 1886< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > saved_index = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > ;< / div >
< div class = "line" > < a id = "l01887" name = "l01887" > < / a > < span class = "lineno" > 1887< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > , trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()); < span class = "comment" > // Propagation done.< / span > < / div >
< div class = "line" > < a id = "l01888" name = "l01888" > < / a > < span class = "lineno" > 1888< / span > < / div >
< div class = "line" > < a id = "l01889" name = "l01889" > < / a > < span class = "lineno" > 1889< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment = trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ();< / div >
< div class = "line" > < a id = "l01890" name = "l01890" > < / a > < span class = "lineno" > 1890< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01891" name = "l01891" > < / a > < span class = "lineno" > 1891< / span > < / div >
< div class = "line" > < a id = "l01892" name = "l01892" > < / a > < span class = "lineno" > 1892< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l01893" name = "l01893" > < / a > < span class = "lineno" > 1893< / span > direct_implications_of_negated_literal_ =< / div >
< div class = "line" > < a id = "l01894" name = "l01894" > < / a > < span class = "lineno" > 1894< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated());< / div >
< div class = "line" > < a id = "l01895" name = "l01895" > < / a > < span class = "lineno" > 1895< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ); < span class = "comment" > // Fill in_direct_implications_.< / span > < / div >
< div class = "line" > < a id = "l01896" name = "l01896" > < / a > < span class = "lineno" > 1896< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : direct_implications_of_negated_literal_) {< / div >
< div class = "line" > < a id = "l01897" name = "l01897" > < / a > < span class = "lineno" > 1897< / span > < span class = "keywordflow" > if< / span > (in_direct_implications_[l.Index()]) {< / div >
< div class = "line" > < a id = "l01898" name = "l01898" > < / a > < span class = "lineno" > 1898< / span > < span class = "comment" > // not(l) => literal => l.< / span > < / div >
< div class = "line" > < a id = "l01899" name = "l01899" > < / a > < span class = "lineno" > 1899< / span > < span class = "keywordflow" > if< / span > (!FixLiteral(l)) {< / div >
< div class = "line" > < a id = "l01900" name = "l01900" > < / a > < span class = "lineno" > 1900< / span > *is_unsat = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01901" name = "l01901" > < / a > < span class = "lineno" > 1901< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01902" name = "l01902" > < / a > < span class = "lineno" > 1902< / span > }< / div >
< div class = "line" > < a id = "l01903" name = "l01903" > < / a > < span class = "lineno" > 1903< / span > }< / div >
< div class = "line" > < a id = "l01904" name = "l01904" > < / a > < span class = "lineno" > 1904< / span > }< / div >
< div class = "line" > < a id = "l01905" name = "l01905" > < / a > < span class = "lineno" > 1905< / span > < / div >
< div class = "line" > < a id = "l01906" name = "l01906" > < / a > < span class = "lineno" > 1906< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > propagation_trail_index_< / a > > saved_index;< / div >
< div class = "line" > < a id = "l01907" name = "l01907" > < / a > < span class = "lineno" > 1907< / span > }< / div >
< div class = "line" > < a id = "l01908" name = "l01908" > < / a > < span class = "lineno" > 1908< / span > < / div >
< div class = "line" > < a id = "l01909" name = "l01909" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1858011d343c77f650753e14778c5232" > 1909< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1858011d343c77f650753e14778c5232" > BinaryImplicationGraph::NumImplicationOnVariableRemoval< / a > (< / div >
< div class = "line" > < a id = "l01910" name = "l01910" > < / a > < span class = "lineno" > 1910< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l01911" name = "l01911" > < / a > < span class = "lineno" > 1911< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l01912" name = "l01912" > < / a > < span class = "lineno" > 1912< / span > int64_t result = 0;< / div >
< div class = "line" > < a id = "l01913" name = "l01913" > < / a > < span class = "lineno" > 1913< / span > direct_implications_of_negated_literal_ =< / div >
< div class = "line" > < a id = "l01914" name = "l01914" > < / a > < span class = "lineno" > 1914< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated());< / div >
< div class = "line" > < a id = "l01915" name = "l01915" > < / a > < span class = "lineno" > 1915< / span > < span class = "keyword" > const< / span > int64_t s1 = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ).size();< / div >
< div class = "line" > < a id = "l01916" name = "l01916" > < / a > < span class = "lineno" > 1916< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : direct_implications_of_negated_literal_) {< / div >
< div class = "line" > < a id = "l01917" name = "l01917" > < / a > < span class = "lineno" > 1917< / span > result += s1;< / div >
< div class = "line" > < a id = "l01918" name = "l01918" > < / a > < span class = "lineno" > 1918< / span > < / div >
< div class = "line" > < a id = "l01919" name = "l01919" > < / a > < span class = "lineno" > 1919< / span > < span class = "comment" > // We should have dealt with that in FindFailedLiteralAroundVar().< / span > < / div >
< div class = "line" > < a id = "l01920" name = "l01920" > < / a > < span class = "lineno" > 1920< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!in_direct_implications_[l.Index()]);< / div >
< div class = "line" > < a id = "l01921" name = "l01921" > < / a > < span class = "lineno" > 1921< / span > < / div >
< div class = "line" > < a id = "l01922" name = "l01922" > < / a > < span class = "lineno" > 1922< / span > < span class = "comment" > // l => literal => l: equivalent variable!< / span > < / div >
< div class = "line" > < a id = "l01923" name = "l01923" > < / a > < span class = "lineno" > 1923< / span > < span class = "keywordflow" > if< / span > (in_direct_implications_[l.NegatedIndex()]) result--;< / div >
< div class = "line" > < a id = "l01924" name = "l01924" > < / a > < span class = "lineno" > 1924< / span > }< / div >
< div class = "line" > < a id = "l01925" name = "l01925" > < / a > < span class = "lineno" > 1925< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l01926" name = "l01926" > < / a > < span class = "lineno" > 1926< / span > }< / div >
< div class = "line" > < a id = "l01927" name = "l01927" > < / a > < span class = "lineno" > 1927< / span > < / div >
< div class = "line" > < a id = "l01928" name = "l01928" > < / a > < span class = "lineno" > 1928< / span > < span class = "comment" > // For all possible a => var => b, add a => b.< / span > < / div >
< div class = "line" > < a id = "l01929" name = "l01929" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5fb6c491c2d0388296e97b7a03fce24f" > 1929< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5fb6c491c2d0388296e97b7a03fce24f" > BinaryImplicationGraph::RemoveBooleanVariable< / a > (< / div >
< div class = "line" > < a id = "l01930" name = "l01930" > < / a > < span class = "lineno" > 1930< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , std::deque< std::vector< Literal> > * postsolve_clauses) {< / div >
< div class = "line" > < a id = "l01931" name = "l01931" > < / a > < span class = "lineno" > 1931< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l01932" name = "l01932" > < / a > < span class = "lineno" > 1932< / span > direct_implications_of_negated_literal_ =< / div >
< div class = "line" > < a id = "l01933" name = "l01933" > < / a > < span class = "lineno" > 1933< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated());< / div >
< div class = "line" > < a id = "l01934" name = "l01934" > < / a > < span class = "lineno" > 1934< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > : < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )) {< / div >
< div class = "line" > < a id = "l01935" name = "l01935" > < / a > < span class = "lineno" > 1935< / span > estimated_sizes_[< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .NegatedIndex()]--;< / div >
< div class = "line" > < a id = "l01936" name = "l01936" > < / a > < span class = "lineno" > 1936< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > a_negated : direct_implications_of_negated_literal_) {< / div >
< div class = "line" > < a id = "l01937" name = "l01937" > < / a > < span class = "lineno" > 1937< / span > < span class = "keywordflow" > if< / span > (a_negated.Negated() == < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01938" name = "l01938" > < / a > < span class = "lineno" > 1938< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a94e79ff0c0a978e876dd1d44add9bc11" > AddImplication< / a > (a_negated.Negated(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > );< / div >
< div class = "line" > < a id = "l01939" name = "l01939" > < / a > < span class = "lineno" > 1939< / span > }< / div >
< div class = "line" > < a id = "l01940" name = "l01940" > < / a > < span class = "lineno" > 1940< / span > }< / div >
< div class = "line" > < a id = "l01941" name = "l01941" > < / a > < span class = "lineno" > 1941< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > a_negated : direct_implications_of_negated_literal_) {< / div >
< div class = "line" > < a id = "l01942" name = "l01942" > < / a > < span class = "lineno" > 1942< / span > estimated_sizes_[a_negated.NegatedIndex()]--;< / div >
< div class = "line" > < a id = "l01943" name = "l01943" > < / a > < span class = "lineno" > 1943< / span > }< / div >
< div class = "line" > < a id = "l01944" name = "l01944" > < / a > < span class = "lineno" > 1944< / span > < / div >
< div class = "line" > < a id = "l01945" name = "l01945" > < / a > < span class = "lineno" > 1945< / span > < span class = "comment" > // Notify the deletion to the proof checker and the postsolve.< / span > < / div >
< div class = "line" > < a id = "l01946" name = "l01946" > < / a > < span class = "lineno" > 1946< / span > < span class = "comment" > // Note that we want var first in these clauses for the postsolve.< / span > < / div >
< div class = "line" > < a id = "l01947" name = "l01947" > < / a > < span class = "lineno" > 1947< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > : direct_implications_) {< / div >
< div class = "line" > < a id = "l01948" name = "l01948" > < / a > < span class = "lineno" > 1948< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01949" name = "l01949" > < / a > < span class = "lineno" > 1949< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > ({< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > ), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > });< / div >
< div class = "line" > < a id = "l01950" name = "l01950" > < / a > < span class = "lineno" > 1950< / span > }< / div >
< div class = "line" > < a id = "l01951" name = "l01951" > < / a > < span class = "lineno" > 1951< / span > postsolve_clauses-> push_back({< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > ), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > });< / div >
< div class = "line" > < a id = "l01952" name = "l01952" > < / a > < span class = "lineno" > 1952< / span > }< / div >
< div class = "line" > < a id = "l01953" name = "l01953" > < / a > < span class = "lineno" > 1953< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > a_negated : direct_implications_of_negated_literal_) {< / div >
< div class = "line" > < a id = "l01954" name = "l01954" > < / a > < span class = "lineno" > 1954< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01955" name = "l01955" > < / a > < span class = "lineno" > 1955< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > ({< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ), a_negated});< / div >
< div class = "line" > < a id = "l01956" name = "l01956" > < / a > < span class = "lineno" > 1956< / span > }< / div >
< div class = "line" > < a id = "l01957" name = "l01957" > < / a > < span class = "lineno" > 1957< / span > postsolve_clauses-> push_back({< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ), a_negated});< / div >
< div class = "line" > < a id = "l01958" name = "l01958" > < / a > < span class = "lineno" > 1958< / span > }< / div >
< div class = "line" > < a id = "l01959" name = "l01959" > < / a > < span class = "lineno" > 1959< / span > < / div >
< div class = "line" > < a id = "l01960" name = "l01960" > < / a > < span class = "lineno" > 1960< / span > < span class = "comment" > // We need to remove any occurrence of var in our implication lists, this will< / span > < / div >
< div class = "line" > < a id = "l01961" name = "l01961" > < / a > < span class = "lineno" > 1961< / span > < span class = "comment" > // be delayed to the CleanupAllRemovedVariables() call.< / span > < / div >
< div class = "line" > < a id = "l01962" name = "l01962" > < / a > < span class = "lineno" > 1962< / span > < span class = "keywordflow" > for< / span > (LiteralIndex < a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : {< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index(), < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .NegatedIndex()}) {< / div >
< div class = "line" > < a id = "l01963" name = "l01963" > < / a > < span class = "lineno" > 1963< / span > is_removed_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01964" name = "l01964" > < / a > < span class = "lineno" > 1964< / span > < span class = "keywordflow" > if< / span > (!is_redundant_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]) {< / div >
< div class = "line" > < a id = "l01965" name = "l01965" > < / a > < span class = "lineno" > 1965< / span > ++num_redundant_literals_;< / div >
< div class = "line" > < a id = "l01966" name = "l01966" > < / a > < span class = "lineno" > 1966< / span > is_redundant_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01967" name = "l01967" > < / a > < span class = "lineno" > 1967< / span > }< / div >
< div class = "line" > < a id = "l01968" name = "l01968" > < / a > < span class = "lineno" > 1968< / span > implications_[< a class = "code hl_variable" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ].clear();< / div >
< div class = "line" > < a id = "l01969" name = "l01969" > < / a > < span class = "lineno" > 1969< / span > }< / div >
< div class = "line" > < a id = "l01970" name = "l01970" > < / a > < span class = "lineno" > 1970< / span > }< / div >
< div class = "line" > < a id = "l01971" name = "l01971" > < / a > < span class = "lineno" > 1971< / span > < / div >
< div class = "line" > < a id = "l01972" name = "l01972" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab64429b401679aee0bbd618449a9152a" > 1972< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab64429b401679aee0bbd618449a9152a" > BinaryImplicationGraph::CleanupAllRemovedVariables< / a > () {< / div >
< div class = "line" > < a id = "l01973" name = "l01973" > < / a > < span class = "lineno" > 1973< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & implication : implications_) {< / div >
< div class = "line" > < a id = "l01974" name = "l01974" > < / a > < span class = "lineno" > 1974< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l01975" name = "l01975" > < / a > < span class = "lineno" > 1975< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : implication) {< / div >
< div class = "line" > < a id = "l01976" name = "l01976" > < / a > < span class = "lineno" > 1976< / span > < span class = "keywordflow" > if< / span > (!is_removed_[l.Index()]) implication[new_size++] = l;< / div >
< div class = "line" > < a id = "l01977" name = "l01977" > < / a > < span class = "lineno" > 1977< / span > }< / div >
< div class = "line" > < a id = "l01978" name = "l01978" > < / a > < span class = "lineno" > 1978< / span > implication.resize(new_size);< / div >
< div class = "line" > < a id = "l01979" name = "l01979" > < / a > < span class = "lineno" > 1979< / span > }< / div >
< div class = "line" > < a id = "l01980" name = "l01980" > < / a > < span class = "lineno" > 1980< / span > < / div >
< div class = "line" > < a id = "l01981" name = "l01981" > < / a > < span class = "lineno" > 1981< / span > < span class = "comment" > // Clean-up at most ones.< / span > < / div >
< div class = "line" > < a id = "l01982" name = "l01982" > < / a > < span class = "lineno" > 1982< / span > at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l01983" name = "l01983" > < / a > < span class = "lineno" > 1983< / span > CleanUpAndAddAtMostOnes(< span class = "comment" > /*base_index=*/< / span > 0);< / div >
< div class = "line" > < a id = "l01984" name = "l01984" > < / a > < span class = "lineno" > 1984< / span > }< / div >
< div class = "line" > < a id = "l01985" name = "l01985" > < / a > < span class = "lineno" > 1985< / span > < / div >
< div class = "line" > < a id = "l01986" name = "l01986" > < / a > < span class = "lineno" > 1986< / span > < span class = "comment" > // ----- SatClause -----< / span > < / div >
< div class = "line" > < a id = "l01987" name = "l01987" > < / a > < span class = "lineno" > 1987< / span > < / div >
< div class = "line" > < a id = "l01988" name = "l01988" > < / a > < span class = "lineno" > 1988< / span > < span class = "comment" > // static< / span > < / div >
< div class = "line" > < a id = "l01989" name = "l01989" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > 1989< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > SatClause::Create< / a > (absl::Span< const Literal> literals) {< / div >
< div class = "line" > < a id = "l01990" name = "l01990" > < / a > < span class = "lineno" > 1990< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > (literals.size(), 2);< / div >
< div class = "line" > < a id = "l01991" name = "l01991" > < / a > < span class = "lineno" > 1991< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause = < span class = "keyword" > reinterpret_cast< < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > *< span class = "keyword" > > < / span > (< / div >
< div class = "line" > < a id = "l01992" name = "l01992" > < / a > < span class = "lineno" > 1992< / span > ::operator < span class = "keyword" > new< / span > (< span class = "keyword" > sizeof< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > ) + literals.size() * < span class = "keyword" > sizeof< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > )));< / div >
< div class = "line" > < a id = "l01993" name = "l01993" > < / a > < span class = "lineno" > 1993< / span > clause-> size_ = literals.size();< / div >
< div class = "line" > < a id = "l01994" name = "l01994" > < / a > < span class = "lineno" > 1994< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < literals.size(); ++i) {< / div >
< div class = "line" > < a id = "l01995" name = "l01995" > < / a > < span class = "lineno" > 1995< / span > clause-> literals_[i] = literals[i];< / div >
< div class = "line" > < a id = "l01996" name = "l01996" > < / a > < span class = "lineno" > 1996< / span > }< / div >
< div class = "line" > < a id = "l01997" name = "l01997" > < / a > < span class = "lineno" > 1997< / span > < span class = "keywordflow" > return< / span > clause;< / div >
< div class = "line" > < a id = "l01998" name = "l01998" > < / a > < span class = "lineno" > 1998< / span > }< / div >
< div class = "line" > < a id = "l01999" name = "l01999" > < / a > < span class = "lineno" > 1999< / span > < / div >
< div class = "line" > < a id = "l02000" name = "l02000" > < / a > < span class = "lineno" > 2000< / span > < span class = "comment" > // Note that for an attached clause, removing fixed literal is okay because if< / span > < / div >
< div class = "line" > < a id = "l02001" name = "l02001" > < / a > < span class = "lineno" > 2001< / span > < span class = "comment" > // any of the watched literal is assigned, then the clause is necessarily true.< / span > < / div >
< div class = "line" > < a id = "l02002" name = "l02002" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a69422a656b68d50692a1b01e2b0d22ae" > 2002< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a69422a656b68d50692a1b01e2b0d22ae" > SatClause::RemoveFixedLiteralsAndTestIfTrue< / a > (< / div >
< div class = "line" > < a id = "l02003" name = "l02003" > < / a > < span class = "lineno" > 2003< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment) {< / div >
< div class = "line" > < a id = "l02004" name = "l02004" > < / a > < span class = "lineno" > 2004< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad8932e395fe5c508700b7f95d3064aef" > IsAttached< / a > ());< / div >
< div class = "line" > < a id = "l02005" name = "l02005" > < / a > < span class = "lineno" > 2005< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (literals_[0].< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()) ||< / div >
< div class = "line" > < a id = "l02006" name = "l02006" > < / a > < span class = "lineno" > 2006< / span > assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (literals_[1].< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ())) {< / div >
< div class = "line" > < a id = "l02007" name = "l02007" > < / a > < span class = "lineno" > 2007< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a6095b00a4734d32844a85927b355ce32" > IsSatisfied< / a > (assignment));< / div >
< div class = "line" > < a id = "l02008" name = "l02008" > < / a > < span class = "lineno" > 2008< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l02009" name = "l02009" > < / a > < span class = "lineno" > 2009< / span > }< / div >
< div class = "line" > < a id = "l02010" name = "l02010" > < / a > < span class = "lineno" > 2010< / span > < span class = "keywordtype" > int< / span > j = 2;< / div >
< div class = "line" > < a id = "l02011" name = "l02011" > < / a > < span class = "lineno" > 2011< / span > < span class = "keywordflow" > while< / span > (j < size_ & & !assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (literals_[j].< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ())) {< / div >
< div class = "line" > < a id = "l02012" name = "l02012" > < / a > < span class = "lineno" > 2012< / span > ++j;< / div >
< div class = "line" > < a id = "l02013" name = "l02013" > < / a > < span class = "lineno" > 2013< / span > }< / div >
< div class = "line" > < a id = "l02014" name = "l02014" > < / a > < span class = "lineno" > 2014< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = j; i < size_; ++i) {< / div >
< div class = "line" > < a id = "l02015" name = "l02015" > < / a > < span class = "lineno" > 2015< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (literals_[i].< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ())) {< / div >
< div class = "line" > < a id = "l02016" name = "l02016" > < / a > < span class = "lineno" > 2016< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (literals_[i])) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l02017" name = "l02017" > < / a > < span class = "lineno" > 2017< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l02018" name = "l02018" > < / a > < span class = "lineno" > 2018< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (literals_[j], literals_[i]);< / div >
< div class = "line" > < a id = "l02019" name = "l02019" > < / a > < span class = "lineno" > 2019< / span > ++j;< / div >
< div class = "line" > < a id = "l02020" name = "l02020" > < / a > < span class = "lineno" > 2020< / span > }< / div >
< div class = "line" > < a id = "l02021" name = "l02021" > < / a > < span class = "lineno" > 2021< / span > }< / div >
< div class = "line" > < a id = "l02022" name = "l02022" > < / a > < span class = "lineno" > 2022< / span > size_ = j;< / div >
< div class = "line" > < a id = "l02023" name = "l02023" > < / a > < span class = "lineno" > 2023< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l02024" name = "l02024" > < / a > < span class = "lineno" > 2024< / span > }< / div >
< div class = "line" > < a id = "l02025" name = "l02025" > < / a > < span class = "lineno" > 2025< / span > < / div >
< div class = "line" > < a id = "l02026" name = "l02026" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a6095b00a4734d32844a85927b355ce32" > 2026< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a6095b00a4734d32844a85927b355ce32" > SatClause::IsSatisfied< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l02027" name = "l02027" > < / a > < span class = "lineno" > 2027< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : *< span class = "keyword" > this< / span > ) {< / div >
< div class = "line" > < a id = "l02028" name = "l02028" > < / a > < span class = "lineno" > 2028< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l02029" name = "l02029" > < / a > < span class = "lineno" > 2029< / span > }< / div >
< div class = "line" > < a id = "l02030" name = "l02030" > < / a > < span class = "lineno" > 2030< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l02031" name = "l02031" > < / a > < span class = "lineno" > 2031< / span > }< / div >
< div class = "line" > < a id = "l02032" name = "l02032" > < / a > < span class = "lineno" > 2032< / span > < / div >
< div class = "line" > < a id = "l02033" name = "l02033" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a764be64f3029f8b8e23511061d8de355" > 2033< / a > < / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a764be64f3029f8b8e23511061d8de355" > SatClause::DebugString< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l02034" name = "l02034" > < / a > < span class = "lineno" > 2034< / span > std::string result;< / div >
< div class = "line" > < a id = "l02035" name = "l02035" > < / a > < span class = "lineno" > 2035< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : *< span class = "keyword" > this< / span > ) {< / div >
< div class = "line" > < a id = "l02036" name = "l02036" > < / a > < span class = "lineno" > 2036< / span > < span class = "keywordflow" > if< / span > (!result.empty()) result.append(< span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l02037" name = "l02037" > < / a > < span class = "lineno" > 2037< / span > result.append(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .DebugString());< / div >
< div class = "line" > < a id = "l02038" name = "l02038" > < / a > < span class = "lineno" > 2038< / span > }< / div >
< div class = "line" > < a id = "l02039" name = "l02039" > < / a > < span class = "lineno" > 2039< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l02040" name = "l02040" > < / a > < span class = "lineno" > 2040< / span > }< / div >
< div class = "line" > < a id = "l02041" name = "l02041" > < / a > < span class = "lineno" > 2041< / span > < / div >
< div class = "line" > < a id = "l02042" name = "l02042" > < / a > < span class = "lineno" > 2042< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l02043" name = "l02043" > < / a > < span class = "lineno" > 2043< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a09f7d88282cf92c9f231270ac113e5c6" > < div class = "ttname" > < a href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > < / div > < div class = "ttdeci" > #define LOG_IF(severity, condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00479" > base/logging.h:479< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274" > < div class = "ttname" > < a href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > < / div > < div class = "ttdeci" > #define CHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00495" > base/logging.h:495< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a4395e95bab44e222cb2e77251017a0e2" > < div class = "ttname" > < a href = "base_2logging_8h.html#a4395e95bab44e222cb2e77251017a0e2" > DCHECK_LE< / a > < / div > < div class = "ttdeci" > #define DCHECK_LE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00892" > base/logging.h:892< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > < / div > < div class = "ttdeci" > #define CHECK_EQ(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00702" > base/logging.h:702< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7cc25402ecd7591b4c39934dd656b1f9" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > < / div > < div class = "ttdeci" > #define CHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00706" > base/logging.h:706< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295" > < div class = "ttname" > < a href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > < / div > < div class = "ttdeci" > #define DCHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00894" > base/logging.h:894< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab25e01a2942b821d66371fc68d53f2eb" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > < / div > < div class = "ttdeci" > #define CHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00703" > base/logging.h:703< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab62f5ed8f2d48e29802be0cbbcd1359a" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > < / div > < div class = "ttdeci" > #define DCHECK_LT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00893" > base/logging.h:893< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae" > < div class = "ttname" > < a href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > < / div > < div class = "ttdeci" > #define LOG(severity)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00420" > base/logging.h:420< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > < / div > < div class = "ttdeci" > #define DCHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00889" > base/logging.h:889< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae89df3243bbb8341130c7b3f44145ea0" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > < / div > < div class = "ttdeci" > #define DCHECK_EQ(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00890" > base/logging.h:890< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927" > < div class = "ttname" > < a href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > < / div > < div class = "ttdeci" > #define VLOG(verboselevel)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00983" > base/logging.h:983< / a > < / div > < / div >
< div class = "ttc" id = "aclass_strongly_connected_components_finder_html" > < div class = "ttname" > < a href = "class_strongly_connected_components_finder.html" > StronglyConnectedComponentsFinder< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strongly__connected__components_8h_source.html#l00104" > strongly_connected_components.h:104< / a > < / div > < / div >
< div class = "ttc" id = "aclass_strongly_connected_components_finder_html_a4db5c4e5c0437428c74f692ac4601af7" > < div class = "ttname" > < a href = "class_strongly_connected_components_finder.html#a4db5c4e5c0437428c74f692ac4601af7" > StronglyConnectedComponentsFinder::NodeIsInCurrentDfsPath< / a > < / div > < div class = "ttdeci" > bool NodeIsInCurrentDfsPath(NodeIndex node) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strongly__connected__components_8h_source.html#l00177" > strongly_connected_components.h:177< / a > < / div > < / div >
< div class = "ttc" id = "aclass_strongly_connected_components_finder_html_ae578e6662172f4c25bb8ad068a597ba5" > < div class = "ttname" > < a href = "class_strongly_connected_components_finder.html#ae578e6662172f4c25bb8ad068a597ba5" > StronglyConnectedComponentsFinder::FindStronglyConnectedComponents< / a > < / div > < div class = "ttdeci" > void FindStronglyConnectedComponents(const NodeIndex num_nodes, const Graph & graph, SccOutput *components)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strongly__connected__components_8h_source.html#l00106" > strongly_connected_components.h:106< / a > < / div > < / div >
< div class = "ttc" id = "aclass_wall_timer_html" > < div class = "ttname" > < a href = "class_wall_timer.html" > WallTimer< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "timer_8h_source.html#l00023" > timer.h:23< / a > < / div > < / div >
< div class = "ttc" id = "aclass_wall_timer_html_a07aaf1227e4d645f15e0a964f54ef291" > < div class = "ttname" > < a href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > WallTimer::Start< / a > < / div > < div class = "ttdeci" > void Start()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "timer_8h_source.html#l00031" > timer.h:31< / a > < / div > < / div >
< div class = "ttc" id = "aclass_wall_timer_html_aec56fe080959ecebec3feaed9dafde84" > < div class = "ttname" > < a href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > WallTimer::Get< / a > < / div > < div class = "ttdeci" > double Get() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "timer_8h_source.html#l00045" > timer.h:45< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00076" > strong_vector.h:76< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a4e3670a285a3642eaa07f66766cffa72" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > absl::StrongVector::resize< / a > < / div > < div class = "ttdeci" > void resize(size_type new_size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00150" > strong_vector.h:150< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a60304b65bf89363bcc3165d3cde67f86" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > absl::StrongVector::size< / a > < / div > < div class = "ttdeci" > size_type size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00147" > strong_vector.h:147< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a644718bb2fb240de962dc3c9a1fdf0dc" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > absl::StrongVector::empty< / a > < / div > < div class = "ttdeci" > bool empty() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00156" > strong_vector.h:156< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a9263000d449fdccb6cb70b303063e60b" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > absl::StrongVector::push_back< / a > < / div > < div class = "ttdeci" > void push_back(const value_type & x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00158" > strong_vector.h:158< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_ac8bb3912a3ce86b15842e79d0b421204" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > absl::StrongVector::clear< / a > < / div > < div class = "ttdeci" > void clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00170" > strong_vector.h:170< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html" > operations_research::SparseBitset< BooleanVariable > < / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a2fa637a68bc1b88e3d5da4f97932411a" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a2fa637a68bc1b88e3d5da4f97932411a" > operations_research::SparseBitset::size< / a > < / div > < div class = "ttdeci" > IntegerType size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00770" > bitset.h:770< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a399d93a7ffba068b02341291d703fef7" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a399d93a7ffba068b02341291d703fef7" > operations_research::SparseBitset::NotifyAllClear< / a > < / div > < div class = "ttdeci" > void NotifyAllClear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00824" > bitset.h:824< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a41f798a04019147982b29c576ff9d8b7" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > operations_research::SparseBitset::Set< / a > < / div > < div class = "ttdeci" > void Set(IntegerType index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00804" > bitset.h:804< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a7187b794b93178bdf96f632d1f5d8c03" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > operations_research::SparseBitset::PositionsSetAtLeastOnce< / a > < / div > < div class = "ttdeci" > const std::vector< IntegerType > & PositionsSetAtLeastOnce() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00814" > bitset.h:814< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_aa7d76b766faf39c1652b6617eac5fe20" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#aa7d76b766faf39c1652b6617eac5fe20" > operations_research::SparseBitset::ClearAll< / a > < / div > < div class = "ttdeci" > void ClearAll()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00775" > bitset.h:775< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_ab465e925b8a535e5de8a072174ecafda" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#ab465e925b8a535e5de8a072174ecafda" > operations_research::SparseBitset::Clear< / a > < / div > < div class = "ttdeci" > void Clear(IntegerType index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00810" > bitset.h:810< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_abf34ab06e7250e92954c2b5a263e5612" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#abf34ab06e7250e92954c2b5a263e5612" > operations_research::SparseBitset::Resize< / a > < / div > < div class = "ttdeci" > void Resize(IntegerType size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00790" > bitset.h:790< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_ae09e38958e558d2c776bc555a0dc2fc7" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > operations_research::SparseBitset::ClearAndResize< / a > < / div > < div class = "ttdeci" > void ClearAndResize(IntegerType size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00779" > bitset.h:779< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_stats_group_html_af9bc435481ae9e6e60d66a65d5394a7f" > < div class = "ttname" > < a href = "classoperations__research_1_1_stats_group.html#af9bc435481ae9e6e60d66a65d5394a7f" > operations_research::StatsGroup::StatString< / a > < / div > < div class = "ttdeci" > std::string StatString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stats_8cc_source.html#l00071" > stats.cc:71< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html_a810d5f7aaf80cc09cf5a094e20c1aaca" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > operations_research::TimeLimit::LimitReached< / a > < / div > < div class = "ttdeci" > bool LimitReached()< / div > < div class = "ttdoc" > Returns true when the external limit is true, or the deterministic time is over the deterministic lim...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00534" > time_limit.h:534< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html_af90cfd1fc238433fc303ee28c5914eb9" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > operations_research::TimeLimit::AdvanceDeterministicTime< / a > < / div > < div class = "ttdeci" > void AdvanceDeterministicTime(double deterministic_duration)< / div > < div class = "ttdoc" > Advances the deterministic time.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00227" > time_limit.h:227< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > operations_research::sat::BinaryImplicationGraph< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00457" > clause.h:457< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a1858011d343c77f650753e14778c5232" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1858011d343c77f650753e14778c5232" > operations_research::sat::BinaryImplicationGraph::NumImplicationOnVariableRemoval< / a > < / div > < div class = "ttdeci" > int64_t NumImplicationOnVariableRemoval(BooleanVariable var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01909" > clause.cc:1909< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a1f591be5334541874ba049873235f0a9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > operations_research::sat::BinaryImplicationGraph::Propagate< / a > < / div > < div class = "ttdeci" > bool Propagate(Trail *trail) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00759" > clause.cc:759< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a26fc07b3630b79be6914e6387b63a073" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > operations_research::sat::BinaryImplicationGraph::AddBinaryClause< / a > < / div > < div class = "ttdeci" > void AddBinaryClause(Literal a, Literal b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00492" > clause.cc:492< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a29218ade45d7df87f01459565526cfe2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a29218ade45d7df87f01459565526cfe2" > operations_research::sat::BinaryImplicationGraph::ComputeTransitiveReduction< / a > < / div > < div class = "ttdeci" > bool ComputeTransitiveReduction(bool log_info=false)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01342" > clause.cc:1342< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a311c7dc55d8a10542d54dfeabca48450" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a311c7dc55d8a10542d54dfeabca48450" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictWithReachability< / a > < / div > < div class = "ttdeci" > void MinimizeConflictWithReachability(std::vector< Literal > *c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00783" > clause.cc:783< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a357657ded604ecb97b76251146f7ac75" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a357657ded604ecb97b76251146f7ac75" > operations_research::sat::BinaryImplicationGraph::IsEmpty< / a > < / div > < div class = "ttdeci" > bool IsEmpty()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00484" > clause.h:484< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a4a2107f2a0daf6968b6c0dded5964497" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4a2107f2a0daf6968b6c0dded5964497" > operations_research::sat::BinaryImplicationGraph::AddBinaryClauseDuringSearch< / a > < / div > < div class = "ttdeci" > bool AddBinaryClauseDuringSearch(Literal a, Literal b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00509" > clause.cc:509< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a547f00a3da71d429424aa6dc92c487bc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a547f00a3da71d429424aa6dc92c487bc" > operations_research::sat::BinaryImplicationGraph::GenerateAtMostOnesWithLargeWeight< / a > < / div > < div class = "ttdeci" > const std::vector< std::vector< Literal > > & GenerateAtMostOnesWithLargeWeight(const std::vector< Literal > & literals, const std::vector< double > & lp_values)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01684" > clause.cc:1684< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a5aa25e6e306c7158c11d2053170379a2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5aa25e6e306c7158c11d2053170379a2" > operations_research::sat::BinaryImplicationGraph::Reason< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > Reason(const Trail & trail, int trail_index) const final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00771" > clause.cc:771< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a5fb6c491c2d0388296e97b7a03fce24f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5fb6c491c2d0388296e97b7a03fce24f" > operations_research::sat::BinaryImplicationGraph::RemoveBooleanVariable< / a > < / div > < div class = "ttdeci" > void RemoveBooleanVariable(BooleanVariable var, std::deque< std::vector< Literal > > *postsolve_clauses)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01929" > clause.cc:1929< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a6cbb84e00be8d376ad8bf7d0e333a46a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6cbb84e00be8d376ad8bf7d0e333a46a" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictFirstWithTransitiveReduction< / a > < / div > < div class = "ttdeci" > void MinimizeConflictFirstWithTransitiveReduction(const Trail & trail, std::vector< Literal > *c, SparseBitset< BooleanVariable > *marked, absl::BitGenRef random)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00878" > clause.cc:878< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a6fac58ca16fd746d7488a0a97f6965bd" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > operations_research::sat::BinaryImplicationGraph::RepresentativeOf< / a > < / div > < div class = "ttdeci" > Literal RepresentativeOf(Literal l) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00562" > clause.h:562< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a76262c466b170affaf50e7c11bf16a9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76262c466b170affaf50e7c11bf16a9b" > operations_research::sat::BinaryImplicationGraph::TransformIntoMaxCliques< / a > < / div > < div class = "ttdeci" > bool TransformIntoMaxCliques(std::vector< std::vector< Literal > > *at_most_ones, int64_t max_num_explored_nodes=1e8)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01531" > clause.cc:1531< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a7eb6126b57ff4ab8246fe54f4e5550f4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > operations_research::sat::BinaryImplicationGraph::DirectImplications< / a > < / div > < div class = "ttdeci" > const std::vector< Literal > & DirectImplications(Literal literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01841" > clause.cc:1841< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a94e79ff0c0a978e876dd1d44add9bc11" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a94e79ff0c0a978e876dd1d44add9bc11" > operations_research::sat::BinaryImplicationGraph::AddImplication< / a > < / div > < div class = "ttdeci" > void AddImplication(Literal a, Literal b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00489" > clause.h:489< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a95cb5284ae22d2cbca6cd69a275d8a98" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a95cb5284ae22d2cbca6cd69a275d8a98" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictFirst< / a > < / div > < div class = "ttdeci" > void MinimizeConflictFirst(const Trail & trail, std::vector< Literal > *c, SparseBitset< BooleanVariable > *marked)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00860" > clause.cc:860< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_aac261e221628d6a51be7243563659929" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > operations_research::sat::BinaryImplicationGraph::DetectEquivalences< / a > < / div > < div class = "ttdeci" > bool DetectEquivalences(bool log_info=false)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01155" > clause.cc:1155< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ab64429b401679aee0bbd618449a9152a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab64429b401679aee0bbd618449a9152a" > operations_research::sat::BinaryImplicationGraph::CleanupAllRemovedVariables< / a > < / div > < div class = "ttdeci" > void CleanupAllRemovedVariables()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01972" > clause.cc:1972< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_abbf0624c5d966c4dcf29eece343e0592" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abbf0624c5d966c4dcf29eece343e0592" > operations_research::sat::BinaryImplicationGraph::FindFailedLiteralAroundVar< / a > < / div > < div class = "ttdeci" > bool FindFailedLiteralAroundVar(BooleanVariable var, bool *is_unsat)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01884" > clause.cc:1884< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_abcad56047cef75a12528fe99794a6e1e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > operations_research::sat::BinaryImplicationGraph::RemoveFixedVariables< / a > < / div > < div class = "ttdeci" > void RemoveFixedVariables()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00991" > clause.cc:991< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_aec717d6bc59b3b48bb21276a081c62c1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aec717d6bc59b3b48bb21276a081c62c1" > operations_research::sat::BinaryImplicationGraph::AddAtMostOne< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool AddAtMostOne(absl::Span< const Literal > at_most_one)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00532" > clause.cc:532< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_af30fd0373e896f83bb84d2295a310492" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af30fd0373e896f83bb84d2295a310492" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictExperimental< / a > < / div > < div class = "ttdeci" > void MinimizeConflictExperimental(const Trail & trail, std::vector< Literal > *c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00940" > clause.cc:940< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::BinaryImplicationGraph::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00478" > clause.cc:478< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html_a18349231154d0f5eaee94fe213f347e6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > operations_research::sat::DratProofHandler::DeleteClause< / a > < / div > < div class = "ttdeci" > void DeleteClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8cc_source.html#l00082" > drat_proof_handler.cc:82< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html_a98bacf41c50979896b4a5f5e41fb0ccf" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > operations_research::sat::DratProofHandler::AddClause< / a > < / div > < div class = "ttdeci" > void AddClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8cc_source.html#l00072" > drat_proof_handler.cc:72< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html" > operations_research::sat::Literal< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00066" > sat_base.h:66< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a239e1315c4e975a35537790ba0d913a7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > operations_research::sat::Literal::NegatedIndex< / a > < / div > < div class = "ttdeci" > LiteralIndex NegatedIndex() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00087" > sat_base.h:87< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a4a11c7c4d7706c09de5e18707c3b5c62" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > operations_research::sat::Literal::Index< / a > < / div > < div class = "ttdeci" > LiteralIndex Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00086" > sat_base.h:86< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a6a5dcff82096cd7a7147bf996dbaa5a8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > operations_research::sat::Literal::Variable< / a > < / div > < div class = "ttdeci" > BooleanVariable Variable() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00082" > sat_base.h:82< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a886e9c024f7209181c0a850b6e90c644" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > operations_research::sat::Literal::Negated< / a > < / div > < div class = "ttdeci" > Literal Negated() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00093" > sat_base.h:93< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a0ddf4dc22639ee58f75985d875d1fd2d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > operations_research::sat::LiteralWatchers::InprocessingFixLiteral< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool InprocessingFixLiteral(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00340" > clause.cc:340< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a1c7c594a8c50b3a60f4b67b74da2e4ed" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1c7c594a8c50b3a60f4b67b74da2e4ed" > operations_research::sat::LiteralWatchers::LiteralWatchers< / a > < / div > < div class = "ttdeci" > LiteralWatchers(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00054" > clause.cc:54< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a1f591be5334541874ba049873235f0a9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1f591be5334541874ba049873235f0a9" > operations_research::sat::LiteralWatchers::Propagate< / a > < / div > < div class = "ttdeci" > bool Propagate(Trail *trail) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00184" > clause.cc:184< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a287676c504a640a5569710d352ef6585" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > operations_research::sat::LiteralWatchers::InprocessingRemoveClause< / a > < / div > < div class = "ttdeci" > void InprocessingRemoveClause(SatClause *clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00359" > clause.cc:359< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a38c7c4ca12035b254d9497a401606e0c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > operations_research::sat::LiteralWatchers::DetachAllClauses< / a > < / div > < div class = "ttdeci" > void DetachAllClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00312" > clause.cc:312< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a56cba28a88a7cffa362a362fdce24dc3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a56cba28a88a7cffa362a362fdce24dc3" > operations_research::sat::LiteralWatchers::AttachAllClauses< / a > < / div > < div class = "ttdeci" > void AttachAllClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00323" > clause.cc:323< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a5aa25e6e306c7158c11d2053170379a2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5aa25e6e306c7158c11d2053170379a2" > operations_research::sat::LiteralWatchers::Reason< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > Reason(const Trail & trail, int trail_index) const final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00193" > clause.cc:193< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a6af58ea401f90fe1a40be4558dba478a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a6af58ea401f90fe1a40be4558dba478a" > operations_research::sat::LiteralWatchers::AddRemovableClause< / a > < / div > < div class = "ttdeci" > SatClause * AddRemovableClause(const std::vector< Literal > & literals, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00213" > clause.cc:213< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a74971b631e1b357b2f440dff321b5c9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a74971b631e1b357b2f440dff321b5c9b" > operations_research::sat::LiteralWatchers::InprocessingAddClause< / a > < / div > < div class = "ttdeci" > SatClause * InprocessingAddClause(absl::Span< const Literal > new_clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00416" > clause.cc:416< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_aab96a842b592211bf178caaf41e41f1d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aab96a842b592211bf178caaf41e41f1d" > operations_research::sat::LiteralWatchers::Attach< / a > < / div > < div class = "ttdeci" > void Attach(SatClause *clause, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00275" > clause.cc:275< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_aaec5e05be5e5e385c6222c023587cb05" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > operations_research::sat::LiteralWatchers::AddClause< / a > < / div > < div class = "ttdeci" > bool AddClause(absl::Span< const Literal > literals, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00206" > clause.cc:206< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_aaf9f3bc83c843a94dd2240e2a81a5e3b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaf9f3bc83c843a94dd2240e2a81a5e3b" > operations_research::sat::LiteralWatchers::ReasonClause< / a > < / div > < div class = "ttdeci" > SatClause * ReasonClause(int trail_index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00198" > clause.cc:198< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab17b31190c5ab58a1334139848335283" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > operations_research::sat::LiteralWatchers::InprocessingRewriteClause< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool InprocessingRewriteClause(SatClause *clause, absl::Span< const Literal > new_clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00368" > clause.cc:368< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab6bd51395bef8b42ac66ad9b52635084" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6bd51395bef8b42ac66ad9b52635084" > operations_research::sat::LiteralWatchers::LazyDetach< / a > < / div > < div class = "ttdeci" > void LazyDetach(SatClause *clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00295" > clause.cc:295< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ac5790e264f5bf7307a81ca51f1e0db66" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac5790e264f5bf7307a81ca51f1e0db66" > operations_research::sat::LiteralWatchers::~LiteralWatchers< / a > < / div > < div class = "ttdeci" > ~LiteralWatchers() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00065" > clause.cc:65< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ae234022ee7c496416290d1946f56e1ad" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > operations_research::sat::LiteralWatchers::DeleteRemovedClauses< / a > < / div > < div class = "ttdeci" > void DeleteRemovedClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00455" > clause.cc:455< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ae57f3c4e72eb63a34fa09e707a18e6d3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae57f3c4e72eb63a34fa09e707a18e6d3" > operations_research::sat::LiteralWatchers::CleanUpWatchers< / a > < / div > < div class = "ttdeci" > void CleanUpWatchers()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00442" > clause.cc:442< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_af3769ff2cdf469ae4a13cc4f6b15bc14" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af3769ff2cdf469ae4a13cc4f6b15bc14" > operations_research::sat::LiteralWatchers::Detach< / a > < / div > < div class = "ttdeci" > void Detach(SatClause *clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00302" > clause.cc:302< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::LiteralWatchers::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00070" > clause.cc:70< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html" > operations_research::sat::Model< / a > < / div > < div class = "ttdoc" > Class that owns everything related to a particular optimization model.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00038" > sat/model.h:38< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html" > operations_research::sat::SatClause< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00052" > clause.h:52< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a032da0acc85935dc44b2b885071bf7f7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a032da0acc85935dc44b2b885071bf7f7" > operations_research::sat::SatClause::AsSpan< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > AsSpan() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00091" > clause.h:91< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a038d65130c9a8115fd34fcad758a2bbe" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a038d65130c9a8115fd34fcad758a2bbe" > operations_research::sat::SatClause::begin< / a > < / div > < div class = "ttdeci" > const Literal *const begin() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00070" > clause.h:70< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a32e91bfa50c69a7b51346b9de33831ea" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > operations_research::sat::SatClause::SecondLiteral< / a > < / div > < div class = "ttdeci" > Literal SecondLiteral() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00076" > clause.h:76< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a6095b00a4734d32844a85927b355ce32" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a6095b00a4734d32844a85927b355ce32" > operations_research::sat::SatClause::IsSatisfied< / a > < / div > < div class = "ttdeci" > bool IsSatisfied(const VariablesAssignment & assignment) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02026" > clause.cc:2026< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a69422a656b68d50692a1b01e2b0d22ae" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a69422a656b68d50692a1b01e2b0d22ae" > operations_research::sat::SatClause::RemoveFixedLiteralsAndTestIfTrue< / a > < / div > < div class = "ttdeci" > bool RemoveFixedLiteralsAndTestIfTrue(const VariablesAssignment & assignment)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02002" > clause.cc:2002< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a764be64f3029f8b8e23511061d8de355" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a764be64f3029f8b8e23511061d8de355" > operations_research::sat::SatClause::DebugString< / a > < / div > < div class = "ttdeci" > std::string DebugString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02033" > clause.cc:2033< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_ad6fa965d41774098c99258d76677fa02" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > operations_research::sat::SatClause::FirstLiteral< / a > < / div > < div class = "ttdeci" > Literal FirstLiteral() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00075" > clause.h:75< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_ad891f84075141b619317c2634891d010" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > operations_research::sat::SatClause::Create< / a > < / div > < div class = "ttdeci" > static SatClause * Create(absl::Span< const Literal > literals)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01989" > clause.cc:1989< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_ad8932e395fe5c508700b7f95d3064aef" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad8932e395fe5c508700b7f95d3064aef" > operations_research::sat::SatClause::IsAttached< / a > < / div > < div class = "ttdeci" > bool IsAttached() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00109" > clause.h:109< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_af9593d4a5ff4274efaf429cb4f9e57cc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > operations_research::sat::SatClause::size< / a > < / div > < div class = "ttdeci" > int size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00066" > clause.h:66< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > operations_research::sat::SatPropagator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00447" > sat_base.h:447< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a06e2c6f3432a89d0160b831d48afd8b7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a06e2c6f3432a89d0160b831d48afd8b7" > operations_research::sat::SatPropagator::propagation_trail_index_< / a > < / div > < div class = "ttdeci" > int propagation_trail_index_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00509" > sat_base.h:509< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a0af2aa6e387b8037179350b735fe127e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > operations_research::sat::SatPropagator::propagator_id_< / a > < / div > < div class = "ttdeci" > int propagator_id_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00508" > sat_base.h:508< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_scc_graph_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_scc_graph.html" > operations_research::sat::SccGraph< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01047" > clause.cc:1047< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_scc_graph_html_a026a87568634d8f2dcdd1d61bb990b1f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_scc_graph.html#a026a87568634d8f2dcdd1d61bb990b1f" > operations_research::sat::SccGraph::SccGraph< / a > < / div > < div class = "ttdeci" > SccGraph(SccFinder *finder, Implication *graph, AtMostOne *at_most_ones, std::vector< Literal > *at_most_one_buffer)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01057" > clause.cc:1057< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_scc_graph_html_a47d33ec3614dcb20228fc964e0886a9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_scc_graph.html#a47d33ec3614dcb20228fc964e0886a9b" > operations_research::sat::SccGraph::to_fix_< / a > < / div > < div class = "ttdeci" > std::vector< Literal > to_fix_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01137" > clause.cc:1137< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_scc_graph_html_a718d023e2932e7df10059f01f56d4e6d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_scc_graph.html#a718d023e2932e7df10059f01f56d4e6d" > operations_research::sat::SccGraph::work_done_< / a > < / div > < div class = "ttdeci" > int64_t work_done_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01140" > clause.cc:1140< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_scc_graph_html_aa1422ff9f294901034e9ebcc400e57b0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_scc_graph.html#aa1422ff9f294901034e9ebcc400e57b0" > operations_research::sat::SccGraph::operator[]< / a > < / div > < div class = "ttdeci" > const std::vector< int32_t > & operator[](int32_t node) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01065" > clause.cc:1065< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html" > operations_research::sat::Trail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00235" > sat_base.h:235< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a120ef5f82f667fe8a6a38db137bfd2a7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > operations_research::sat::Trail::RegisterPropagator< / a > < / div > < div class = "ttdeci" > void RegisterPropagator(SatPropagator *propagator)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00553" > sat_base.h:553< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a12c36a7cb228d80bcad42fa38a103f92" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > operations_research::sat::Trail::Enqueue< / a > < / div > < div class = "ttdeci" > void Enqueue(Literal true_literal, int propagator_id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00252" > sat_base.h:252< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a4793952607a98dfddfbcc17abfabbb4b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > operations_research::sat::Trail::Assignment< / a > < / div > < div class = "ttdeci" > const VariablesAssignment & Assignment() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00382" > sat_base.h:382< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a8ef12397d1682615bc3108c397734179" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > operations_research::sat::Trail::Index< / a > < / div > < div class = "ttdeci" > int Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00380" > sat_base.h:380< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_aba78b12088909fb59dbdd0cb064412ae" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#aba78b12088909fb59dbdd0cb064412ae" > operations_research::sat::Trail::Info< / a > < / div > < div class = "ttdeci" > const AssignmentInfo & Info(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00383" > sat_base.h:383< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_ad63c4461a1384629cb99413c6df8b9ca" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#ad63c4461a1384629cb99413c6df8b9ca" > operations_research::sat::Trail::CurrentDecisionLevel< / a > < / div > < div class = "ttdeci" > int CurrentDecisionLevel() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00357" > sat_base.h:357< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_afb89e56bea39296ff292b51a84491875" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#afb89e56bea39296ff292b51a84491875" > operations_research::sat::Trail::EnqueueWithUnitReason< / a > < / div > < div class = "ttdeci" > void EnqueueWithUnitReason(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00267" > sat_base.h:267< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > operations_research::sat::VariablesAssignment< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00124" > sat_base.h:124< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a142694366986039454f53b38e8378815" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > operations_research::sat::VariablesAssignment::LiteralIsAssigned< / a > < / div > < div class = "ttdeci" > bool LiteralIsAssigned(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00155" > sat_base.h:155< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a49e751eb6f0e9babd957889bb8e7472d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > operations_research::sat::VariablesAssignment::VariableIsAssigned< / a > < / div > < div class = "ttdeci" > bool VariableIsAssigned(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00160" > sat_base.h:160< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a5300129913f51dcb0b1c531e3248490e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > operations_research::sat::VariablesAssignment::LiteralIsTrue< / a > < / div > < div class = "ttdeci" > bool LiteralIsTrue(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00152" > sat_base.h:152< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_acfd1646011e643f58fd7dc66d9cc90a5" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > operations_research::sat::VariablesAssignment::LiteralIsFalse< / a > < / div > < div class = "ttdeci" > bool LiteralIsFalse(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00149" > sat_base.h:149< / a > < / div > < / div >
< div class = "ttc" id = "aclause_8h_html" > < div class = "ttname" > < a href = "clause_8h.html" > clause.h< / a > < / div > < / div >
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_a9293e4d29cac928301645070dd307683" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > < / div > < div class = "ttdeci" > int64_t b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00047" > constraint_solver/table.cc:47< / a > < / div > < / div >
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_acb18315d548212835cd8ed4287e6c0b6" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > < / div > < div class = "ttdeci" > int64_t a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00046" > constraint_solver/table.cc:46< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__solver_8cc_html_ace0951799e72ee99fc07d5e509bc7cbf" > < div class = "ttname" > < a href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > < / div > < div class = "ttdeci" > WallTimer * wall_timer< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__solver_8cc_source.html#l01950" > cp_model_solver.cc:1950< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > < / div > < div class = "ttdeci" > int64_t value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00044" > demon_profiler.cc:44< / a > < / div > < / div >
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01874" > expr_array.cc:1874< / a > < / div > < / div >
< div class = "ttc" id = "agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > < / div > < div class = "ttdeci" > GRBmodel * model< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00274" > gurobi_interface.cc:274< / a > < / div > < / div >
< div class = "ttc" id = "alog__severity_8h_html_ab4a2cbab234914b320b7fae11b6e8cb9" > < div class = "ttname" > < a href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > < / div > < div class = "ttdeci" > const int INFO< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "log__severity_8h_source.html#l00031" > log_severity.h:31< / a > < / div > < / div >
< div class = "ttc" id = "amacros_8h_html_a7f536a3b33f9bed8f75734e035d30725" > < div class = "ttname" > < a href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > < / div > < div class = "ttdeci" > const bool DEBUG_MODE< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "macros_8h_source.html#l00024" > macros.h:24< / a > < / div > < / div >
< div class = "ttc" id = "amatrix__utils_8cc_html_a95d4078c018ac04247ee3785eab30e7b" > < div class = "ttname" > < a href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > < / div > < div class = "ttdeci" > int64_t hash< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "matrix__utils_8cc_source.html#l00061" > matrix_utils.cc:61< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a288a1dc92da5d3ad62d4bc4cec9e8b1d" > < div class = "ttname" > < a href = "namespacegtl.html#a288a1dc92da5d3ad62d4bc4cec9e8b1d" > gtl::STLSortAndRemoveDuplicates< / a > < / div > < div class = "ttdeci" > void STLSortAndRemoveDuplicates(T *v, const LessFunc & less_func)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stl__util_8h_source.html#l00058" > stl_util.h:58< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a3ea1e2b26e83387a5eea8d83d9406d34" > < div class = "ttname" > < a href = "namespacegtl.html#a3ea1e2b26e83387a5eea8d83d9406d34" > gtl::InsertIfNotPresent< / a > < / div > < div class = "ttdeci" > bool InsertIfNotPresent(Collection *const collection, const typename Collection::value_type & value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "map__util_8h_source.html#l00122" > map_util.h:122< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a4ee3db0c4acaa0f277a0d7006f5ad1e6" > < div class = "ttname" > < a href = "namespacegtl.html#a4ee3db0c4acaa0f277a0d7006f5ad1e6" > gtl::STLDeleteElements< / a > < / div > < div class = "ttdeci" > void STLDeleteElements(T *container)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stl__util_8h_source.html#l00372" > stl_util.h:372< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a88a7129153c63a150516ea2f617b767b" > < div class = "ttname" > < a href = "namespacegtl.html#a88a7129153c63a150516ea2f617b767b" > gtl::STLDeleteContainerPointers< / a > < / div > < div class = "ttdeci" > void STLDeleteContainerPointers(ForwardIterator begin, ForwardIterator end)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stl__util_8h_source.html#l00314" > stl_util.h:314< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a92a0e7b0e74024284adc849a4499940f" > < div class = "ttname" > < a href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > < / div > < div class = "ttdeci" > void STLClearObject(T *obj)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stl__util_8h_source.html#l00123" > stl_util.h:123< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ac89c7b45754e9a6bdabc08bea586fc4e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > operations_research::glop::Index< / a > < / div > < div class = "ttdeci" > int32_t Index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00038" > lp_types.h:38< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1math__opt_html_a5de89a1f6e3f80a49a0d76136d8044e2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > operations_research::math_opt::swap< / a > < / div > < div class = "ttdeci" > void swap(IdMap< K, V > & a, IdMap< K, V > & b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "id__map_8h_source.html#l00262" > id_map.h:262< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2dbcb7017d468a17bdb30252af5c6c31" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > operations_research::sat::kNoLiteralIndex< / a > < / div > < div class = "ttdeci" > const LiteralIndex kNoLiteralIndex(-1)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceutil__hash_html_a17715af1c1bc575a706eb167371b81e9" > < div class = "ttname" > < a href = "namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9" > util_hash::Hash< / a > < / div > < div class = "ttdeci" > uint64_t Hash(uint64_t num, uint64_t c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "hash_8h_source.html#l00150" > hash.h:150< / a > < / div > < / div >
< div class = "ttc" id = "aoptimization_8cc_html_af63dcc00f2023fdf498e0829e6fb8a6b" > < div class = "ttname" > < a href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < / div > < div class = "ttdeci" > Literal literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "optimization_8cc_source.html#l00085" > optimization.cc:85< / a > < / div > < / div >
< div class = "ttc" id = "apack_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0" > < div class = "ttname" > < a href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > < / div > < div class = "ttdeci" > int index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pack_8cc_source.html#l00509" > pack.cc:509< / a > < / div > < / div >
< div class = "ttc" id = "apreprocessor_8cc_html_abcdbe46fb8451a69d42c17abdb920021" > < div class = "ttname" > < a href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > < / div > < div class = "ttdeci" > ColIndex representative< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "preprocessor_8cc_source.html#l00469" > preprocessor.cc:469< / a > < / div > < / div >
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< div class = "ttc" id = "asparse__submatrix_8cc_html_a9b7656b922ea4ec96097d7380c0e61fe" > < div class = "ttname" > < a href = "sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe" > start< / a > < / div > < div class = "ttdeci" > int64_t start< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sparse__submatrix_8cc_source.html#l00035" > sparse_submatrix.cc:35< / a > < / div > < / div >
< div class = "ttc" id = "astats_8h_html_a3c3e6b102f0d91c523099325c98e1887" > < div class = "ttname" > < a href = "stats_8h.html#a3c3e6b102f0d91c523099325c98e1887" > IF_STATS_ENABLED< / a > < / div > < div class = "ttdeci" > #define IF_STATS_ENABLED(instructions)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stats_8h_source.html#l00437" > stats.h:437< / a > < / div > < / div >
< div class = "ttc" id = "astats_8h_html_a9995704aaaf45fc21e08c847551a8d04" > < div class = "ttname" > < a href = "stats_8h.html#a9995704aaaf45fc21e08c847551a8d04" > SCOPED_TIME_STAT< / a > < / div > < div class = "ttdeci" > #define SCOPED_TIME_STAT(stats)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stats_8h_source.html#l00438" > stats.h:438< / a > < / div > < / div >
< div class = "ttc" id = "astl__util_8h_html" > < div class = "ttname" > < a href = "stl__util_8h.html" > stl_util.h< / a > < / div > < / div >
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< div class = "ttc" id = "astrongly__connected__components_8h_html" > < div class = "ttname" > < a href = "strongly__connected__components_8h.html" > strongly_connected_components.h< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1_trail_html" > < div class = "ttname" > < a href = "structoperations__research_1_1_trail.html" > operations_research::Trail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_8cc_source.html#l00727" > constraint_solver.cc:727< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_assignment_info_html_a6a330c3b2adf87bfa27e9a9450d8bc40" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_assignment_info.html#a6a330c3b2adf87bfa27e9a9450d8bc40" > operations_research::sat::AssignmentInfo::level< / a > < / div > < div class = "ttdeci" > uint32_t level< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00201" > sat_base.h:201< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html" > operations_research::sat::LiteralWatchers::Watcher< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00288" > clause.h:288< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html_ad6bf9b00a3144ebd5ded72037f2b577f" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#ad6bf9b00a3144ebd5ded72037f2b577f" > operations_research::sat::LiteralWatchers::Watcher::clause< / a > < / div > < div class = "ttdeci" > SatClause * clause< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00308" > clause.h:308< / a > < / div > < / div >
< div class = "ttc" id = "atimer_8h_html" > < div class = "ttname" > < a href = "timer_8h.html" > timer.h< / a > < / div > < / div >
< div class = "ttc" id = "avlog__is__on_8h_html_a956152cad330225654d128f35c00efce" > < div class = "ttname" > < a href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > < / div > < div class = "ttdeci" > #define VLOG_IS_ON(verboselevel)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "vlog__is__on_8h_source.html#l00044" > vlog_is_on.h:44< / a > < / div > < / div >
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