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< a href = "sat__inprocessing_8cc.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2010-2018 Google LLC< / span > < / div >
< div class = "line" > < a 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 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 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 name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a 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 name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a 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 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 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 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 name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat__inprocessing_8h.html" > ortools/sat/sat_inprocessing.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " absl/container/inlined_vector.h" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "stl__util_8h.html" > ortools/base/stl_util.h< / a > " < / span > < / div >
2020-12-29 22:27:47 +01:00
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< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "timer_8h.html" > ortools/base/timer.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "probing_8h.html" > ortools/sat/probing.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat__decision_8h.html" > ortools/sat/sat_decision.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > 26< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > PostsolveClauses::AddClauseWithSpecialLiteral< / a > (< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "keywordtype" > bool< / span > found = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > .emplace_back(clause.begin(), clause.end());< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < clause.size(); ++i) {< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "keywordflow" > if< / span > (clause[i] == < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   found = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   std::swap(< a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > .back()[0], < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > .back()[i]);< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   }< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   }< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (found);< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   }< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > < a class = "line" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > 40< / a > < / span >   < span class = "preprocessor" > #define RETURN_IF_FALSE(f) \< / span > < / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "preprocessor" > if (!(f)) return false;< / span > < / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > 43< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > Inprocessing::PresolveLoop< / a > (< a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > SatPresolveOptions< / a > options) {< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_info = options.< a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > log_info< / a > || < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_round_info = < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "comment" > // Mainly useful for development.< / span > < / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "keywordtype" > double< / span > probing_time = 0.0;< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "comment" > // We currently do the transformations in a given order and restart each time< / span > < / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "comment" > // we did something to make sure that the earlier step cannot srengthen more.< / span > < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "comment" > // This might not be the best, but it is really good during development phase< / span > < / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < span class = "comment" > // to make sure each individual functions is as incremental and as fast as< / span > < / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < span class = "comment" > // possible.< / span > < / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > start_dtime = time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > GetElapsedDeterministicTime< / a > ();< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > stop_dtime = start_dtime + options.< a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > deterministic_time_limit< / a > ;< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "keywordflow" > while< / span > (!time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > () & & < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > GetElapsedDeterministicTime< / a > () < = stop_dtime) {< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > (), 0);< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < span class = "comment" > // This one is fast since only newly fixed variables are considered.< / span > < / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > RemoveFixedVariables< / a > ();< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "comment" > // This also prepare the stamping below so that we do that on a DAG and do< / span > < / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "comment" > // not consider potential new implications added by< / span > < / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "comment" > // RemoveFixedAndEquivalentVariables().< / span > < / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > DetectEquivalencesAndStamp< / a > (options.< a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > use_transitive_reduction< / a > ,< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   log_round_info));< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < span class = "comment" > // TODO(user): This should/could be integrated with the stamping since it< / span > < / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "comment" > // seems better to do just one loop instead of two over all clauses. Because< / span > < / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < span class = "comment" > // of memory access. it isn' t that clear though.< / span > < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > RemoveFixedAndEquivalentVariables< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (stamping_simplifier_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a1837f97f35b2db520af88985ea7e5666" > DoOneRound< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "comment" > // We wait for the fix-point to be reached before doing the other< / span > < / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < span class = "comment" > // simplifications below.< / span > < / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > MoreFixedVariableToClean< / a > () || < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > MoreRedundantVariableToClean< / a > () ||< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   !implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > IsDag< / a > ()) {< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   }< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#aeb638f5ec6c2dd765d96e06926c4143f" > SubsumeAndStrenghtenRound< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > MoreFixedVariableToClean< / a > () || < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > MoreRedundantVariableToClean< / a > () ||< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   !implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > IsDag< / a > ()) {< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   }< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   < span class = "comment" > // TODO(user): Combine the two? this way we don' t create a full literal < -> < / span > < / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < span class = "comment" > // clause graph twice. It might make sense to reach the BCE fix point which< / span > < / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < span class = "comment" > // is unique before each variable elimination.< / span > < / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   blocked_clause_simplifier_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#ad30a040fd97f2cb710bb44c9f048a341" > DoOneRound< / a > (log_round_info);< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (bounded_variable_elimination_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#a1837f97f35b2db520af88985ea7e5666" > DoOneRound< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ());< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "comment" > // Probing.< / span > < / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > saved_wtime = < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > time_left =< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   stop_dtime - time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > GetElapsedDeterministicTime< / a > ();< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   < span class = "keywordflow" > if< / span > (time_left < = 0) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html" > ProbingOptions< / a > probing_options;< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   probing_options.< a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html#a54320231778412ca00e50eb821c95aa6" > log_info< / a > = log_round_info;< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   probing_options.< a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html#a4f572c68b7bf3aac70b3f5292398ff7b" > deterministic_limit< / a > = time_left;< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   probing_options.< a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html#a9d4ed6726cbb0ec29c0d62faec4b6405" > extract_binary_clauses< / a > =< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   options.< a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > extract_binary_clauses_in_probing< / a > ;< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a865df3eeca0b96bf7fda22b016b80bc2" > FailedLiteralProbingRound< / a > (probing_options, model_));< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   probing_time += < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > () - saved_wtime;< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > MoreFixedVariableToClean< / a > () || < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > MoreRedundantVariableToClean< / a > () ||< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   !implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > IsDag< / a > ()) {< / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   }< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   }< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   < / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < span class = "comment" > // TODO(user): Maintain the total number of literals in the watched clauses.< / span > < / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info)< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < < < span class = "stringliteral" > " Presolve." < / span > < / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < < < span class = "stringliteral" > " num_fixed: " < / span > < < trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   < < < span class = "stringliteral" > " num_redundant: " < / span > < < implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a193e09b22c8bb9f6168375efea6fe6ba" > num_redundant_literals< / a > () / 2< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < < < span class = "stringliteral" > " /" < / span > < < sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > ()< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < < < span class = "stringliteral" > " num_implications: " < / span > < < implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6dcddbd6c9e8a05ca2170a13c9ff8cbb" > num_implications< / a > ()< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < < < span class = "stringliteral" > " num_watched_clauses: " < / span > < < clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a90d7f1e5714fb18a623b54a9148d636d" > num_watched_clauses< / a > ()< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < < < span class = "stringliteral" > " dtime: " < / span > < < time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > GetElapsedDeterministicTime< / a > () - start_dtime< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   < < < span class = "stringliteral" > " /" < / span > < < options.< a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > deterministic_time_limit< / a > < / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ()< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < < < span class = "stringliteral" > " non-probing time: " < / span > < < (< a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > () - probing_time);< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   }< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   < / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a2e5437cb35da63545f954a80536023e0" > 138< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a2e5437cb35da63545f954a80536023e0" > Inprocessing::InprocessingRound< / a > () {< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_info = < span class = "keyword" > true< / span > || < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_round_info = < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < span class = "comment" > // Mainly useful for development.< / span > < / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < span class = "keywordtype" > double< / span > probing_time = 0.0;< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > start_dtime = time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > GetElapsedDeterministicTime< / a > ();< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < span class = "comment" > // Try to spend a given ratio of time in the inprocessing.< / span > < / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < span class = "keywordflow" > if< / span > (total_dtime_ > 0.1 * start_dtime) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "comment" > // We make sure we do not " pollute" the current saved polarities. We will< / span > < / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < span class = "comment" > // restore them at the end.< / span > < / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   < span class = "comment" > // TODO(user): We should probably also disable the variable/clauses activity< / span > < / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < span class = "comment" > // updates.< / span > < / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   decision_policy_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_decision_policy.html#a9db2d9ca018c68d3f84ee946e3603886" > MaybeEnablePhaseSaving< / a > (< span class = "comment" > /*save_phase=*/< / span > < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > DetectEquivalencesAndStamp< / a > (< span class = "keyword" > true< / span > , log_round_info));< / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > RemoveFixedAndEquivalentVariables< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ());< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "comment" > // Probing.< / span > < / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > saved_wtime = < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   < a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html" > ProbingOptions< / a > probing_options;< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   probing_options.< a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html#a54320231778412ca00e50eb821c95aa6" > log_info< / a > = log_round_info;< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   probing_options.< a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html#a4f572c68b7bf3aac70b3f5292398ff7b" > deterministic_limit< / a > = 5;< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   probing_options.< a class = "code" href = "structoperations__research_1_1sat_1_1_probing_options.html#a9d4ed6726cbb0ec29c0d62faec4b6405" > extract_binary_clauses< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a865df3eeca0b96bf7fda22b016b80bc2" > FailedLiteralProbingRound< / a > (probing_options, model_));< / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   probing_time += < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > () - saved_wtime;< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > DetectEquivalencesAndStamp< / a > (< span class = "keyword" > true< / span > , log_round_info));< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > RemoveFixedAndEquivalentVariables< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ());< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (stamping_simplifier_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a1837f97f35b2db520af88985ea7e5666" > DoOneRound< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > RemoveFixedAndEquivalentVariables< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   < span class = "comment" > // TODO(user): Add a small wrapper function to time this.< / span > < / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ());< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a8f1f9030283b2fa93b2353ab260ebe1e" > MinimizeSomeClauses< / a > (< span class = "comment" > /*decisions_budget=*/< / span > 1000);< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ());< / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#aeb638f5ec6c2dd765d96e06926c4143f" > SubsumeAndStrenghtenRound< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > RemoveFixedAndEquivalentVariables< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   blocked_clause_simplifier_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#ad30a040fd97f2cb710bb44c9f048a341" > DoOneRound< / a > (log_round_info);< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (bounded_variable_elimination_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#a1837f97f35b2db520af88985ea7e5666" > DoOneRound< / a > (log_round_info));< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < a class = "code" href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ());< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   < / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   total_dtime_ += time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > GetElapsedDeterministicTime< / a > () - start_dtime;< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info)< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < < < span class = "stringliteral" > " Presolve." < / span > < / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   < < < span class = "stringliteral" > " num_fixed: " < / span > < < trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < < < span class = "stringliteral" > " num_redundant: " < / span > < < implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a193e09b22c8bb9f6168375efea6fe6ba" > num_redundant_literals< / a > () / 2< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < < < span class = "stringliteral" > " /" < / span > < < sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > ()< / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < < < span class = "stringliteral" > " num_implications: " < / span > < < implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6dcddbd6c9e8a05ca2170a13c9ff8cbb" > num_implications< / a > ()< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < < < span class = "stringliteral" > " num_watched_clauses: " < / span > < < clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a90d7f1e5714fb18a623b54a9148d636d" > num_watched_clauses< / a > ()< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   < < < span class = "stringliteral" > " dtime: " < / span > < < time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > GetElapsedDeterministicTime< / a > () - start_dtime< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ()< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < < < span class = "stringliteral" > " non-probing time: " < / span > < < (< a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > () - probing_time);< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   decision_policy_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_decision_policy.html#a9db2d9ca018c68d3f84ee946e3603886" > MaybeEnablePhaseSaving< / a > (< span class = "comment" > /*save_phase=*/< / span > < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   }< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < span class = "preprocessor" > #undef RETURN_IF_FALSE< / span > < / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > 209< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > Inprocessing::MoreFixedVariableToClean< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > new_num_fixed_variables = trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "keywordflow" > return< / span > last_num_fixed_variables_ < new_num_fixed_variables;< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   }< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   < / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > 214< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > Inprocessing::MoreRedundantVariableToClean< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > new_num_redundant_literals =< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a193e09b22c8bb9f6168375efea6fe6ba" > num_redundant_literals< / a > ();< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < span class = "keywordflow" > return< / span > last_num_redundant_literals_ < new_num_redundant_literals;< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   }< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > 220< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > Inprocessing::LevelZeroPropagate< / a > () {< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > (), 0);< / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a56cba28a88a7cffa362a362fdce24dc3" > AttachAllClauses< / a > ();< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   < span class = "keywordflow" > return< / span > sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#adadc001cbdc7263b106fc5886b60ff39" > Propagate< / a > ();< / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   }< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   < span class = "comment" > // It make sense to do the pre-stamping right after the equivalence detection< / span > < / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   < span class = "comment" > // since it needs a DAG and can detect extra failed literal.< / span > < / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > 228< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > Inprocessing::DetectEquivalencesAndStamp< / a > (< span class = "keywordtype" > bool< / span > use_transitive_reduction,< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > RemoveFixedVariables< / a > ();< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < span class = "keywordflow" > if< / span > (!implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > IsDag< / a > ()) {< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < span class = "comment" > // TODO(user): consider doing the transitive reduction after each SCC.< / span > < / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < span class = "comment" > // It might be slow but we could try to make it more incremental to< / span > < / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < span class = "comment" > // compensate and it should allow further reduction.< / span > < / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < span class = "keywordflow" > if< / span > (!implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > DetectEquivalences< / a > (log_info)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   < span class = "keywordflow" > if< / span > (use_transitive_reduction) {< / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < span class = "keywordflow" > if< / span > (!implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a29218ade45d7df87f01459565526cfe2" > ComputeTransitiveReduction< / a > (log_info)) {< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   }< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   }< / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   }< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keywordflow" > if< / span > (!stamping_simplifier_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a23f1e3b69e90585b8c746ecb2c829d16" > ComputeStampsForNextRound< / a > (log_info)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ();< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   }< / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > 250< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > Inprocessing::RemoveFixedAndEquivalentVariables< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < span class = "comment" > // Preconditions.< / span > < / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < span class = "comment" > // TODO(user): The level zero is required because we remove fixed variables< / span > < / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   < span class = "comment" > // but if we split this into two functions, we could rewrite clause at any< / span > < / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < span class = "comment" > // level.< / span > < / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > (), 0);< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   < span class = "comment" > // Test if some work is needed.< / span > < / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   < span class = "comment" > // TODO(user): If only new fixed variables are there, we can use a faster< / span > < / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   < span class = "comment" > // function. We should also merge the code with the deletion code in< / span > < / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   < span class = "comment" > // sat_solver_.cc, but that require some refactoring of the dependence between< / span > < / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   < span class = "comment" > // files.< / span > < / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > new_num_redundant_literals =< / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a193e09b22c8bb9f6168375efea6fe6ba" > num_redundant_literals< / a > ();< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > new_num_fixed_variables = trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   < span class = "keywordflow" > if< / span > (last_num_redundant_literals_ == new_num_redundant_literals & & < / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   last_num_fixed_variables_ == new_num_fixed_variables) {< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   }< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   last_num_fixed_variables_ = new_num_fixed_variables;< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   last_num_redundant_literals_ = new_num_redundant_literals;< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   < span class = "comment" > // Start the round.< / span > < / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   < / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_removed_literals = 0;< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_inspected_literals = 0;< / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < span class = "comment" > // We need this temporary vector for the DRAT proof settings, otherwise< / span > < / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   < span class = "comment" > // we could just have done an in-place transformation.< / span > < / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   std::vector< Literal> new_clause;< / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   < span class = "comment" > // Used to mark clause literals.< / span > < / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_literals(sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > () * 2);< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > marked(num_literals, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   < / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > DeleteRemovedClauses< / a > ();< / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > DetachAllClauses< / a > ();< / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause : clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0569d77056e622964bd02dd901950ede" > AllClausesInCreationOrder< / a > ()) {< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   < span class = "keywordtype" > bool< / span > removed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   < span class = "keywordtype" > bool< / span > need_rewrite = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   < / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   < span class = "comment" > // We first do a loop to see if there is anything to do.< / span > < / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> AsSpan()) {< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (l)) {< / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   < span class = "comment" > // TODO(user): we should output literal to the proof right away,< / span > < / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   < span class = "comment" > // currently if we remove clauses before fixing literal the proof is< / span > < / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   < span class = "comment" > // wrong.< / span > < / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (l)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   num_removed_literals += clause-> size();< / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   removed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   }< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (l) || implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > IsRedundant< / a > (l)) {< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   need_rewrite = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   }< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   }< / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   num_inspected_literals += clause-> size();< / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "keywordflow" > if< / span > (removed || !need_rewrite) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   num_inspected_literals += clause-> size();< / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   < span class = "comment" > // Rewrite the clause.< / span > < / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   new_clause.clear();< / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> AsSpan()) {< / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > r = implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > RepresentativeOf< / a > (l);< / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   < span class = "keywordflow" > if< / span > (marked[r.< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] || assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (r)) {< / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   }< / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   < span class = "keywordflow" > if< / span > (marked[r.< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()] || assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (r)) {< / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   num_removed_literals += clause-> size();< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   removed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   }< / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   marked[r.< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] = < span class = "keyword" > true< / span > ;< / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   new_clause.< a class = "code" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (r);< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   }< / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   < / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   < span class = "comment" > // Restore marked.< / span > < / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : new_clause) marked[l.Index()] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   < span class = "keywordflow" > if< / span > (removed) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   < / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   num_removed_literals += clause-> < a class = "code" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () - new_clause.size();< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > InprocessingRewriteClause< / a > (clause, new_clause)) {< / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   }< / div >
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   }< / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   < / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   < span class = "comment" > // TODO(user): find a way to auto-tune that after a run on borg...< / span > < / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > dtime = < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (num_inspected_literals) * 1e-8;< / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime);< / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Cleanup. num_removed_literals: " < / span > < / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   < < num_removed_literals < < < span class = "stringliteral" > " dtime: " < / span > < < dtime< / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   }< / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   < / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   < span class = "comment" > // TODO(user): Use better work limits, see SAT09.CRAFTED.ramseycube.Q3inK12< / span > < / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   < span class = "comment" > // TODO(user): Be more incremental, each time a clause is added/reduced track< / span > < / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   < span class = "comment" > // which literal are impacted? Also try to do orthogonal reductions from one< / span > < / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   < span class = "comment" > // round to the next.< / span > < / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#aeb638f5ec6c2dd765d96e06926c4143f" > 359< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#aeb638f5ec6c2dd765d96e06926c4143f" > Inprocessing::SubsumeAndStrenghtenRound< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   < / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_subsumed_clauses = 0;< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_removed_literals = 0;< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_inspected_signatures = 0;< / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_inspected_literals = 0;< / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   < / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   < span class = "comment" > // We need this temporary vector for the DRAT proof settings, otherwise< / span > < / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   < span class = "comment" > // we could just have done an in-place transformation.< / span > < / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   std::vector< Literal> new_clause;< / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   < / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   < span class = "comment" > // This function needs the watcher to be detached as we might remove some< / span > < / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   < span class = "comment" > // of the watched literals.< / span > < / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   < span class = "comment" > // TODO(user): We could do that only if we do some reduction, but this is< / span > < / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   < span class = "comment" > // quite fast though.< / span > < / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > DeleteRemovedClauses< / a > ();< / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > DetachAllClauses< / a > ();< / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   < / div >
< div class = "line" > < a name = "l00380" > < / a > < span class = "lineno" > 380< / span >   < span class = "comment" > // Process clause by increasing sizes.< / span > < / div >
< div class = "line" > < a name = "l00381" > < / a > < span class = "lineno" > 381< / span >   < span class = "comment" > // TODO(user): probably faster without the size indirection.< / span > < / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   std::vector< SatClause*> clauses =< / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0569d77056e622964bd02dd901950ede" > AllClausesInCreationOrder< / a > ();< / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   std::sort(clauses.begin(), clauses.end(),< / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   [](< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > , < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > ) { return a-> size() < b-> size(); });< / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   < / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   < span class = "comment" > // Used to mark clause literals.< / span > < / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   < span class = "keyword" > const< / span > LiteralIndex num_literals(sat_solver_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > () * 2);< / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   < a class = "code" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< LiteralIndex> < / a > marked(num_literals);< / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   < / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   < span class = "comment" > // Clause index in clauses.< / span > < / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   < span class = "comment" > // TODO(user): Storing signatures here might be faster?< / span > < / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, absl::InlinedVector< int, 6> < / a > > one_watcher(< / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   num_literals.value());< / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   < / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   < span class = "comment" > // Clause signatures in the same order as clauses.< / span > < / div >
< div class = "line" > < a name = "l00397" > < / a > < span class = "lineno" > 397< / span >   std::vector< uint64> signatures(clauses.size());< / div >
< div class = "line" > < a name = "l00398" > < / a > < span class = "lineno" > 398< / span >   < / div >
< div class = "line" > < a name = "l00399" > < / a > < span class = "lineno" > 399< / span >   std::vector< Literal> candidates_for_removal;< / div >
< div class = "line" > < a name = "l00400" > < / a > < span class = "lineno" > 400< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > clause_index = 0; clause_index < clauses.size(); ++clause_index) {< / div >
< div class = "line" > < a name = "l00401" > < / a > < span class = "lineno" > 401< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause = clauses[clause_index];< / div >
< div class = "line" > < a name = "l00402" > < / a > < span class = "lineno" > 402< / span >   < / div >
< div class = "line" > < a name = "l00403" > < / a > < span class = "lineno" > 403< / span >   < span class = "comment" > // TODO(user): Better abort limit. We could also limit the watcher sizes and< / span > < / div >
< div class = "line" > < a name = "l00404" > < / a > < span class = "lineno" > 404< / span >   < span class = "comment" > // never look at really long clauses. Note that for an easier< / span > < / div >
< div class = "line" > < a name = "l00405" > < / a > < span class = "lineno" > 405< / span >   < span class = "comment" > // incrementality, it is better to reach some kind of completion so we know< / span > < / div >
< div class = "line" > < a name = "l00406" > < / a > < span class = "lineno" > 406< / span >   < span class = "comment" > // what new stuff need to be done.< / span > < / div >
< div class = "line" > < a name = "l00407" > < / a > < span class = "lineno" > 407< / span >   < span class = "keywordflow" > if< / span > (num_inspected_literals + num_inspected_signatures > 1e9) {< / div >
< div class = "line" > < a name = "l00408" > < / a > < span class = "lineno" > 408< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00409" > < / a > < span class = "lineno" > 409< / span >   }< / div >
< div class = "line" > < a name = "l00410" > < / a > < span class = "lineno" > 410< / span >   < / div >
< div class = "line" > < a name = "l00411" > < / a > < span class = "lineno" > 411< / span >   < span class = "comment" > // Check for subsumption, note that this currently ignore all clauses in the< / span > < / div >
< div class = "line" > < a name = "l00412" > < / a > < span class = "lineno" > 412< / span >   < span class = "comment" > // binary implication graphs. Stamping is doing some of that (and some also< / span > < / div >
< div class = "line" > < a name = "l00413" > < / a > < span class = "lineno" > 413< / span >   < span class = "comment" > // happen during probing), but we could consider only direct implications< / span > < / div >
< div class = "line" > < a name = "l00414" > < / a > < span class = "lineno" > 414< / span >   < span class = "comment" > // here and be a bit more exhaustive than what stamping do with them (at< / span > < / div >
< div class = "line" > < a name = "l00415" > < / a > < span class = "lineno" > 415< / span >   < span class = "comment" > // least for node with many incoming and outgoing implications).< / span > < / div >
< div class = "line" > < a name = "l00416" > < / a > < span class = "lineno" > 416< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00417" > < / a > < span class = "lineno" > 417< / span >   < span class = "comment" > // TODO(user): Do some reduction using binary clauses. Note that only clause< / span > < / div >
< div class = "line" > < a name = "l00418" > < / a > < span class = "lineno" > 418< / span >   < span class = "comment" > // that never propagated since last round need to be checked for binary< / span > < / div >
< div class = "line" > < a name = "l00419" > < / a > < span class = "lineno" > 419< / span >   < span class = "comment" > // subsumption.< / span > < / div >
< div class = "line" > < a name = "l00420" > < / a > < span class = "lineno" > 420< / span >   < / div >
< div class = "line" > < a name = "l00421" > < / a > < span class = "lineno" > 421< / span >   < span class = "comment" > // Compute hash and mark literals.< / span > < / div >
< div class = "line" > < a name = "l00422" > < / a > < span class = "lineno" > 422< / span >   < a class = "code" href = "integral__types_8h.html#abc0f5bc07737e498f287334775dff2b6" > uint64< / a > signature = 0;< / div >
< div class = "line" > < a name = "l00423" > < / a > < span class = "lineno" > 423< / span >   marked.< a class = "code" href = "classoperations__research_1_1_sparse_bitset.html#ab4bc8236a9bfe59526e353800a0f0470" > SparseClearAll< / a > ();< / div >
< div class = "line" > < a name = "l00424" > < / a > < span class = "lineno" > 424< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > AsSpan< / a > ()) {< / div >
< div class = "line" > < a name = "l00425" > < / a > < span class = "lineno" > 425< / span >   marked.< a class = "code" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (l.Index());< / div >
< div class = "line" > < a name = "l00426" > < / a > < span class = "lineno" > 426< / span >   signature |= (< a class = "code" href = "integral__types_8h.html#abc0f5bc07737e498f287334775dff2b6" > uint64< / a > {1} < < (l.Variable().value() % 64));< / div >
< div class = "line" > < a name = "l00427" > < / a > < span class = "lineno" > 427< / span >   }< / div >
< div class = "line" > < a name = "l00428" > < / a > < span class = "lineno" > 428< / span >   < / div >
< div class = "line" > < a name = "l00429" > < / a > < span class = "lineno" > 429< / span >   < span class = "comment" > // Look for clause that subsumes this one. Note that because we inspect< / span > < / div >
< div class = "line" > < a name = "l00430" > < / a > < span class = "lineno" > 430< / span >   < span class = "comment" > // all one watcher lists for the literals of this clause, if a clause is< / span > < / div >
< div class = "line" > < a name = "l00431" > < / a > < span class = "lineno" > 431< / span >   < span class = "comment" > // included inside this one, it must appear in one of these lists.< / span > < / div >
< div class = "line" > < a name = "l00432" > < / a > < span class = "lineno" > 432< / span >   < span class = "keywordtype" > bool< / span > removed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00433" > < / a > < span class = "lineno" > 433< / span >   candidates_for_removal.clear();< / div >
< div class = "line" > < a name = "l00434" > < / a > < span class = "lineno" > 434< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#abc0f5bc07737e498f287334775dff2b6" > uint64< / a > mask = ~signature;< / div >
< div class = "line" > < a name = "l00435" > < / a > < span class = "lineno" > 435< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > AsSpan< / a > ()) {< / div >
< div class = "line" > < a name = "l00436" > < / a > < span class = "lineno" > 436< / span >   num_inspected_signatures += one_watcher[l.Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ();< / div >
< div class = "line" > < a name = "l00437" > < / a > < span class = "lineno" > 437< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : one_watcher[l.Index()]) {< / div >
< div class = "line" > < a name = "l00438" > < / a > < span class = "lineno" > 438< / span >   < span class = "keywordflow" > if< / span > ((mask & signatures[i]) != 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00439" > < / a > < span class = "lineno" > 439< / span >   < / div >
< div class = "line" > < a name = "l00440" > < / a > < span class = "lineno" > 440< / span >   < span class = "keywordtype" > bool< / span > subsumed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00441" > < / a > < span class = "lineno" > 441< / span >   < span class = "keywordtype" > bool< / span > stengthen = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00442" > < / a > < span class = "lineno" > 442< / span >   LiteralIndex to_remove = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a name = "l00443" > < / a > < span class = "lineno" > 443< / span >   num_inspected_literals += clauses[i]-> size();< / div >
< div class = "line" > < a name = "l00444" > < / a > < span class = "lineno" > 444< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > o : clauses[i]-> AsSpan()) {< / div >
< div class = "line" > < a name = "l00445" > < / a > < span class = "lineno" > 445< / span >   < span class = "keywordflow" > if< / span > (!marked[o.Index()]) {< / div >
< div class = "line" > < a name = "l00446" > < / a > < span class = "lineno" > 446< / span >   subsumed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00447" > < / a > < span class = "lineno" > 447< / span >   < span class = "keywordflow" > if< / span > (to_remove == < a class = "code" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > & & marked[o.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l00448" > < / a > < span class = "lineno" > 448< / span >   to_remove = o.NegatedIndex();< / div >
< div class = "line" > < a name = "l00449" > < / a > < span class = "lineno" > 449< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00450" > < / a > < span class = "lineno" > 450< / span >   stengthen = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00451" > < / a > < span class = "lineno" > 451< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00452" > < / a > < span class = "lineno" > 452< / span >   }< / div >
< div class = "line" > < a name = "l00453" > < / a > < span class = "lineno" > 453< / span >   }< / div >
< div class = "line" > < a name = "l00454" > < / a > < span class = "lineno" > 454< / span >   }< / div >
< div class = "line" > < a name = "l00455" > < / a > < span class = "lineno" > 455< / span >   < span class = "keywordflow" > if< / span > (subsumed) {< / div >
< div class = "line" > < a name = "l00456" > < / a > < span class = "lineno" > 456< / span >   ++num_subsumed_clauses;< / div >
< div class = "line" > < a name = "l00457" > < / a > < span class = "lineno" > 457< / span >   num_removed_literals += clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > ();< / div >
< div class = "line" > < a name = "l00458" > < / a > < span class = "lineno" > 458< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a name = "l00459" > < / a > < span class = "lineno" > 459< / span >   removed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00460" > < / a > < span class = "lineno" > 460< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00461" > < / a > < span class = "lineno" > 461< / span >   }< / div >
< div class = "line" > < a name = "l00462" > < / a > < span class = "lineno" > 462< / span >   < span class = "keywordflow" > if< / span > (stengthen) {< / div >
< div class = "line" > < a name = "l00463" > < / a > < span class = "lineno" > 463< / span >   < a class = "code" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > , to_remove);< / div >
< div class = "line" > < a name = "l00464" > < / a > < span class = "lineno" > 464< / span >   candidates_for_removal.push_back(< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (to_remove));< / div >
< div class = "line" > < a name = "l00465" > < / a > < span class = "lineno" > 465< / span >   }< / div >
< div class = "line" > < a name = "l00466" > < / a > < span class = "lineno" > 466< / span >   }< / div >
< div class = "line" > < a name = "l00467" > < / a > < span class = "lineno" > 467< / span >   < span class = "keywordflow" > if< / span > (removed) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00468" > < / a > < span class = "lineno" > 468< / span >   }< / div >
< div class = "line" > < a name = "l00469" > < / a > < span class = "lineno" > 469< / span >   < span class = "keywordflow" > if< / span > (removed) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00470" > < / a > < span class = "lineno" > 470< / span >   < / div >
< div class = "line" > < a name = "l00471" > < / a > < span class = "lineno" > 471< / span >   < span class = "comment" > // For strengthenning we also need to check the negative watcher lists.< / span > < / div >
< div class = "line" > < a name = "l00472" > < / a > < span class = "lineno" > 472< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > AsSpan< / a > ()) {< / div >
< div class = "line" > < a name = "l00473" > < / a > < span class = "lineno" > 473< / span >   num_inspected_signatures += one_watcher[l.NegatedIndex()].< a class = "code" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ();< / div >
< div class = "line" > < a name = "l00474" > < / a > < span class = "lineno" > 474< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : one_watcher[l.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l00475" > < / a > < span class = "lineno" > 475< / span >   < span class = "keywordflow" > if< / span > ((mask & signatures[i]) != 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00476" > < / a > < span class = "lineno" > 476< / span >   < / div >
< div class = "line" > < a name = "l00477" > < / a > < span class = "lineno" > 477< / span >   < span class = "keywordtype" > bool< / span > stengthen = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00478" > < / a > < span class = "lineno" > 478< / span >   num_inspected_literals += clauses[i]-> size();< / div >
< div class = "line" > < a name = "l00479" > < / a > < span class = "lineno" > 479< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > o : clauses[i]-> AsSpan()) {< / div >
< div class = "line" > < a name = "l00480" > < / a > < span class = "lineno" > 480< / span >   < span class = "keywordflow" > if< / span > (o == l.Negated()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00481" > < / a > < span class = "lineno" > 481< / span >   < span class = "keywordflow" > if< / span > (!marked[o.Index()]) {< / div >
< div class = "line" > < a name = "l00482" > < / a > < span class = "lineno" > 482< / span >   stengthen = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00483" > < / a > < span class = "lineno" > 483< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00484" > < / a > < span class = "lineno" > 484< / span >   }< / div >
< div class = "line" > < a name = "l00485" > < / a > < span class = "lineno" > 485< / span >   }< / div >
< div class = "line" > < a name = "l00486" > < / a > < span class = "lineno" > 486< / span >   < span class = "keywordflow" > if< / span > (stengthen) {< / div >
< div class = "line" > < a name = "l00487" > < / a > < span class = "lineno" > 487< / span >   candidates_for_removal.push_back(l);< / div >
< div class = "line" > < a name = "l00488" > < / a > < span class = "lineno" > 488< / span >   }< / div >
< div class = "line" > < a name = "l00489" > < / a > < span class = "lineno" > 489< / span >   }< / div >
< div class = "line" > < a name = "l00490" > < / a > < span class = "lineno" > 490< / span >   }< / div >
< div class = "line" > < a name = "l00491" > < / a > < span class = "lineno" > 491< / span >   < / div >
< div class = "line" > < a name = "l00492" > < / a > < span class = "lineno" > 492< / span >   < span class = "comment" > // Any literal here can be removed, but afterwards the other might not. For< / span > < / div >
< div class = "line" > < a name = "l00493" > < / a > < span class = "lineno" > 493< / span >   < span class = "comment" > // now we just remove the first one.< / span > < / div >
< div class = "line" > < a name = "l00494" > < / a > < span class = "lineno" > 494< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00495" > < / a > < span class = "lineno" > 495< / span >   < span class = "comment" > // TODO(user): remove first and see if other still removable. Alternatively< / span > < / div >
< div class = "line" > < a name = "l00496" > < / a > < span class = "lineno" > 496< / span >   < span class = "comment" > // use a " removed" marker and redo a check for each clause that simplifies< / span > < / div >
< div class = "line" > < a name = "l00497" > < / a > < span class = "lineno" > 497< / span >   < span class = "comment" > // this one? Or just remove the first one, and wait for next round.< / span > < / div >
< div class = "line" > < a name = "l00498" > < / a > < span class = "lineno" > 498< / span >   < span class = "keywordflow" > if< / span > (!candidates_for_removal.empty()) {< / div >
< div class = "line" > < a name = "l00499" > < / a > < span class = "lineno" > 499< / span >   new_clause.clear();< / div >
< div class = "line" > < a name = "l00500" > < / a > < span class = "lineno" > 500< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > AsSpan< / a > ()) {< / div >
< div class = "line" > < a name = "l00501" > < / a > < span class = "lineno" > 501< / span >   new_clause.push_back(l);< / div >
< div class = "line" > < a name = "l00502" > < / a > < span class = "lineno" > 502< / span >   }< / div >
< div class = "line" > < a name = "l00503" > < / a > < span class = "lineno" > 503< / span >   < / div >
< div class = "line" > < a name = "l00504" > < / a > < span class = "lineno" > 504< / span >   < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a name = "l00505" > < / a > < span class = "lineno" > 505< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : new_clause) {< / div >
< div class = "line" > < a name = "l00506" > < / a > < span class = "lineno" > 506< / span >   < span class = "keywordflow" > if< / span > (l == candidates_for_removal[0]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00507" > < / a > < span class = "lineno" > 507< / span >   new_clause[new_size++] = l;< / div >
< div class = "line" > < a name = "l00508" > < / a > < span class = "lineno" > 508< / span >   }< / div >
< div class = "line" > < a name = "l00509" > < / a > < span class = "lineno" > 509< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (new_size + 1, new_clause.size());< / div >
< div class = "line" > < a name = "l00510" > < / a > < span class = "lineno" > 510< / span >   new_clause.resize(new_size);< / div >
< div class = "line" > < a name = "l00511" > < / a > < span class = "lineno" > 511< / span >   < / div >
< div class = "line" > < a name = "l00512" > < / a > < span class = "lineno" > 512< / span >   num_removed_literals += clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > () - new_clause.size();< / div >
< div class = "line" > < a name = "l00513" > < / a > < span class = "lineno" > 513< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > InprocessingRewriteClause< / a > (clause, new_clause)) {< / div >
< div class = "line" > < a name = "l00514" > < / a > < span class = "lineno" > 514< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00515" > < / a > < span class = "lineno" > 515< / span >   }< / div >
< div class = "line" > < a name = "l00516" > < / a > < span class = "lineno" > 516< / span >   < span class = "keywordflow" > if< / span > (clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > () == 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00517" > < / a > < span class = "lineno" > 517< / span >   < / div >
< div class = "line" > < a name = "l00518" > < / a > < span class = "lineno" > 518< / span >   < span class = "comment" > // Recompute signature.< / span > < / div >
< div class = "line" > < a name = "l00519" > < / a > < span class = "lineno" > 519< / span >   signature = 0;< / div >
< div class = "line" > < a name = "l00520" > < / a > < span class = "lineno" > 520< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > AsSpan< / a > ()) {< / div >
< div class = "line" > < a name = "l00521" > < / a > < span class = "lineno" > 521< / span >   signature |= (< a class = "code" href = "integral__types_8h.html#abc0f5bc07737e498f287334775dff2b6" > uint64< / a > {1} < < (l.Variable().value() % 64));< / div >
< div class = "line" > < a name = "l00522" > < / a > < span class = "lineno" > 522< / span >   }< / div >
< div class = "line" > < a name = "l00523" > < / a > < span class = "lineno" > 523< / span >   }< / div >
< div class = "line" > < a name = "l00524" > < / a > < span class = "lineno" > 524< / span >   < / div >
< div class = "line" > < a name = "l00525" > < / a > < span class = "lineno" > 525< / span >   < span class = "comment" > // Register one literal to watch. Any literal works, but we choose the< / span > < / div >
< div class = "line" > < a name = "l00526" > < / a > < span class = "lineno" > 526< / span >   < span class = "comment" > // smallest list.< / span > < / div >
< div class = "line" > < a name = "l00527" > < / a > < span class = "lineno" > 527< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00528" > < / a > < span class = "lineno" > 528< / span >   < span class = "comment" > // TODO(user): No need to add this clause if we know it cannot subsume< / span > < / div >
< div class = "line" > < a name = "l00529" > < / a > < span class = "lineno" > 529< / span >   < span class = "comment" > // any new clause since last round. i.e. unchanged clause that do not< / span > < / div >
< div class = "line" > < a name = "l00530" > < / a > < span class = "lineno" > 530< / span >   < span class = "comment" > // contains any literals of newly added clause do not need to be added< / span > < / div >
< div class = "line" > < a name = "l00531" > < / a > < span class = "lineno" > 531< / span >   < span class = "comment" > // here. We can track two bitset in LiteralWatchers via a register< / span > < / div >
< div class = "line" > < a name = "l00532" > < / a > < span class = "lineno" > 532< / span >   < span class = "comment" > // mechanism:< / span > < / div >
< div class = "line" > < a name = "l00533" > < / a > < span class = "lineno" > 533< / span >   < span class = "comment" > // - literal of newly watched clauses since last clear.< / span > < / div >
< div class = "line" > < a name = "l00534" > < / a > < span class = "lineno" > 534< / span >   < span class = "comment" > // - literal of reduced clauses since last clear.< / span > < / div >
< div class = "line" > < a name = "l00535" > < / a > < span class = "lineno" > 535< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00536" > < / a > < span class = "lineno" > 536< / span >   < span class = "comment" > // Important: we can only use this clause to subsume/strenghten others if< / span > < / div >
< div class = "line" > < a name = "l00537" > < / a > < span class = "lineno" > 537< / span >   < span class = "comment" > // it cannot be deleted later.< / span > < / div >
< div class = "line" > < a name = "l00538" > < / a > < span class = "lineno" > 538< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > IsRemovable< / a > (clause)) {< / div >
< div class = "line" > < a name = "l00539" > < / a > < span class = "lineno" > 539< / span >   < span class = "keywordtype" > int< / span > min_size = < a class = "code" href = "integral__types_8h.html#ab0cfc59ab5792086f6f8b9234320fd33" > kint32max< / a > ;< / div >
< div class = "line" > < a name = "l00540" > < / a > < span class = "lineno" > 540< / span >   LiteralIndex min_literal = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a name = "l00541" > < / a > < span class = "lineno" > 541< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > AsSpan< / a > ()) {< / div >
< div class = "line" > < a name = "l00542" > < / a > < span class = "lineno" > 542< / span >   < span class = "keywordflow" > if< / span > (one_watcher[l.Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () < min_size) {< / div >
< div class = "line" > < a name = "l00543" > < / a > < span class = "lineno" > 543< / span >   min_size = one_watcher[l.Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ();< / div >
< div class = "line" > < a name = "l00544" > < / a > < span class = "lineno" > 544< / span >   min_literal = l.Index();< / div >
< div class = "line" > < a name = "l00545" > < / a > < span class = "lineno" > 545< / span >   }< / div >
< div class = "line" > < a name = "l00546" > < / a > < span class = "lineno" > 546< / span >   }< / div >
< div class = "line" > < a name = "l00547" > < / a > < span class = "lineno" > 547< / span >   < / div >
< div class = "line" > < a name = "l00548" > < / a > < span class = "lineno" > 548< / span >   < span class = "comment" > // TODO(user): We could/should sort the literal in this clause by< / span > < / div >
< div class = "line" > < a name = "l00549" > < / a > < span class = "lineno" > 549< / span >   < span class = "comment" > // using literals that appear in a small number of clauses first so that< / span > < / div >
< div class = "line" > < a name = "l00550" > < / a > < span class = "lineno" > 550< / span >   < span class = "comment" > // we maximize the chance of early abort in the critical loops above.< / span > < / div >
< div class = "line" > < a name = "l00551" > < / a > < span class = "lineno" > 551< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00552" > < / a > < span class = "lineno" > 552< / span >   < span class = "comment" > // TODO(user): We could also move the watched literal first so we always< / span > < / div >
< div class = "line" > < a name = "l00553" > < / a > < span class = "lineno" > 553< / span >   < span class = "comment" > // skip it.< / span > < / div >
< div class = "line" > < a name = "l00554" > < / a > < span class = "lineno" > 554< / span >   signatures[clause_index] = signature;< / div >
< div class = "line" > < a name = "l00555" > < / a > < span class = "lineno" > 555< / span >   one_watcher[min_literal].< a class = "code" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (clause_index);< / div >
< div class = "line" > < a name = "l00556" > < / a > < span class = "lineno" > 556< / span >   }< / div >
< div class = "line" > < a name = "l00557" > < / a > < span class = "lineno" > 557< / span >   }< / div >
< div class = "line" > < a name = "l00558" > < / a > < span class = "lineno" > 558< / span >   < / div >
< div class = "line" > < a name = "l00559" > < / a > < span class = "lineno" > 559< / span >   < span class = "comment" > // We might have fixed variables, finish the propagation.< / span > < / div >
< div class = "line" > < a name = "l00560" > < / a > < span class = "lineno" > 560< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00561" > < / a > < span class = "lineno" > 561< / span >   < / div >
< div class = "line" > < a name = "l00562" > < / a > < span class = "lineno" > 562< / span >   < span class = "comment" > // TODO(user): tune the deterministic time.< / span > < / div >
< div class = "line" > < a name = "l00563" > < / a > < span class = "lineno" > 563< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > dtime = < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (num_inspected_signatures) * 1e-8 +< / div >
< div class = "line" > < a name = "l00564" > < / a > < span class = "lineno" > 564< / span >   < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (num_inspected_literals) * 5e-9;< / div >
< div class = "line" > < a name = "l00565" > < / a > < span class = "lineno" > 565< / span >   time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime);< / div >
< div class = "line" > < a name = "l00566" > < / a > < span class = "lineno" > 566< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Subsume. num_removed_literals: " < / span > < / div >
< div class = "line" > < a name = "l00567" > < / a > < span class = "lineno" > 567< / span >   < < num_removed_literals< / div >
< div class = "line" > < a name = "l00568" > < / a > < span class = "lineno" > 568< / span >   < < < span class = "stringliteral" > " num_subsumed: " < / span > < < num_subsumed_clauses< / div >
< div class = "line" > < a name = "l00569" > < / a > < span class = "lineno" > 569< / span >   < < < span class = "stringliteral" > " dtime: " < / span > < < dtime< / div >
< div class = "line" > < a name = "l00570" > < / a > < span class = "lineno" > 570< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l00571" > < / a > < span class = "lineno" > 571< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00572" > < / a > < span class = "lineno" > 572< / span >   }< / div >
< div class = "line" > < a name = "l00573" > < / a > < span class = "lineno" > 573< / span >   < / div >
< div class = "line" > < a name = "l00574" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a1837f97f35b2db520af88985ea7e5666" > 574< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a1837f97f35b2db520af88985ea7e5666" > StampingSimplifier::DoOneRound< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a name = "l00575" > < / a > < span class = "lineno" > 575< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l00576" > < / a > < span class = "lineno" > 576< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l00577" > < / a > < span class = "lineno" > 577< / span >   < / div >
< div class = "line" > < a name = "l00578" > < / a > < span class = "lineno" > 578< / span >   dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l00579" > < / a > < span class = "lineno" > 579< / span >   num_subsumed_clauses_ = 0;< / div >
< div class = "line" > < a name = "l00580" > < / a > < span class = "lineno" > 580< / span >   num_removed_literals_ = 0;< / div >
< div class = "line" > < a name = "l00581" > < / a > < span class = "lineno" > 581< / span >   num_fixed_ = 0;< / div >
< div class = "line" > < a name = "l00582" > < / a > < span class = "lineno" > 582< / span >   < / div >
< div class = "line" > < a name = "l00583" > < / a > < span class = "lineno" > 583< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a44c239ce3ac9f4886aa735ae3071a2f2" > literal_size< / a > () == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00584" > < / a > < span class = "lineno" > 584< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6dcddbd6c9e8a05ca2170a13c9ff8cbb" > num_implications< / a > () == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00585" > < / a > < span class = "lineno" > 585< / span >   < / div >
< div class = "line" > < a name = "l00586" > < / a > < span class = "lineno" > 586< / span >   < span class = "keywordflow" > if< / span > (!stamps_are_already_computed_) {< / div >
< div class = "line" > < a name = "l00587" > < / a > < span class = "lineno" > 587< / span >   < span class = "comment" > // We need a DAG so that we don' t have cycle while we sample the tree.< / span > < / div >
< div class = "line" > < a name = "l00588" > < / a > < span class = "lineno" > 588< / span >   < span class = "comment" > // TODO(user): We could probably deal with it if needed so that we don' t< / span > < / div >
< div class = "line" > < a name = "l00589" > < / a > < span class = "lineno" > 589< / span >   < span class = "comment" > // need to do equivalence detetion each time we want to run this.< / span > < / div >
< div class = "line" > < a name = "l00590" > < / a > < span class = "lineno" > 590< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > RemoveFixedVariables< / a > ();< / div >
< div class = "line" > < a name = "l00591" > < / a > < span class = "lineno" > 591< / span >   < span class = "keywordflow" > if< / span > (!implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > DetectEquivalences< / a > (log_info)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00592" > < / a > < span class = "lineno" > 592< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#aaf918948eb5d49c45195671882bbb400" > SampleTreeAndFillParent< / a > ();< / div >
< div class = "line" > < a name = "l00593" > < / a > < span class = "lineno" > 593< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#ad23fe7afc319b790417c946b34c5e40b" > ComputeStamps< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00594" > < / a > < span class = "lineno" > 594< / span >   }< / div >
< div class = "line" > < a name = "l00595" > < / a > < span class = "lineno" > 595< / span >   stamps_are_already_computed_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00596" > < / a > < span class = "lineno" > 596< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a5ea60f6738dfbc19da6098ea7e706fae" > ProcessClauses< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00597" > < / a > < span class = "lineno" > 597< / span >   < / div >
< div class = "line" > < a name = "l00598" > < / a > < span class = "lineno" > 598< / span >   < span class = "comment" > // Note that num_removed_literals_ do not count the literals of the subsumed< / span > < / div >
< div class = "line" > < a name = "l00599" > < / a > < span class = "lineno" > 599< / span >   < span class = "comment" > // clauses.< / span > < / div >
< div class = "line" > < a name = "l00600" > < / a > < span class = "lineno" > 600< / span >   time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime_);< / div >
< div class = "line" > < a name = "l00601" > < / a > < span class = "lineno" > 601< / span >   log_info |= < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l00602" > < / a > < span class = "lineno" > 602< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Stamping. num_removed_literals: " < / span > < / div >
< div class = "line" > < a name = "l00603" > < / a > < span class = "lineno" > 603< / span >   < < num_removed_literals_< / div >
< div class = "line" > < a name = "l00604" > < / a > < span class = "lineno" > 604< / span >   < < < span class = "stringliteral" > " num_subsumed: " < / span > < < num_subsumed_clauses_< / div >
< div class = "line" > < a name = "l00605" > < / a > < span class = "lineno" > 605< / span >   < < < span class = "stringliteral" > " num_fixed: " < / span > < < num_fixed_ < < < span class = "stringliteral" > " dtime: " < / span > < < dtime_< / div >
< div class = "line" > < a name = "l00606" > < / a > < span class = "lineno" > 606< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l00607" > < / a > < span class = "lineno" > 607< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00608" > < / a > < span class = "lineno" > 608< / span >   }< / div >
< div class = "line" > < a name = "l00609" > < / a > < span class = "lineno" > 609< / span >   < / div >
< div class = "line" > < a name = "l00610" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a23f1e3b69e90585b8c746ecb2c829d16" > 610< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a23f1e3b69e90585b8c746ecb2c829d16" > StampingSimplifier::ComputeStampsForNextRound< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a name = "l00611" > < / a > < span class = "lineno" > 611< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l00612" > < / a > < span class = "lineno" > 612< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l00613" > < / a > < span class = "lineno" > 613< / span >   dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l00614" > < / a > < span class = "lineno" > 614< / span >   num_fixed_ = 0;< / div >
< div class = "line" > < a name = "l00615" > < / a > < span class = "lineno" > 615< / span >   < / div >
< div class = "line" > < a name = "l00616" > < / a > < span class = "lineno" > 616< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a44c239ce3ac9f4886aa735ae3071a2f2" > literal_size< / a > () == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00617" > < / a > < span class = "lineno" > 617< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6dcddbd6c9e8a05ca2170a13c9ff8cbb" > num_implications< / a > () == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00618" > < / a > < span class = "lineno" > 618< / span >   < / div >
< div class = "line" > < a name = "l00619" > < / a > < span class = "lineno" > 619< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > RemoveFixedVariables< / a > ();< / div >
< div class = "line" > < a name = "l00620" > < / a > < span class = "lineno" > 620< / span >   < span class = "keywordflow" > if< / span > (!implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > DetectEquivalences< / a > (log_info)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00621" > < / a > < span class = "lineno" > 621< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#aaf918948eb5d49c45195671882bbb400" > SampleTreeAndFillParent< / a > ();< / div >
< div class = "line" > < a name = "l00622" > < / a > < span class = "lineno" > 622< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#ad23fe7afc319b790417c946b34c5e40b" > ComputeStamps< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00623" > < / a > < span class = "lineno" > 623< / span >   stamps_are_already_computed_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00624" > < / a > < span class = "lineno" > 624< / span >   < / div >
< div class = "line" > < a name = "l00625" > < / a > < span class = "lineno" > 625< / span >   < span class = "comment" > // TODO(user): compute some dtime, it is always zero currently.< / span > < / div >
< div class = "line" > < a name = "l00626" > < / a > < span class = "lineno" > 626< / span >   time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime_);< / div >
< div class = "line" > < a name = "l00627" > < / a > < span class = "lineno" > 627< / span >   log_info |= < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l00628" > < / a > < span class = "lineno" > 628< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Prestamping." < / span > < / div >
< div class = "line" > < a name = "l00629" > < / a > < span class = "lineno" > 629< / span >   < < < span class = "stringliteral" > " num_fixed: " < / span > < < num_fixed_ < < < span class = "stringliteral" > " dtime: " < / span > < < dtime_< / div >
< div class = "line" > < a name = "l00630" > < / a > < span class = "lineno" > 630< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l00631" > < / a > < span class = "lineno" > 631< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00632" > < / a > < span class = "lineno" > 632< / span >   }< / div >
< div class = "line" > < a name = "l00633" > < / a > < span class = "lineno" > 633< / span >   < / div >
< div class = "line" > < a name = "l00634" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#aaf918948eb5d49c45195671882bbb400" > 634< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#aaf918948eb5d49c45195671882bbb400" > StampingSimplifier::SampleTreeAndFillParent< / a > () {< / div >
< div class = "line" > < a name = "l00635" > < / a > < span class = "lineno" > 635< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a44c239ce3ac9f4886aa735ae3071a2f2" > literal_size< / a > ();< / div >
< div class = "line" > < a name = "l00636" > < / a > < span class = "lineno" > 636< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > IsDag< / a > ()); < span class = "comment" > // so we don' t have cycle.< / span > < / div >
< div class = "line" > < a name = "l00637" > < / a > < span class = "lineno" > 637< / span >   parents_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (size);< / div >
< div class = "line" > < a name = "l00638" > < / a > < span class = "lineno" > 638< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a name = "l00639" > < / a > < span class = "lineno" > 639< / span >   parents_[i] = i; < span class = "comment" > // default.< / span > < / div >
< div class = "line" > < a name = "l00640" > < / a > < span class = "lineno" > 640< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > IsRedundant< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i))) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00641" > < / a > < span class = "lineno" > 641< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i))) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00642" > < / a > < span class = "lineno" > 642< / span >   < / div >
< div class = "line" > < a name = "l00643" > < / a > < span class = "lineno" > 643< / span >   < span class = "comment" > // TODO(user): Better algo to not select redundant parent.< / span > < / div >
< div class = "line" > < a name = "l00644" > < / a > < span class = "lineno" > 644< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00645" > < / a > < span class = "lineno" > 645< / span >   < span class = "comment" > // TODO(user): if parents_[x] = y, try not to have parents_[not(y)] = not(x)< / span > < / div >
< div class = "line" > < a name = "l00646" > < / a > < span class = "lineno" > 646< / span >   < span class = "comment" > // because this is not as useful for the simplification power.< / span > < / div >
< div class = "line" > < a name = "l00647" > < / a > < span class = "lineno" > 647< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00648" > < / a > < span class = "lineno" > 648< / span >   < span class = "comment" > // TODO(user): More generally, we could sample a parent while probing so< / span > < / div >
< div class = "line" > < a name = "l00649" > < / a > < span class = "lineno" > 649< / span >   < span class = "comment" > // that we consider all hyper binary implications (in the case we don' t add< / span > < / div >
< div class = "line" > < a name = "l00650" > < / a > < span class = "lineno" > 650< / span >   < span class = "comment" > // them to the implication graph already).< / span > < / div >
< div class = "line" > < a name = "l00651" > < / a > < span class = "lineno" > 651< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & children_of_not_l =< / div >
< div class = "line" > < a name = "l00652" > < / a > < span class = "lineno" > 652< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i).Negated());< / div >
< div class = "line" > < a name = "l00653" > < / a > < span class = "lineno" > 653< / span >   < span class = "keywordflow" > if< / span > (children_of_not_l.empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00654" > < / a > < span class = "lineno" > 654< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > num_tries = 0; num_tries < 10; ++num_tries) {< / div >
< div class = "line" > < a name = "l00655" > < / a > < span class = "lineno" > 655< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > candidate =< / div >
< div class = "line" > < a name = "l00656" > < / a > < span class = "lineno" > 656< / span >   children_of_not_l[absl::Uniform< int> (*random_, 0,< / div >
< div class = "line" > < a name = "l00657" > < / a > < span class = "lineno" > 657< / span >   children_of_not_l.size())]< / div >
< div class = "line" > < a name = "l00658" > < / a > < span class = "lineno" > 658< / span >   .< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a name = "l00659" > < / a > < span class = "lineno" > 659< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > IsRedundant< / a > (candidate)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00660" > < / a > < span class = "lineno" > 660< / span >   < span class = "keywordflow" > if< / span > (i == candidate.< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00661" > < / a > < span class = "lineno" > 661< / span >   < / div >
< div class = "line" > < a name = "l00662" > < / a > < span class = "lineno" > 662< / span >   < span class = "comment" > // We found an interesting parent.< / span > < / div >
< div class = "line" > < a name = "l00663" > < / a > < span class = "lineno" > 663< / span >   parents_[i] = candidate.< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ();< / div >
< div class = "line" > < a name = "l00664" > < / a > < span class = "lineno" > 664< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00665" > < / a > < span class = "lineno" > 665< / span >   }< / div >
< div class = "line" > < a name = "l00666" > < / a > < span class = "lineno" > 666< / span >   }< / div >
< div class = "line" > < a name = "l00667" > < / a > < span class = "lineno" > 667< / span >   }< / div >
< div class = "line" > < a name = "l00668" > < / a > < span class = "lineno" > 668< / span >   < / div >
< div class = "line" > < a name = "l00669" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#ad23fe7afc319b790417c946b34c5e40b" > 669< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#ad23fe7afc319b790417c946b34c5e40b" > StampingSimplifier::ComputeStamps< / a > () {< / div >
< div class = "line" > < a name = "l00670" > < / a > < span class = "lineno" > 670< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a44c239ce3ac9f4886aa735ae3071a2f2" > literal_size< / a > ();< / div >
< div class = "line" > < a name = "l00671" > < / a > < span class = "lineno" > 671< / span >   < / div >
< div class = "line" > < a name = "l00672" > < / a > < span class = "lineno" > 672< / span >   < span class = "comment" > // Compute sizes.< / span > < / div >
< div class = "line" > < a name = "l00673" > < / a > < span class = "lineno" > 673< / span >   sizes_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a184fe69018ae421dcf31c964bfe40576" > assign< / a > (size, 0);< / div >
< div class = "line" > < a name = "l00674" > < / a > < span class = "lineno" > 674< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a name = "l00675" > < / a > < span class = "lineno" > 675< / span >   < span class = "keywordflow" > if< / span > (parents_[i] == i) < span class = "keywordflow" > continue< / span > ; < span class = "comment" > // leaf.< / span > < / div >
< div class = "line" > < a name = "l00676" > < / a > < span class = "lineno" > 676< / span >   sizes_[parents_[i]]++;< / div >
< div class = "line" > < a name = "l00677" > < / a > < span class = "lineno" > 677< / span >   }< / div >
< div class = "line" > < a name = "l00678" > < / a > < span class = "lineno" > 678< / span >   < / div >
< div class = "line" > < a name = "l00679" > < / a > < span class = "lineno" > 679< / span >   < span class = "comment" > // Compute starts in the children_ vector for each node.< / span > < / div >
< div class = "line" > < a name = "l00680" > < / a > < span class = "lineno" > 680< / span >   starts_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (size + 1); < span class = "comment" > // We use a sentinel.< / span > < / div >
< div class = "line" > < a name = "l00681" > < / a > < span class = "lineno" > 681< / span >   starts_[LiteralIndex(0)] = 0;< / div >
< div class = "line" > < a name = "l00682" > < / a > < span class = "lineno" > 682< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex i(1); i < = size; ++i) {< / div >
< div class = "line" > < a name = "l00683" > < / a > < span class = "lineno" > 683< / span >   starts_[i] = starts_[i - 1] + sizes_[i - 1];< / div >
< div class = "line" > < a name = "l00684" > < / a > < span class = "lineno" > 684< / span >   }< / div >
< div class = "line" > < a name = "l00685" > < / a > < span class = "lineno" > 685< / span >   < / div >
< div class = "line" > < a name = "l00686" > < / a > < span class = "lineno" > 686< / span >   < span class = "comment" > // Fill children. This messes up starts_.< / span > < / div >
< div class = "line" > < a name = "l00687" > < / a > < span class = "lineno" > 687< / span >   children_.resize(size);< / div >
< div class = "line" > < a name = "l00688" > < / a > < span class = "lineno" > 688< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a name = "l00689" > < / a > < span class = "lineno" > 689< / span >   < span class = "keywordflow" > if< / span > (parents_[i] == i) < span class = "keywordflow" > continue< / span > ; < span class = "comment" > // leaf.< / span > < / div >
< div class = "line" > < a name = "l00690" > < / a > < span class = "lineno" > 690< / span >   children_[starts_[parents_[i]]++] = i;< / div >
< div class = "line" > < a name = "l00691" > < / a > < span class = "lineno" > 691< / span >   }< / div >
< div class = "line" > < a name = "l00692" > < / a > < span class = "lineno" > 692< / span >   < / div >
< div class = "line" > < a name = "l00693" > < / a > < span class = "lineno" > 693< / span >   < span class = "comment" > // Reset starts to correct value.< / span > < / div >
< div class = "line" > < a name = "l00694" > < / a > < span class = "lineno" > 694< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a name = "l00695" > < / a > < span class = "lineno" > 695< / span >   starts_[i] -= sizes_[i];< / div >
< div class = "line" > < a name = "l00696" > < / a > < span class = "lineno" > 696< / span >   }< / div >
< div class = "line" > < a name = "l00697" > < / a > < span class = "lineno" > 697< / span >   < / div >
< div class = "line" > < a name = "l00698" > < / a > < span class = "lineno" > 698< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > ) {< / div >
< div class = "line" > < a name = "l00699" > < / a > < span class = "lineno" > 699< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (starts_[LiteralIndex(0)], 0);< / div >
< div class = "line" > < a name = "l00700" > < / a > < span class = "lineno" > 700< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex i(1); i < = size; ++i) {< / div >
< div class = "line" > < a name = "l00701" > < / a > < span class = "lineno" > 701< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (starts_[i], starts_[i - 1] + sizes_[i - 1]);< / div >
< div class = "line" > < a name = "l00702" > < / a > < span class = "lineno" > 702< / span >   }< / div >
< div class = "line" > < a name = "l00703" > < / a > < span class = "lineno" > 703< / span >   }< / div >
< div class = "line" > < a name = "l00704" > < / a > < span class = "lineno" > 704< / span >   < / div >
< div class = "line" > < a name = "l00705" > < / a > < span class = "lineno" > 705< / span >   < span class = "comment" > // Perform a DFS from each root to compute the stamps.< / span > < / div >
< div class = "line" > < a name = "l00706" > < / a > < span class = "lineno" > 706< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > stamp = 0;< / div >
< div class = "line" > < a name = "l00707" > < / a > < span class = "lineno" > 707< / span >   first_stamps_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (size);< / div >
< div class = "line" > < a name = "l00708" > < / a > < span class = "lineno" > 708< / span >   last_stamps_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (size);< / div >
< div class = "line" > < a name = "l00709" > < / a > < span class = "lineno" > 709< / span >   marked_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a184fe69018ae421dcf31c964bfe40576" > assign< / a > (size, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00710" > < / a > < span class = "lineno" > 710< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a name = "l00711" > < / a > < span class = "lineno" > 711< / span >   < span class = "keywordflow" > if< / span > (parents_[i] != i) < span class = "keywordflow" > continue< / span > ; < span class = "comment" > // Not a root.< / span > < / div >
< div class = "line" > < a name = "l00712" > < / a > < span class = "lineno" > 712< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!marked_[i]);< / div >
< div class = "line" > < a name = "l00713" > < / a > < span class = "lineno" > 713< / span >   < span class = "keyword" > const< / span > LiteralIndex tree_root = i;< / div >
< div class = "line" > < a name = "l00714" > < / a > < span class = "lineno" > 714< / span >   dfs_stack_.push_back(i);< / div >
< div class = "line" > < a name = "l00715" > < / a > < span class = "lineno" > 715< / span >   < span class = "keywordflow" > while< / span > (!dfs_stack_.empty()) {< / div >
< div class = "line" > < a name = "l00716" > < / a > < span class = "lineno" > 716< / span >   < span class = "keyword" > const< / span > LiteralIndex top = dfs_stack_.back();< / div >
< div class = "line" > < a name = "l00717" > < / a > < span class = "lineno" > 717< / span >   < span class = "keywordflow" > if< / span > (marked_[top]) {< / div >
< div class = "line" > < a name = "l00718" > < / a > < span class = "lineno" > 718< / span >   dfs_stack_.pop_back();< / div >
< div class = "line" > < a name = "l00719" > < / a > < span class = "lineno" > 719< / span >   last_stamps_[top] = stamp++;< / div >
< div class = "line" > < a name = "l00720" > < / a > < span class = "lineno" > 720< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00721" > < / a > < span class = "lineno" > 721< / span >   }< / div >
< div class = "line" > < a name = "l00722" > < / a > < span class = "lineno" > 722< / span >   first_stamps_[top] = stamp++;< / div >
< div class = "line" > < a name = "l00723" > < / a > < span class = "lineno" > 723< / span >   marked_[top] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00724" > < / a > < span class = "lineno" > 724< / span >   < / div >
< div class = "line" > < a name = "l00725" > < / a > < span class = "lineno" > 725< / span >   < span class = "comment" > // Failed literal detection. If the negation of top is in the same< / span > < / div >
< div class = "line" > < a name = "l00726" > < / a > < span class = "lineno" > 726< / span >   < span class = "comment" > // tree, we can fix the LCA of top and its negation to false.< / span > < / div >
< div class = "line" > < a name = "l00727" > < / a > < span class = "lineno" > 727< / span >   < span class = "keywordflow" > if< / span > (marked_[< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (top).NegatedIndex()] & & < / div >
< div class = "line" > < a name = "l00728" > < / a > < span class = "lineno" > 728< / span >   first_stamps_[< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (top).NegatedIndex()] > =< / div >
< div class = "line" > < a name = "l00729" > < / a > < span class = "lineno" > 729< / span >   first_stamps_[tree_root]) {< / div >
< div class = "line" > < a name = "l00730" > < / a > < span class = "lineno" > 730< / span >   < span class = "comment" > // Find the LCA.< / span > < / div >
< div class = "line" > < a name = "l00731" > < / a > < span class = "lineno" > 731< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > first_stamp = first_stamps_[< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (top).< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()];< / div >
< div class = "line" > < a name = "l00732" > < / a > < span class = "lineno" > 732< / span >   LiteralIndex lca = top;< / div >
< div class = "line" > < a name = "l00733" > < / a > < span class = "lineno" > 733< / span >   < span class = "keywordflow" > while< / span > (first_stamps_[lca] > first_stamp) {< / div >
< div class = "line" > < a name = "l00734" > < / a > < span class = "lineno" > 734< / span >   lca = parents_[lca];< / div >
< div class = "line" > < a name = "l00735" > < / a > < span class = "lineno" > 735< / span >   }< / div >
< div class = "line" > < a name = "l00736" > < / a > < span class = "lineno" > 736< / span >   ++num_fixed_;< / div >
< div class = "line" > < a name = "l00737" > < / a > < span class = "lineno" > 737< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (lca).Negated())) {< / div >
< div class = "line" > < a name = "l00738" > < / a > < span class = "lineno" > 738< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00739" > < / a > < span class = "lineno" > 739< / span >   }< / div >
< div class = "line" > < a name = "l00740" > < / a > < span class = "lineno" > 740< / span >   }< / div >
< div class = "line" > < a name = "l00741" > < / a > < span class = "lineno" > 741< / span >   < / div >
< div class = "line" > < a name = "l00742" > < / a > < span class = "lineno" > 742< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > end = starts_[top + 1]; < span class = "comment" > // Ok with sentinel.< / span > < / div >
< div class = "line" > < a name = "l00743" > < / a > < span class = "lineno" > 743< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = starts_[top]; j < end; ++j) {< / div >
< div class = "line" > < a name = "l00744" > < / a > < span class = "lineno" > 744< / span >   < a class = "code" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (top, children_[j]); < span class = "comment" > // We removed leaf self-loop.< / span > < / div >
< div class = "line" > < a name = "l00745" > < / a > < span class = "lineno" > 745< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!marked_[children_[j]]); < span class = "comment" > // This is a tree.< / span > < / div >
< div class = "line" > < a name = "l00746" > < / a > < span class = "lineno" > 746< / span >   dfs_stack_.push_back(children_[j]);< / div >
< div class = "line" > < a name = "l00747" > < / a > < span class = "lineno" > 747< / span >   }< / div >
< div class = "line" > < a name = "l00748" > < / a > < span class = "lineno" > 748< / span >   }< / div >
< div class = "line" > < a name = "l00749" > < / a > < span class = "lineno" > 749< / span >   }< / div >
< div class = "line" > < a name = "l00750" > < / a > < span class = "lineno" > 750< / span >   < a class = "code" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (stamp, 2 * size);< / div >
< div class = "line" > < a name = "l00751" > < / a > < span class = "lineno" > 751< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00752" > < / a > < span class = "lineno" > 752< / span >   }< / div >
< div class = "line" > < a name = "l00753" > < / a > < span class = "lineno" > 753< / span >   < / div >
< div class = "line" > < a name = "l00754" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a5ea60f6738dfbc19da6098ea7e706fae" > 754< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a5ea60f6738dfbc19da6098ea7e706fae" > StampingSimplifier::ProcessClauses< / a > () {< / div >
< div class = "line" > < a name = "l00755" > < / a > < span class = "lineno" > 755< / span >   < span class = "keyword" > struct < / span > Entry {< / div >
< div class = "line" > < a name = "l00756" > < / a > < span class = "lineno" > 756< / span >   < span class = "keywordtype" > int< / span > i; < span class = "comment" > // Index in the clause.< / span > < / div >
< div class = "line" > < a name = "l00757" > < / a > < span class = "lineno" > 757< / span >   < span class = "keywordtype" > bool< / span > is_negated; < span class = "comment" > // Correspond to clause[i] or clause[i].Negated();< / span > < / div >
< div class = "line" > < a name = "l00758" > < / a > < span class = "lineno" > 758< / span >   < span class = "keywordtype" > int< / span > start; < span class = "comment" > // Note that all start stamps are different.< / span > < / div >
< div class = "line" > < a name = "l00759" > < / a > < span class = "lineno" > 759< / span >   < span class = "keywordtype" > int< / span > end;< / div >
< div class = "line" > < a name = "l00760" > < / a > < span class = "lineno" > 760< / span >   < span class = "keywordtype" > bool< / span > operator< (< span class = "keyword" > const< / span > Entry& o)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > start < o.start; }< / div >
< div class = "line" > < a name = "l00761" > < / a > < span class = "lineno" > 761< / span >   };< / div >
< div class = "line" > < a name = "l00762" > < / a > < span class = "lineno" > 762< / span >   std::vector< int> to_remove;< / div >
< div class = "line" > < a name = "l00763" > < / a > < span class = "lineno" > 763< / span >   std::vector< Literal> new_clause;< / div >
< div class = "line" > < a name = "l00764" > < / a > < span class = "lineno" > 764< / span >   std::vector< Entry> entries;< / div >
< div class = "line" > < a name = "l00765" > < / a > < span class = "lineno" > 765< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > DeleteRemovedClauses< / a > ();< / div >
< div class = "line" > < a name = "l00766" > < / a > < span class = "lineno" > 766< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > DetachAllClauses< / a > ();< / div >
< div class = "line" > < a name = "l00767" > < / a > < span class = "lineno" > 767< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause : clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0569d77056e622964bd02dd901950ede" > AllClausesInCreationOrder< / a > ()) {< / div >
< div class = "line" > < a name = "l00768" > < / a > < span class = "lineno" > 768< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > span = clause-> AsSpan();< / div >
< div class = "line" > < a name = "l00769" > < / a > < span class = "lineno" > 769< / span >   < span class = "keywordflow" > if< / span > (span.empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00770" > < / a > < span class = "lineno" > 770< / span >   < / div >
< div class = "line" > < a name = "l00771" > < / a > < span class = "lineno" > 771< / span >   < span class = "comment" > // Note that we might fix literal as we perform the loop here, so we do< / span > < / div >
< div class = "line" > < a name = "l00772" > < / a > < span class = "lineno" > 772< / span >   < span class = "comment" > // need to deal with them.< / span > < / div >
< div class = "line" > < a name = "l00773" > < / a > < span class = "lineno" > 773< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00774" > < / a > < span class = "lineno" > 774< / span >   < span class = "comment" > // For a and b in the clause, if not(a) => b is present, then the clause is< / span > < / div >
< div class = "line" > < a name = "l00775" > < / a > < span class = "lineno" > 775< / span >   < span class = "comment" > // subsumed. If a => b, then a can be removed, and if not(a) => not(b) then< / span > < / div >
< div class = "line" > < a name = "l00776" > < / a > < span class = "lineno" > 776< / span >   < span class = "comment" > // b can be removed. Nothing can be done if a => not(b).< / span > < / div >
< div class = "line" > < a name = "l00777" > < / a > < span class = "lineno" > 777< / span >   entries.clear();< / div >
< div class = "line" > < a name = "l00778" > < / a > < span class = "lineno" > 778< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < span.size(); ++i) {< / div >
< div class = "line" > < a name = "l00779" > < / a > < span class = "lineno" > 779< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (span[i])) {< / div >
< div class = "line" > < a name = "l00780" > < / a > < span class = "lineno" > 780< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a name = "l00781" > < / a > < span class = "lineno" > 781< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00782" > < / a > < span class = "lineno" > 782< / span >   }< / div >
< div class = "line" > < a name = "l00783" > < / a > < span class = "lineno" > 783< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (span[i])) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00784" > < / a > < span class = "lineno" > 784< / span >   entries.push_back({i, < span class = "keyword" > false< / span > , first_stamps_[span[i].Index()],< / div >
< div class = "line" > < a name = "l00785" > < / a > < span class = "lineno" > 785< / span >   last_stamps_[span[i].< a class = "code" href = "namespaceoperations__research_1_1glop.html#abec9e934a51aa2ab519684cc0f446a41" > Index< / a > ()]});< / div >
< div class = "line" > < a name = "l00786" > < / a > < span class = "lineno" > 786< / span >   entries.push_back({i, < span class = "keyword" > true< / span > , first_stamps_[span[i].NegatedIndex()],< / div >
< div class = "line" > < a name = "l00787" > < / a > < span class = "lineno" > 787< / span >   last_stamps_[span[i].NegatedIndex()]});< / div >
< div class = "line" > < a name = "l00788" > < / a > < span class = "lineno" > 788< / span >   }< / div >
< div class = "line" > < a name = "l00789" > < / a > < span class = "lineno" > 789< / span >   < span class = "keywordflow" > if< / span > (clause-> empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00790" > < / a > < span class = "lineno" > 790< / span >   < / div >
< div class = "line" > < a name = "l00791" > < / a > < span class = "lineno" > 791< / span >   < span class = "comment" > // The sort should be dominant.< / span > < / div >
< div class = "line" > < a name = "l00792" > < / a > < span class = "lineno" > 792< / span >   < span class = "keywordflow" > if< / span > (!entries.empty()) {< / div >
< div class = "line" > < a name = "l00793" > < / a > < span class = "lineno" > 793< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > n = < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (entries.size());< / div >
< div class = "line" > < a name = "l00794" > < / a > < span class = "lineno" > 794< / span >   dtime_ += 1.5e-8 * n * std::log(n);< / div >
< div class = "line" > < a name = "l00795" > < / a > < span class = "lineno" > 795< / span >   std::sort(entries.begin(), entries.end());< / div >
< div class = "line" > < a name = "l00796" > < / a > < span class = "lineno" > 796< / span >   }< / div >
< div class = "line" > < a name = "l00797" > < / a > < span class = "lineno" > 797< / span >   < / div >
< div class = "line" > < a name = "l00798" > < / a > < span class = "lineno" > 798< / span >   Entry top_entry;< / div >
< div class = "line" > < a name = "l00799" > < / a > < span class = "lineno" > 799< / span >   top_entry.end = -1; < span class = "comment" > // Sentinel.< / span > < / div >
< div class = "line" > < a name = "l00800" > < / a > < span class = "lineno" > 800< / span >   to_remove.clear();< / div >
< div class = "line" > < a name = "l00801" > < / a > < span class = "lineno" > 801< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Entry& e : entries) {< / div >
< div class = "line" > < a name = "l00802" > < / a > < span class = "lineno" > 802< / span >   < span class = "keywordflow" > if< / span > (e.end < top_entry.end) {< / div >
< div class = "line" > < a name = "l00803" > < / a > < span class = "lineno" > 803< / span >   < span class = "comment" > // We found an implication: top_entry => this entry.< / span > < / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l00804" > < / a > < span class = "lineno" > 804< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lhs = top_entry.is_negated ? span[top_entry.i].< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ()< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l00805" > < / a > < span class = "lineno" > 805< / span >   : span[top_entry.i];< / div >
< div class = "line" > < a name = "l00806" > < / a > < span class = "lineno" > 806< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > rhs = e.is_negated ? span[e.i].< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > () : span[e.i];< / div >
< div class = "line" > < a name = "l00807" > < / a > < span class = "lineno" > 807< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a318a00d87baa05fd3e351fa688836de2" > ImplicationIsInTree< / a > (lhs, rhs));< / div >
< div class = "line" > < a name = "l00808" > < / a > < span class = "lineno" > 808< / span >   < / div >
< div class = "line" > < a name = "l00809" > < / a > < span class = "lineno" > 809< / span >   < span class = "keywordflow" > if< / span > (top_entry.is_negated != e.is_negated) {< / div >
< div class = "line" > < a name = "l00810" > < / a > < span class = "lineno" > 810< / span >   < span class = "comment" > // Failed literal?< / span > < / div >
< div class = "line" > < a name = "l00811" > < / a > < span class = "lineno" > 811< / span >   < span class = "keywordflow" > if< / span > (top_entry.i == e.i) {< / div >
< div class = "line" > < a name = "l00812" > < / a > < span class = "lineno" > 812< / span >   ++num_fixed_;< / div >
< div class = "line" > < a name = "l00813" > < / a > < span class = "lineno" > 813< / span >   < span class = "keywordflow" > if< / span > (top_entry.is_negated) {< / div >
< div class = "line" > < a name = "l00814" > < / a > < span class = "lineno" > 814< / span >   < span class = "comment" > // not(span[i]) => span[i] so span[i] true.< / span > < / div >
< div class = "line" > < a name = "l00815" > < / a > < span class = "lineno" > 815< / span >   < span class = "comment" > // And the clause is satisfied (so we count as as subsumed).< / span > < / div >
< div class = "line" > < a name = "l00816" > < / a > < span class = "lineno" > 816< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (span[top_entry.i])) {< / div >
< div class = "line" > < a name = "l00817" > < / a > < span class = "lineno" > 817< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00818" > < / a > < span class = "lineno" > 818< / span >   }< / div >
< div class = "line" > < a name = "l00819" > < / a > < span class = "lineno" > 819< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00820" > < / a > < span class = "lineno" > 820< / span >   < span class = "comment" > // span[i] => not(span[i]) so span[i] false.< / span > < / div >
< div class = "line" > < a name = "l00821" > < / a > < span class = "lineno" > 821< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (< / div >
< div class = "line" > < a name = "l00822" > < / a > < span class = "lineno" > 822< / span >   span[top_entry.i].Negated())) {< / div >
< div class = "line" > < a name = "l00823" > < / a > < span class = "lineno" > 823< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00824" > < / a > < span class = "lineno" > 824< / span >   }< / div >
< div class = "line" > < a name = "l00825" > < / a > < span class = "lineno" > 825< / span >   to_remove.push_back(top_entry.i);< / div >
< div class = "line" > < a name = "l00826" > < / a > < span class = "lineno" > 826< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00827" > < / a > < span class = "lineno" > 827< / span >   }< / div >
< div class = "line" > < a name = "l00828" > < / a > < span class = "lineno" > 828< / span >   }< / div >
< div class = "line" > < a name = "l00829" > < / a > < span class = "lineno" > 829< / span >   < / div >
< div class = "line" > < a name = "l00830" > < / a > < span class = "lineno" > 830< / span >   < span class = "comment" > // not(a) => b : subsumption.< / span > < / div >
< div class = "line" > < a name = "l00831" > < / a > < span class = "lineno" > 831< / span >   < span class = "comment" > // a => not(b), we cannot deduce anything, but it might make sense< / span > < / div >
< div class = "line" > < a name = "l00832" > < / a > < span class = "lineno" > 832< / span >   < span class = "comment" > // to see if not(b) implies anything instead of just keeping< / span > < / div >
< div class = "line" > < a name = "l00833" > < / a > < span class = "lineno" > 833< / span >   < span class = "comment" > // top_entry. See TODO below.< / span > < / div >
< div class = "line" > < a name = "l00834" > < / a > < span class = "lineno" > 834< / span >   < span class = "keywordflow" > if< / span > (top_entry.is_negated) {< / div >
< div class = "line" > < a name = "l00835" > < / a > < span class = "lineno" > 835< / span >   num_subsumed_clauses_++;< / div >
< div class = "line" > < a name = "l00836" > < / a > < span class = "lineno" > 836< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a name = "l00837" > < / a > < span class = "lineno" > 837< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00838" > < / a > < span class = "lineno" > 838< / span >   }< / div >
< div class = "line" > < a name = "l00839" > < / a > < span class = "lineno" > 839< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00840" > < / a > < span class = "lineno" > 840< / span >   < a class = "code" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (top_entry.i, e.i);< / div >
< div class = "line" > < a name = "l00841" > < / a > < span class = "lineno" > 841< / span >   < span class = "keywordflow" > if< / span > (top_entry.is_negated) {< / div >
< div class = "line" > < a name = "l00842" > < / a > < span class = "lineno" > 842< / span >   < span class = "comment" > // not(a) => not(b), we can remove b.< / span > < / div >
< div class = "line" > < a name = "l00843" > < / a > < span class = "lineno" > 843< / span >   to_remove.push_back(e.i);< / div >
< div class = "line" > < a name = "l00844" > < / a > < span class = "lineno" > 844< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00845" > < / a > < span class = "lineno" > 845< / span >   < span class = "comment" > // a => b, we can remove a.< / span > < / div >
< div class = "line" > < a name = "l00846" > < / a > < span class = "lineno" > 846< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00847" > < / a > < span class = "lineno" > 847< / span >   < span class = "comment" > // TODO(user): Note that it is okay to still use top_entry, but we< / span > < / div >
< div class = "line" > < a name = "l00848" > < / a > < span class = "lineno" > 848< / span >   < span class = "comment" > // might miss the removal of b if b => c. Also the paper do things< / span > < / div >
< div class = "line" > < a name = "l00849" > < / a > < span class = "lineno" > 849< / span >   < span class = "comment" > // differently. Make sure we don' t miss any simplification< / span > < / div >
< div class = "line" > < a name = "l00850" > < / a > < span class = "lineno" > 850< / span >   < span class = "comment" > // opportunites by not changing top_entry. Same in the other< / span > < / div >
< div class = "line" > < a name = "l00851" > < / a > < span class = "lineno" > 851< / span >   < span class = "comment" > // branches.< / span > < / div >
< div class = "line" > < a name = "l00852" > < / a > < span class = "lineno" > 852< / span >   to_remove.push_back(top_entry.i);< / div >
< div class = "line" > < a name = "l00853" > < / a > < span class = "lineno" > 853< / span >   }< / div >
< div class = "line" > < a name = "l00854" > < / a > < span class = "lineno" > 854< / span >   }< / div >
< div class = "line" > < a name = "l00855" > < / a > < span class = "lineno" > 855< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00856" > < / a > < span class = "lineno" > 856< / span >   top_entry = e;< / div >
< div class = "line" > < a name = "l00857" > < / a > < span class = "lineno" > 857< / span >   }< / div >
< div class = "line" > < a name = "l00858" > < / a > < span class = "lineno" > 858< / span >   }< / div >
< div class = "line" > < a name = "l00859" > < / a > < span class = "lineno" > 859< / span >   < / div >
< div class = "line" > < a name = "l00860" > < / a > < span class = "lineno" > 860< / span >   < span class = "keywordflow" > if< / span > (clause-> empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00861" > < / a > < span class = "lineno" > 861< / span >   < / div >
< div class = "line" > < a name = "l00862" > < / a > < span class = "lineno" > 862< / span >   < span class = "comment" > // Strengthen the clause.< / span > < / div >
< div class = "line" > < a name = "l00863" > < / a > < span class = "lineno" > 863< / span >   < span class = "keywordflow" > if< / span > (!to_remove.empty() || entries.size() < span.size()) {< / div >
< div class = "line" > < a name = "l00864" > < / a > < span class = "lineno" > 864< / span >   new_clause.clear();< / div >
< div class = "line" > < a name = "l00865" > < / a > < span class = "lineno" > 865< / span >   < a class = "code" href = "namespacegtl.html#a288a1dc92da5d3ad62d4bc4cec9e8b1d" > gtl::STLSortAndRemoveDuplicates< / a > (& to_remove);< / div >
< div class = "line" > < a name = "l00866" > < / a > < span class = "lineno" > 866< / span >   < span class = "keywordtype" > int< / span > to_remove_index = 0;< / div >
< div class = "line" > < a name = "l00867" > < / a > < span class = "lineno" > 867< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < span.size(); ++i) {< / div >
< div class = "line" > < a name = "l00868" > < / a > < span class = "lineno" > 868< / span >   < span class = "keywordflow" > if< / span > (to_remove_index < to_remove.size() & & < / div >
< div class = "line" > < a name = "l00869" > < / a > < span class = "lineno" > 869< / span >   i == to_remove[to_remove_index]) {< / div >
< div class = "line" > < a name = "l00870" > < / a > < span class = "lineno" > 870< / span >   ++to_remove_index;< / div >
< div class = "line" > < a name = "l00871" > < / a > < span class = "lineno" > 871< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00872" > < / a > < span class = "lineno" > 872< / span >   }< / div >
< div class = "line" > < a name = "l00873" > < / a > < span class = "lineno" > 873< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (span[i])) {< / div >
< div class = "line" > < a name = "l00874" > < / a > < span class = "lineno" > 874< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clause);< / div >
< div class = "line" > < a name = "l00875" > < / a > < span class = "lineno" > 875< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00876" > < / a > < span class = "lineno" > 876< / span >   }< / div >
< div class = "line" > < a name = "l00877" > < / a > < span class = "lineno" > 877< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (span[i])) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00878" > < / a > < span class = "lineno" > 878< / span >   new_clause.push_back(span[i]);< / div >
< div class = "line" > < a name = "l00879" > < / a > < span class = "lineno" > 879< / span >   }< / div >
< div class = "line" > < a name = "l00880" > < / a > < span class = "lineno" > 880< / span >   num_removed_literals_ += span.size() - new_clause.size();< / div >
< div class = "line" > < a name = "l00881" > < / a > < span class = "lineno" > 881< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > InprocessingRewriteClause< / a > (clause, new_clause)) {< / div >
< div class = "line" > < a name = "l00882" > < / a > < span class = "lineno" > 882< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00883" > < / a > < span class = "lineno" > 883< / span >   }< / div >
< div class = "line" > < a name = "l00884" > < / a > < span class = "lineno" > 884< / span >   }< / div >
< div class = "line" > < a name = "l00885" > < / a > < span class = "lineno" > 885< / span >   }< / div >
< div class = "line" > < a name = "l00886" > < / a > < span class = "lineno" > 886< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00887" > < / a > < span class = "lineno" > 887< / span >   }< / div >
< div class = "line" > < a name = "l00888" > < / a > < span class = "lineno" > 888< / span >   < / div >
< div class = "line" > < a name = "l00889" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#ad30a040fd97f2cb710bb44c9f048a341" > 889< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#ad30a040fd97f2cb710bb44c9f048a341" > BlockedClauseSimplifier::DoOneRound< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a name = "l00890" > < / a > < span class = "lineno" > 890< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l00891" > < / a > < span class = "lineno" > 891< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l00892" > < / a > < span class = "lineno" > 892< / span >   < / div >
< div class = "line" > < a name = "l00893" > < / a > < span class = "lineno" > 893< / span >   dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l00894" > < / a > < span class = "lineno" > 894< / span >   num_blocked_clauses_ = 0;< / div >
< div class = "line" > < a name = "l00895" > < / a > < span class = "lineno" > 895< / span >   num_inspected_literals_ = 0;< / div >
< div class = "line" > < a name = "l00896" > < / a > < span class = "lineno" > 896< / span >   < / div >
< div class = "line" > < a name = "l00897" > < / a > < span class = "lineno" > 897< / span >   InitializeForNewRound();< / div >
< div class = "line" > < a name = "l00898" > < / a > < span class = "lineno" > 898< / span >   < / div >
< div class = "line" > < a name = "l00899" > < / a > < span class = "lineno" > 899< / span >   < span class = "keywordflow" > while< / span > (!time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > () & & !queue_.empty()) {< / div >
< div class = "line" > < a name = "l00900" > < / a > < span class = "lineno" > 900< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = queue_.front();< / div >
< div class = "line" > < a name = "l00901" > < / a > < span class = "lineno" > 901< / span >   in_queue_[l.< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00902" > < / a > < span class = "lineno" > 902< / span >   queue_.pop_front();< / div >
< div class = "line" > < a name = "l00903" > < / a > < span class = "lineno" > 903< / span >   ProcessLiteral(l);< / div >
< div class = "line" > < a name = "l00904" > < / a > < span class = "lineno" > 904< / span >   }< / div >
< div class = "line" > < a name = "l00905" > < / a > < span class = "lineno" > 905< / span >   < / div >
< div class = "line" > < a name = "l00906" > < / a > < span class = "lineno" > 906< / span >   < span class = "comment" > // Release some memory.< / span > < / div >
< div class = "line" > < a name = "l00907" > < / a > < span class = "lineno" > 907< / span >   literal_to_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l00908" > < / a > < span class = "lineno" > 908< / span >   < / div >
< div class = "line" > < a name = "l00909" > < / a > < span class = "lineno" > 909< / span >   dtime_ += 1e-8 * num_inspected_literals_;< / div >
< div class = "line" > < a name = "l00910" > < / a > < span class = "lineno" > 910< / span >   time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime_);< / div >
< div class = "line" > < a name = "l00911" > < / a > < span class = "lineno" > 911< / span >   log_info |= < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l00912" > < / a > < span class = "lineno" > 912< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Blocked clause. num_blocked_clauses: " < / span > < / div >
< div class = "line" > < a name = "l00913" > < / a > < span class = "lineno" > 913< / span >   < < num_blocked_clauses_ < < < span class = "stringliteral" > " dtime: " < / span > < < dtime_< / div >
< div class = "line" > < a name = "l00914" > < / a > < span class = "lineno" > 914< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l00915" > < / a > < span class = "lineno" > 915< / span >   }< / div >
< div class = "line" > < a name = "l00916" > < / a > < span class = "lineno" > 916< / span >   < / div >
< div class = "line" > < a name = "l00917" > < / a > < span class = "lineno" > 917< / span >   < span class = "keywordtype" > void< / span > BlockedClauseSimplifier::InitializeForNewRound() {< / div >
< div class = "line" > < a name = "l00918" > < / a > < span class = "lineno" > 918< / span >   clauses_.clear();< / div >
< div class = "line" > < a name = "l00919" > < / a > < span class = "lineno" > 919< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > DeleteRemovedClauses< / a > ();< / div >
< div class = "line" > < a name = "l00920" > < / a > < span class = "lineno" > 920< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > DetachAllClauses< / a > ();< / div >
< div class = "line" > < a name = "l00921" > < / a > < span class = "lineno" > 921< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * c : clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0569d77056e622964bd02dd901950ede" > AllClausesInCreationOrder< / a > ()) {< / div >
< div class = "line" > < a name = "l00922" > < / a > < span class = "lineno" > 922< / span >   < span class = "comment" > // We ignore redundant clause. This shouldn' t cause any validity issue.< / span > < / div >
< div class = "line" > < a name = "l00923" > < / a > < span class = "lineno" > 923< / span >   < span class = "keywordflow" > if< / span > (clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > IsRemovable< / a > (c)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00924" > < / a > < span class = "lineno" > 924< / span >   < / div >
< div class = "line" > < a name = "l00925" > < / a > < span class = "lineno" > 925< / span >   clauses_.push_back(c);< / div >
< div class = "line" > < a name = "l00926" > < / a > < span class = "lineno" > 926< / span >   }< / div >
< div class = "line" > < a name = "l00927" > < / a > < span class = "lineno" > 927< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_literals = clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a44c239ce3ac9f4886aa735ae3071a2f2" > literal_size< / a > ();< / div >
< div class = "line" > < a name = "l00928" > < / a > < span class = "lineno" > 928< / span >   < / div >
< div class = "line" > < a name = "l00929" > < / a > < span class = "lineno" > 929< / span >   < span class = "comment" > // TODO(user): process in order of increasing number of clause that contains< / span > < / div >
< div class = "line" > < a name = "l00930" > < / a > < span class = "lineno" > 930< / span >   < span class = "comment" > // not(l)?< / span > < / div >
< div class = "line" > < a name = "l00931" > < / a > < span class = "lineno" > 931< / span >   in_queue_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a184fe69018ae421dcf31c964bfe40576" > assign< / a > (num_literals, < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00932" > < / a > < span class = "lineno" > 932< / span >   < span class = "keywordflow" > for< / span > (LiteralIndex l(0); l < num_literals; ++l) {< / div >
< div class = "line" > < a name = "l00933" > < / a > < span class = "lineno" > 933< / span >   queue_.push_back(Literal(l));< / div >
< div class = "line" > < a name = "l00934" > < / a > < span class = "lineno" > 934< / span >   }< / div >
< div class = "line" > < a name = "l00935" > < / a > < span class = "lineno" > 935< / span >   < / div >
< div class = "line" > < a name = "l00936" > < / a > < span class = "lineno" > 936< / span >   marked_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_literals);< / div >
< div class = "line" > < a name = "l00937" > < / a > < span class = "lineno" > 937< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< / div >
< div class = "line" > < a name = "l00938" > < / a > < span class = "lineno" > 938< / span >   std::all_of(marked_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ad69bd11391be1a1dba5c8202259664f8" > begin< / a > (), marked_.< a class = "code" href = "classabsl_1_1_strong_vector.html#acad38d52497a975bfb6f2f6acd76631f" > end< / a > (), [](< span class = "keywordtype" > bool< / span > < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > ) { return !b; }));< / div >
< div class = "line" > < a name = "l00939" > < / a > < span class = "lineno" > 939< / span >   < / div >
< div class = "line" > < a name = "l00940" > < / a > < span class = "lineno" > 940< / span >   < span class = "comment" > // TODO(user): because we don' t create new clause here we can use a flat< / span > < / div >
< div class = "line" > < a name = "l00941" > < / a > < span class = "lineno" > 941< / span >   < span class = "comment" > // vector for literal_to_clauses_.< / span > < / div >
< div class = "line" > < a name = "l00942" > < / a > < span class = "lineno" > 942< / span >   literal_to_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l00943" > < / a > < span class = "lineno" > 943< / span >   literal_to_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_literals);< / div >
< div class = "line" > < a name = "l00944" > < / a > < span class = "lineno" > 944< / span >   < span class = "keywordflow" > for< / span > (ClauseIndex i(0); i < clauses_.size(); ++i) {< / div >
< div class = "line" > < a name = "l00945" > < / a > < span class = "lineno" > 945< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clauses_[i]-> AsSpan()) {< / div >
< div class = "line" > < a name = "l00946" > < / a > < span class = "lineno" > 946< / span >   literal_to_clauses_[l.Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (i);< / div >
< div class = "line" > < a name = "l00947" > < / a > < span class = "lineno" > 947< / span >   }< / div >
< div class = "line" > < a name = "l00948" > < / a > < span class = "lineno" > 948< / span >   num_inspected_literals_ += clauses_[i]-> size();< / div >
< div class = "line" > < a name = "l00949" > < / a > < span class = "lineno" > 949< / span >   }< / div >
< div class = "line" > < a name = "l00950" > < / a > < span class = "lineno" > 950< / span >   }< / div >
< div class = "line" > < a name = "l00951" > < / a > < span class = "lineno" > 951< / span >   < / div >
< div class = "line" > < a name = "l00952" > < / a > < span class = "lineno" > 952< / span >   < span class = "keywordtype" > void< / span > BlockedClauseSimplifier::ProcessLiteral(Literal current_literal) {< / div >
< div class = "line" > < a name = "l00953" > < / a > < span class = "lineno" > 953< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (current_literal)) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00954" > < / a > < span class = "lineno" > 954< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad2d9e6c6ea7ab13e0d0002a035a6d308" > IsRemoved< / a > (current_literal)) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00955" > < / a > < span class = "lineno" > 955< / span >   < / div >
< div class = "line" > < a name = "l00956" > < / a > < span class = "lineno" > 956< / span >   < span class = "comment" > // We want to check first that this clause will resolve to trivial clause with< / span > < / div >
< div class = "line" > < a name = "l00957" > < / a > < span class = "lineno" > 957< / span >   < span class = "comment" > // all binary containing not(current_literal). So mark all literal l so that< / span > < / div >
< div class = "line" > < a name = "l00958" > < / a > < span class = "lineno" > 958< / span >   < span class = "comment" > // current_literal => l.< / span > < / div >
< div class = "line" > < a name = "l00959" > < / a > < span class = "lineno" > 959< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00960" > < / a > < span class = "lineno" > 960< / span >   < span class = "comment" > // TODO(user): We do not need to redo that each time we reprocess< / span > < / div >
< div class = "line" > < a name = "l00961" > < / a > < span class = "lineno" > 961< / span >   < span class = "comment" > // current_literal.< / span > < / div >
< div class = "line" > < a name = "l00962" > < / a > < span class = "lineno" > 962< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00963" > < / a > < span class = "lineno" > 963< / span >   < span class = "comment" > // TODO(user): Ignore redundant literals. That might require pushing< / span > < / div >
< div class = "line" > < a name = "l00964" > < / a > < span class = "lineno" > 964< / span >   < span class = "comment" > // equivalence to the postsolve stack though. Better to simply remove< / span > < / div >
< div class = "line" > < a name = "l00965" > < / a > < span class = "lineno" > 965< / span >   < span class = "comment" > // these equivalence if we are allowed to and update the postsolve then.< / span > < / div >
< div class = "line" > < a name = "l00966" > < / a > < span class = "lineno" > 966< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00967" > < / a > < span class = "lineno" > 967< / span >   < span class = "comment" > // TODO(user): Make this work in the presence of at most ones.< / span > < / div >
< div class = "line" > < a name = "l00968" > < / a > < span class = "lineno" > 968< / span >   < span class = "keywordtype" > int< / span > num_binary = 0;< / div >
< div class = "line" > < a name = "l00969" > < / a > < span class = "lineno" > 969< / span >   < span class = "keyword" > const< / span > std::vector< Literal> & implications =< / div >
< div class = "line" > < a name = "l00970" > < / a > < span class = "lineno" > 970< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (current_literal);< / div >
< div class = "line" > < a name = "l00971" > < / a > < span class = "lineno" > 971< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : implications) {< / div >
< div class = "line" > < a name = "l00972" > < / a > < span class = "lineno" > 972< / span >   < span class = "keywordflow" > if< / span > (l == current_literal) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00973" > < / a > < span class = "lineno" > 973< / span >   ++num_binary;< / div >
< div class = "line" > < a name = "l00974" > < / a > < span class = "lineno" > 974< / span >   marked_[l.Index()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00975" > < / a > < span class = "lineno" > 975< / span >   }< / div >
< div class = "line" > < a name = "l00976" > < / a > < span class = "lineno" > 976< / span >   < / div >
< div class = "line" > < a name = "l00977" > < / a > < span class = "lineno" > 977< / span >   < span class = "comment" > // TODO(user): We could also mark a small clause containing< / span > < / div >
< div class = "line" > < a name = "l00978" > < / a > < span class = "lineno" > 978< / span >   < span class = "comment" > // current_literal.Negated(), and make sure we only include in< / span > < / div >
< div class = "line" > < a name = "l00979" > < / a > < span class = "lineno" > 979< / span >   < span class = "comment" > // clauses_to_process clauses that resolve trivially with that clause.< / span > < / div >
< div class = "line" > < a name = "l00980" > < / a > < span class = "lineno" > 980< / span >   std::vector< ClauseIndex> clauses_to_process;< / div >
< div class = "line" > < a name = "l00981" > < / a > < span class = "lineno" > 981< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex i : literal_to_clauses_[current_literal.Index()]) {< / div >
< div class = "line" > < a name = "l00982" > < / a > < span class = "lineno" > 982< / span >   < span class = "keywordflow" > if< / span > (clauses_[i]-> empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00983" > < / a > < span class = "lineno" > 983< / span >   < / div >
< div class = "line" > < a name = "l00984" > < / a > < span class = "lineno" > 984< / span >   < span class = "comment" > // Blocked with respect to binary clause only? all marked binary should have< / span > < / div >
< div class = "line" > < a name = "l00985" > < / a > < span class = "lineno" > 985< / span >   < span class = "comment" > // their negation in clause.< / span > < / div >
< div class = "line" > < a name = "l00986" > < / a > < span class = "lineno" > 986< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00987" > < / a > < span class = "lineno" > 987< / span >   < span class = "comment" > // TODO(user): Abort if size left is too small.< / span > < / div >
< div class = "line" > < a name = "l00988" > < / a > < span class = "lineno" > 988< / span >   < span class = "keywordflow" > if< / span > (num_binary > 0) {< / div >
< div class = "line" > < a name = "l00989" > < / a > < span class = "lineno" > 989< / span >   < span class = "keywordflow" > if< / span > (clauses_[i]-> size() < = num_binary) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00990" > < / a > < span class = "lineno" > 990< / span >   < span class = "keywordtype" > int< / span > num_with_negation_marked = 0;< / div >
< div class = "line" > < a name = "l00991" > < / a > < span class = "lineno" > 991< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clauses_[i]-> AsSpan()) {< / div >
< div class = "line" > < a name = "l00992" > < / a > < span class = "lineno" > 992< / span >   < span class = "keywordflow" > if< / span > (l == current_literal) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00993" > < / a > < span class = "lineno" > 993< / span >   < span class = "keywordflow" > if< / span > (marked_[l.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l00994" > < / a > < span class = "lineno" > 994< / span >   ++num_with_negation_marked;< / div >
< div class = "line" > < a name = "l00995" > < / a > < span class = "lineno" > 995< / span >   }< / div >
< div class = "line" > < a name = "l00996" > < / a > < span class = "lineno" > 996< / span >   }< / div >
< div class = "line" > < a name = "l00997" > < / a > < span class = "lineno" > 997< / span >   num_inspected_literals_ += clauses_[i]-> size();< / div >
< div class = "line" > < a name = "l00998" > < / a > < span class = "lineno" > 998< / span >   < span class = "keywordflow" > if< / span > (num_with_negation_marked < num_binary) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00999" > < / a > < span class = "lineno" > 999< / span >   }< / div >
< div class = "line" > < a name = "l01000" > < / a > < span class = "lineno" > 1000< / span >   clauses_to_process.push_back(i);< / div >
< div class = "line" > < a name = "l01001" > < / a > < span class = "lineno" > 1001< / span >   }< / div >
< div class = "line" > < a name = "l01002" > < / a > < span class = "lineno" > 1002< / span >   < / div >
< div class = "line" > < a name = "l01003" > < / a > < span class = "lineno" > 1003< / span >   < span class = "comment" > // Clear marked.< / span > < / div >
< div class = "line" > < a name = "l01004" > < / a > < span class = "lineno" > 1004< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : implications) {< / div >
< div class = "line" > < a name = "l01005" > < / a > < span class = "lineno" > 1005< / span >   marked_[l.Index()] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01006" > < / a > < span class = "lineno" > 1006< / span >   }< / div >
< div class = "line" > < a name = "l01007" > < / a > < span class = "lineno" > 1007< / span >   < / div >
< div class = "line" > < a name = "l01008" > < / a > < span class = "lineno" > 1008< / span >   < span class = "comment" > // TODO(user): There is a possible optimization: If we mark all literals of< / span > < / div >
< div class = "line" > < a name = "l01009" > < / a > < span class = "lineno" > 1009< / span >   < span class = "comment" > // all the clause to process, we can check that each clause containing< / span > < / div >
< div class = "line" > < a name = "l01010" > < / a > < span class = "lineno" > 1010< / span >   < span class = "comment" > // current_literal.Negated() contains at least one of these literal negated< / span > < / div >
< div class = "line" > < a name = "l01011" > < / a > < span class = "lineno" > 1011< / span >   < span class = "comment" > // other than current_literal. Otherwise none of the clause are blocked.< / span > < / div >
< div class = "line" > < a name = "l01012" > < / a > < span class = "lineno" > 1012< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l01013" > < / a > < span class = "lineno" > 1013< / span >   < span class = "comment" > // TODO(user): If a clause cannot be blocked because of another clause, then< / span > < / div >
< div class = "line" > < a name = "l01014" > < / a > < span class = "lineno" > 1014< / span >   < span class = "comment" > // when we call ProcessLiteral(current_literal.Negated()) we can skip some< / span > < / div >
< div class = "line" > < a name = "l01015" > < / a > < span class = "lineno" > 1015< / span >   < span class = "comment" > // inspection.< / span > < / div >
< div class = "line" > < a name = "l01016" > < / a > < span class = "lineno" > 1016< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex i : clauses_to_process) {< / div >
< div class = "line" > < a name = "l01017" > < / a > < span class = "lineno" > 1017< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > c = clauses_[i]-> AsSpan();< / div >
< div class = "line" > < a name = "l01018" > < / a > < span class = "lineno" > 1018< / span >   < span class = "keywordflow" > if< / span > (ClauseIsBlocked(current_literal, c)) {< / div >
< div class = "line" > < a name = "l01019" > < / a > < span class = "lineno" > 1019< / span >   < span class = "comment" > // Reprocess all clauses that have a negated literal in this one as< / span > < / div >
< div class = "line" > < a name = "l01020" > < / a > < span class = "lineno" > 1020< / span >   < span class = "comment" > // some might be blocked now.< / span > < / div >
< div class = "line" > < a name = "l01021" > < / a > < span class = "lineno" > 1021< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l01022" > < / a > < span class = "lineno" > 1022< / span >   < span class = "comment" > // TODO(user): Maybe we can remember for which (literal, clause) pair this< / span > < / div >
< div class = "line" > < a name = "l01023" > < / a > < span class = "lineno" > 1023< / span >   < span class = "comment" > // was used as a certificate for " not-blocked" and just reprocess those,< / span > < / div >
< div class = "line" > < a name = "l01024" > < / a > < span class = "lineno" > 1024< / span >   < span class = "comment" > // but it might be memory intensive.< / span > < / div >
< div class = "line" > < a name = "l01025" > < / a > < span class = "lineno" > 1025< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : c) {< / div >
< div class = "line" > < a name = "l01026" > < / a > < span class = "lineno" > 1026< / span >   < span class = "keywordflow" > if< / span > (!in_queue_[l.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l01027" > < / a > < span class = "lineno" > 1027< / span >   in_queue_[l.NegatedIndex()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01028" > < / a > < span class = "lineno" > 1028< / span >   queue_.push_back(l.Negated());< / div >
< div class = "line" > < a name = "l01029" > < / a > < span class = "lineno" > 1029< / span >   }< / div >
< div class = "line" > < a name = "l01030" > < / a > < span class = "lineno" > 1030< / span >   }< / div >
< div class = "line" > < a name = "l01031" > < / a > < span class = "lineno" > 1031< / span >   < / div >
< div class = "line" > < a name = "l01032" > < / a > < span class = "lineno" > 1032< / span >   < span class = "comment" > // Add the clause to the postsolving set.< / span > < / div >
< div class = "line" > < a name = "l01033" > < / a > < span class = "lineno" > 1033< / span >   postsolve_-> < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > AddClauseWithSpecialLiteral< / a > (current_literal, c);< / div >
< div class = "line" > < a name = "l01034" > < / a > < span class = "lineno" > 1034< / span >   < / div >
< div class = "line" > < a name = "l01035" > < / a > < span class = "lineno" > 1035< / span >   < span class = "comment" > // We can remove a blocked clause.< / span > < / div >
< div class = "line" > < a name = "l01036" > < / a > < span class = "lineno" > 1036< / span >   ++num_blocked_clauses_;< / div >
< div class = "line" > < a name = "l01037" > < / a > < span class = "lineno" > 1037< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clauses_[i]);< / div >
< div class = "line" > < a name = "l01038" > < / a > < span class = "lineno" > 1038< / span >   }< / div >
< div class = "line" > < a name = "l01039" > < / a > < span class = "lineno" > 1039< / span >   }< / div >
< div class = "line" > < a name = "l01040" > < / a > < span class = "lineno" > 1040< / span >   }< / div >
< div class = "line" > < a name = "l01041" > < / a > < span class = "lineno" > 1041< / span >   < / div >
< div class = "line" > < a name = "l01042" > < / a > < span class = "lineno" > 1042< / span >   < span class = "comment" > // Note that this assume that the binary clauses have already been checked.< / span > < / div >
< div class = "line" > < a name = "l01043" > < / a > < span class = "lineno" > 1043< / span >   < span class = "keywordtype" > bool< / span > BlockedClauseSimplifier::ClauseIsBlocked(< / div >
< div class = "line" > < a name = "l01044" > < / a > < span class = "lineno" > 1044< / span >   Literal current_literal, absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a name = "l01045" > < / a > < span class = "lineno" > 1045< / span >   < span class = "keywordtype" > bool< / span > is_blocked = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01046" > < / a > < span class = "lineno" > 1046< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) marked_[l.Index()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01047" > < / a > < span class = "lineno" > 1047< / span >   < / div >
< div class = "line" > < a name = "l01048" > < / a > < span class = "lineno" > 1048< / span >   < span class = "comment" > // TODO(user): For faster reprocessing of the same literal, we should move< / span > < / div >
< div class = "line" > < a name = "l01049" > < / a > < span class = "lineno" > 1049< / span >   < span class = "comment" > // all clauses that are used in a non-blocked certificate first in the list.< / span > < / div >
< div class = "line" > < a name = "l01050" > < / a > < span class = "lineno" > 1050< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex i :< / div >
< div class = "line" > < a name = "l01051" > < / a > < span class = "lineno" > 1051< / span >   literal_to_clauses_[current_literal.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l01052" > < / a > < span class = "lineno" > 1052< / span >   < span class = "keywordflow" > if< / span > (clauses_[i]-> empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01053" > < / a > < span class = "lineno" > 1053< / span >   < span class = "keywordtype" > bool< / span > some_marked = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01054" > < / a > < span class = "lineno" > 1054< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clauses_[i]-> AsSpan()) {< / div >
< div class = "line" > < a name = "l01055" > < / a > < span class = "lineno" > 1055< / span >   < span class = "comment" > // TODO(user): we can be faster here by only updating it at the end?< / span > < / div >
< div class = "line" > < a name = "l01056" > < / a > < span class = "lineno" > 1056< / span >   ++num_inspected_literals_;< / div >
< div class = "line" > < a name = "l01057" > < / a > < span class = "lineno" > 1057< / span >   < / div >
< div class = "line" > < a name = "l01058" > < / a > < span class = "lineno" > 1058< / span >   < span class = "keywordflow" > if< / span > (l == current_literal.Negated()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01059" > < / a > < span class = "lineno" > 1059< / span >   < span class = "keywordflow" > if< / span > (marked_[l.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l01060" > < / a > < span class = "lineno" > 1060< / span >   some_marked = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01061" > < / a > < span class = "lineno" > 1061< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01062" > < / a > < span class = "lineno" > 1062< / span >   }< / div >
< div class = "line" > < a name = "l01063" > < / a > < span class = "lineno" > 1063< / span >   }< / div >
< div class = "line" > < a name = "l01064" > < / a > < span class = "lineno" > 1064< / span >   < span class = "keywordflow" > if< / span > (!some_marked) {< / div >
< div class = "line" > < a name = "l01065" > < / a > < span class = "lineno" > 1065< / span >   is_blocked = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01066" > < / a > < span class = "lineno" > 1066< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01067" > < / a > < span class = "lineno" > 1067< / span >   }< / div >
< div class = "line" > < a name = "l01068" > < / a > < span class = "lineno" > 1068< / span >   }< / div >
< div class = "line" > < a name = "l01069" > < / a > < span class = "lineno" > 1069< / span >   < / div >
< div class = "line" > < a name = "l01070" > < / a > < span class = "lineno" > 1070< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) marked_[l.Index()] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01071" > < / a > < span class = "lineno" > 1071< / span >   < span class = "keywordflow" > return< / span > is_blocked;< / div >
< div class = "line" > < a name = "l01072" > < / a > < span class = "lineno" > 1072< / span >   }< / div >
< div class = "line" > < a name = "l01073" > < / a > < span class = "lineno" > 1073< / span >   < / div >
< div class = "line" > < a name = "l01074" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#a1837f97f35b2db520af88985ea7e5666" > 1074< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#a1837f97f35b2db520af88985ea7e5666" > BoundedVariableElimination::DoOneRound< / a > (< span class = "keywordtype" > bool< / span > log_info) {< / div >
< div class = "line" > < a name = "l01075" > < / a > < span class = "lineno" > 1075< / span >   < a class = "code" href = "class_wall_timer.html" > WallTimer< / a > < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > ;< / div >
< div class = "line" > < a name = "l01076" > < / a > < span class = "lineno" > 1076< / span >   < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a name = "l01077" > < / a > < span class = "lineno" > 1077< / span >   < / div >
< div class = "line" > < a name = "l01078" > < / a > < span class = "lineno" > 1078< / span >   dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l01079" > < / a > < span class = "lineno" > 1079< / span >   num_inspected_literals_ = 0;< / div >
< div class = "line" > < a name = "l01080" > < / a > < span class = "lineno" > 1080< / span >   num_eliminated_variables_ = 0;< / div >
< div class = "line" > < a name = "l01081" > < / a > < span class = "lineno" > 1081< / span >   num_literals_diff_ = 0;< / div >
< div class = "line" > < a name = "l01082" > < / a > < span class = "lineno" > 1082< / span >   num_clauses_diff_ = 0;< / div >
< div class = "line" > < a name = "l01083" > < / a > < span class = "lineno" > 1083< / span >   num_simplifications_ = 0;< / div >
< div class = "line" > < a name = "l01084" > < / a > < span class = "lineno" > 1084< / span >   num_blocked_clauses_ = 0;< / div >
< div class = "line" > < a name = "l01085" > < / a > < span class = "lineno" > 1085< / span >   < / div >
< div class = "line" > < a name = "l01086" > < / a > < span class = "lineno" > 1086< / span >   clauses_.clear();< / div >
< div class = "line" > < a name = "l01087" > < / a > < span class = "lineno" > 1087< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > DeleteRemovedClauses< / a > ();< / div >
< div class = "line" > < a name = "l01088" > < / a > < span class = "lineno" > 1088< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > DetachAllClauses< / a > ();< / div >
< div class = "line" > < a name = "l01089" > < / a > < span class = "lineno" > 1089< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * c : clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0569d77056e622964bd02dd901950ede" > AllClausesInCreationOrder< / a > ()) {< / div >
< div class = "line" > < a name = "l01090" > < / a > < span class = "lineno" > 1090< / span >   < span class = "comment" > // We ignore redundant clause. This shouldn' t cause any validity issue.< / span > < / div >
< div class = "line" > < a name = "l01091" > < / a > < span class = "lineno" > 1091< / span >   < span class = "comment" > // TODO(user): but we shouldn' t keep clauses containing removed literals.< / span > < / div >
< div class = "line" > < a name = "l01092" > < / a > < span class = "lineno" > 1092< / span >   < span class = "comment" > // It is still valid to do so, but it should be less efficient.< / span > < / div >
< div class = "line" > < a name = "l01093" > < / a > < span class = "lineno" > 1093< / span >   < span class = "keywordflow" > if< / span > (clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > IsRemovable< / a > (c)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01094" > < / a > < span class = "lineno" > 1094< / span >   < / div >
< div class = "line" > < a name = "l01095" > < / a > < span class = "lineno" > 1095< / span >   clauses_.push_back(c);< / div >
< div class = "line" > < a name = "l01096" > < / a > < span class = "lineno" > 1096< / span >   }< / div >
< div class = "line" > < a name = "l01097" > < / a > < span class = "lineno" > 1097< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_literals = clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a44c239ce3ac9f4886aa735ae3071a2f2" > literal_size< / a > ();< / div >
< div class = "line" > < a name = "l01098" > < / a > < span class = "lineno" > 1098< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = num_literals / 2;< / div >
< div class = "line" > < a name = "l01099" > < / a > < span class = "lineno" > 1099< / span >   < / div >
< div class = "line" > < a name = "l01100" > < / a > < span class = "lineno" > 1100< / span >   literal_to_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l01101" > < / a > < span class = "lineno" > 1101< / span >   literal_to_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_literals);< / div >
< div class = "line" > < a name = "l01102" > < / a > < span class = "lineno" > 1102< / span >   literal_to_num_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a184fe69018ae421dcf31c964bfe40576" > assign< / a > (num_literals, 0);< / div >
< div class = "line" > < a name = "l01103" > < / a > < span class = "lineno" > 1103< / span >   < span class = "keywordflow" > for< / span > (ClauseIndex i(0); i < clauses_.size(); ++i) {< / div >
< div class = "line" > < a name = "l01104" > < / a > < span class = "lineno" > 1104< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clauses_[i]-> AsSpan()) {< / div >
< div class = "line" > < a name = "l01105" > < / a > < span class = "lineno" > 1105< / span >   literal_to_clauses_[l.Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (i);< / div >
< div class = "line" > < a name = "l01106" > < / a > < span class = "lineno" > 1106< / span >   literal_to_num_clauses_[l.Index()]++;< / div >
< div class = "line" > < a name = "l01107" > < / a > < span class = "lineno" > 1107< / span >   }< / div >
< div class = "line" > < a name = "l01108" > < / a > < span class = "lineno" > 1108< / span >   num_inspected_literals_ += clauses_[i]-> size();< / div >
< div class = "line" > < a name = "l01109" > < / a > < span class = "lineno" > 1109< / span >   }< / div >
< div class = "line" > < a name = "l01110" > < / a > < span class = "lineno" > 1110< / span >   < / div >
< div class = "line" > < a name = "l01111" > < / a > < span class = "lineno" > 1111< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > saved_trail_index = trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a name = "l01112" > < / a > < span class = "lineno" > 1112< / span >   propagation_index_ = trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a name = "l01113" > < / a > < span class = "lineno" > 1113< / span >   < / div >
< div class = "line" > < a name = "l01114" > < / a > < span class = "lineno" > 1114< / span >   need_to_be_updated_.clear();< / div >
< div class = "line" > < a name = "l01115" > < / a > < span class = "lineno" > 1115< / span >   in_need_to_be_updated_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_variables);< / div >
< div class = "line" > < a name = "l01116" > < / a > < span class = "lineno" > 1116< / span >   queue_.< a class = "code" href = "classoperations__research_1_1_integer_priority_queue.html#a21cecbc35e3da9931f94afa3229354dc" > Reserve< / a > (num_variables);< / div >
< div class = "line" > < a name = "l01117" > < / a > < span class = "lineno" > 1117< / span >   < span class = "keywordflow" > for< / span > (BooleanVariable v(0); v < num_variables; ++v) {< / div >
< div class = "line" > < a name = "l01118" > < / a > < span class = "lineno" > 1118< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (v)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01119" > < / a > < span class = "lineno" > 1119< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad2d9e6c6ea7ab13e0d0002a035a6d308" > IsRemoved< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (v, < span class = "keyword" > true< / span > ))) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01120" > < / a > < span class = "lineno" > 1120< / span >   UpdatePriorityQueue(v);< / div >
< div class = "line" > < a name = "l01121" > < / a > < span class = "lineno" > 1121< / span >   }< / div >
< div class = "line" > < a name = "l01122" > < / a > < span class = "lineno" > 1122< / span >   < / div >
< div class = "line" > < a name = "l01123" > < / a > < span class = "lineno" > 1123< / span >   marked_.< a class = "code" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_literals);< / div >
< div class = "line" > < a name = "l01124" > < / a > < span class = "lineno" > 1124< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< / div >
< div class = "line" > < a name = "l01125" > < / a > < span class = "lineno" > 1125< / span >   std::all_of(marked_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ad69bd11391be1a1dba5c8202259664f8" > begin< / a > (), marked_.< a class = "code" href = "classabsl_1_1_strong_vector.html#acad38d52497a975bfb6f2f6acd76631f" > end< / a > (), [](< span class = "keywordtype" > bool< / span > < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > ) { return !b; }));< / div >
< div class = "line" > < a name = "l01126" > < / a > < span class = "lineno" > 1126< / span >   < / div >
< div class = "line" > < a name = "l01127" > < / a > < span class = "lineno" > 1127< / span >   < span class = "comment" > // TODO(user): add a local dtime limit for the corner case where this take too< / span > < / div >
< div class = "line" > < a name = "l01128" > < / a > < span class = "lineno" > 1128< / span >   < span class = "comment" > // much time. We can adapt the limit depending on how much we want to spend on< / span > < / div >
< div class = "line" > < a name = "l01129" > < / a > < span class = "lineno" > 1129< / span >   < span class = "comment" > // inprocessing.< / span > < / div >
< div class = "line" > < a name = "l01130" > < / a > < span class = "lineno" > 1130< / span >   < span class = "keywordflow" > while< / span > (!time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > () & & !queue_.< a class = "code" href = "classoperations__research_1_1_integer_priority_queue.html#a8e12342fc420701fbffd97025421575a" > IsEmpty< / a > ()) {< / div >
< div class = "line" > < a name = "l01131" > < / a > < span class = "lineno" > 1131< / span >   < span class = "keyword" > const< / span > BooleanVariable top = queue_.< a class = "code" href = "classoperations__research_1_1_integer_priority_queue.html#a8f1cb7a5e2de2945a3dcecd15a09a0a4" > Top< / a > ().var;< / div >
< div class = "line" > < a name = "l01132" > < / a > < span class = "lineno" > 1132< / span >   queue_.< a class = "code" href = "classoperations__research_1_1_integer_priority_queue.html#a701a584ce72cccbcce9cb0656b6c898b" > Pop< / a > ();< / div >
< div class = "line" > < a name = "l01133" > < / a > < span class = "lineno" > 1133< / span >   < / div >
< div class = "line" > < a name = "l01134" > < / a > < span class = "lineno" > 1134< / span >   < span class = "comment" > // Make sure we fix variables first if needed. Note that because new binary< / span > < / div >
< div class = "line" > < a name = "l01135" > < / a > < span class = "lineno" > 1135< / span >   < span class = "comment" > // clause might appear when we fix variables, we need a loop here.< / span > < / div >
< div class = "line" > < a name = "l01136" > < / a > < span class = "lineno" > 1136< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l01137" > < / a > < span class = "lineno" > 1137< / span >   < span class = "comment" > // TODO(user): we might also find new equivalent variable l => var => l< / span > < / div >
< div class = "line" > < a name = "l01138" > < / a > < span class = "lineno" > 1138< / span >   < span class = "comment" > // here, but for now we ignore those.< / span > < / div >
< div class = "line" > < a name = "l01139" > < / a > < span class = "lineno" > 1139< / span >   < span class = "keywordtype" > bool< / span > is_unsat = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01140" > < / a > < span class = "lineno" > 1140< / span >   < span class = "keywordflow" > if< / span > (!Propagate()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01141" > < / a > < span class = "lineno" > 1141< / span >   < span class = "keywordflow" > while< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abbf0624c5d966c4dcf29eece343e0592" > FindFailedLiteralAroundVar< / a > (top, & is_unsat)) {< / div >
< div class = "line" > < a name = "l01142" > < / a > < span class = "lineno" > 1142< / span >   < span class = "keywordflow" > if< / span > (!Propagate()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01143" > < / a > < span class = "lineno" > 1143< / span >   }< / div >
< div class = "line" > < a name = "l01144" > < / a > < span class = "lineno" > 1144< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01145" > < / a > < span class = "lineno" > 1145< / span >   < / div >
< div class = "line" > < a name = "l01146" > < / a > < span class = "lineno" > 1146< / span >   < span class = "keywordflow" > if< / span > (!CrossProduct(top)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01147" > < / a > < span class = "lineno" > 1147< / span >   < / div >
< div class = "line" > < a name = "l01148" > < / a > < span class = "lineno" > 1148< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > BooleanVariable v : need_to_be_updated_) {< / div >
< div class = "line" > < a name = "l01149" > < / a > < span class = "lineno" > 1149< / span >   in_need_to_be_updated_[v] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01150" > < / a > < span class = "lineno" > 1150< / span >   < / div >
< div class = "line" > < a name = "l01151" > < / a > < span class = "lineno" > 1151< / span >   < span class = "comment" > // Currently we never re-add top if we just processed it.< / span > < / div >
< div class = "line" > < a name = "l01152" > < / a > < span class = "lineno" > 1152< / span >   < span class = "keywordflow" > if< / span > (v != top) UpdatePriorityQueue(v);< / div >
< div class = "line" > < a name = "l01153" > < / a > < span class = "lineno" > 1153< / span >   }< / div >
< div class = "line" > < a name = "l01154" > < / a > < span class = "lineno" > 1154< / span >   in_need_to_be_updated_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l01155" > < / a > < span class = "lineno" > 1155< / span >   need_to_be_updated_.clear();< / div >
< div class = "line" > < a name = "l01156" > < / a > < span class = "lineno" > 1156< / span >   }< / div >
< div class = "line" > < a name = "l01157" > < / a > < span class = "lineno" > 1157< / span >   < / div >
< div class = "line" > < a name = "l01158" > < / a > < span class = "lineno" > 1158< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab64429b401679aee0bbd618449a9152a" > CleanupAllRemovedVariables< / a > ();< / div >
< div class = "line" > < a name = "l01159" > < / a > < span class = "lineno" > 1159< / span >   < / div >
< div class = "line" > < a name = "l01160" > < / a > < span class = "lineno" > 1160< / span >   < span class = "comment" > // Remove all redundant clause containing a removed literal. This avoid to< / span > < / div >
< div class = "line" > < a name = "l01161" > < / a > < span class = "lineno" > 1161< / span >   < span class = "comment" > // re-introduce a removed literal via conflict learning.< / span > < / div >
< div class = "line" > < a name = "l01162" > < / a > < span class = "lineno" > 1162< / span >   < span class = "keywordflow" > for< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * c : clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0569d77056e622964bd02dd901950ede" > AllClausesInCreationOrder< / a > ()) {< / div >
< div class = "line" > < a name = "l01163" > < / a > < span class = "lineno" > 1163< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > IsRemovable< / a > (c)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01164" > < / a > < span class = "lineno" > 1164< / span >   < span class = "keywordtype" > bool< / span > remove = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01165" > < / a > < span class = "lineno" > 1165< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : c-> AsSpan()) {< / div >
< div class = "line" > < a name = "l01166" > < / a > < span class = "lineno" > 1166< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad2d9e6c6ea7ab13e0d0002a035a6d308" > IsRemoved< / a > (l)) {< / div >
< div class = "line" > < a name = "l01167" > < / a > < span class = "lineno" > 1167< / span >   remove = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01168" > < / a > < span class = "lineno" > 1168< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01169" > < / a > < span class = "lineno" > 1169< / span >   }< / div >
< div class = "line" > < a name = "l01170" > < / a > < span class = "lineno" > 1170< / span >   }< / div >
< div class = "line" > < a name = "l01171" > < / a > < span class = "lineno" > 1171< / span >   < span class = "keywordflow" > if< / span > (remove) clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (c);< / div >
< div class = "line" > < a name = "l01172" > < / a > < span class = "lineno" > 1172< / span >   }< / div >
< div class = "line" > < a name = "l01173" > < / a > < span class = "lineno" > 1173< / span >   < / div >
< div class = "line" > < a name = "l01174" > < / a > < span class = "lineno" > 1174< / span >   < span class = "comment" > // Release some memory.< / span > < / div >
< div class = "line" > < a name = "l01175" > < / a > < span class = "lineno" > 1175< / span >   literal_to_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l01176" > < / a > < span class = "lineno" > 1176< / span >   literal_to_num_clauses_.< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l01177" > < / a > < span class = "lineno" > 1177< / span >   < / div >
< div class = "line" > < a name = "l01178" > < / a > < span class = "lineno" > 1178< / span >   dtime_ += 1e-8 * num_inspected_literals_;< / div >
< div class = "line" > < a name = "l01179" > < / a > < span class = "lineno" > 1179< / span >   time_limit_-> < a class = "code" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime_);< / div >
< div class = "line" > < a name = "l01180" > < / a > < span class = "lineno" > 1180< / span >   log_info |= < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a name = "l01181" > < / a > < span class = "lineno" > 1181< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " BVE." < / span > < / div >
< div class = "line" > < a name = "l01182" > < / a > < span class = "lineno" > 1182< / span >   < < < span class = "stringliteral" > " num_fixed: " < / span > < / div >
< div class = "line" > < a name = "l01183" > < / a > < span class = "lineno" > 1183< / span >   < < trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > () - saved_trail_index< / div >
< div class = "line" > < a name = "l01184" > < / a > < span class = "lineno" > 1184< / span >   < < < span class = "stringliteral" > " num_simplified_literals: " < / span > < < num_simplifications_< / div >
< div class = "line" > < a name = "l01185" > < / a > < span class = "lineno" > 1185< / span >   < < < span class = "stringliteral" > " num_blocked_clauses_: " < / span > < < num_blocked_clauses_< / div >
< div class = "line" > < a name = "l01186" > < / a > < span class = "lineno" > 1186< / span >   < < < span class = "stringliteral" > " num_eliminations: " < / span > < < num_eliminated_variables_< / div >
< div class = "line" > < a name = "l01187" > < / a > < span class = "lineno" > 1187< / span >   < < < span class = "stringliteral" > " num_literals_diff: " < / span > < < num_literals_diff_< / div >
< div class = "line" > < a name = "l01188" > < / a > < span class = "lineno" > 1188< / span >   < < < span class = "stringliteral" > " num_clause_diff: " < / span > < < num_clauses_diff_< / div >
< div class = "line" > < a name = "l01189" > < / a > < span class = "lineno" > 1189< / span >   < < < span class = "stringliteral" > " dtime: " < / span > < < dtime_< / div >
< div class = "line" > < a name = "l01190" > < / a > < span class = "lineno" > 1190< / span >   < < < span class = "stringliteral" > " wtime: " < / span > < < < a class = "code" href = "cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf" > wall_timer< / a > .< a class = "code" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a name = "l01191" > < / a > < span class = "lineno" > 1191< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01192" > < / a > < span class = "lineno" > 1192< / span >   }< / div >
< div class = "line" > < a name = "l01193" > < / a > < span class = "lineno" > 1193< / span >   < / div >
< div class = "line" > < a name = "l01194" > < / a > < span class = "lineno" > 1194< / span >   < span class = "keywordtype" > bool< / span > BoundedVariableElimination::RemoveLiteralFromClause(< / div >
< div class = "line" > < a name = "l01195" > < / a > < span class = "lineno" > 1195< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit, < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * sat_clause) {< / div >
< div class = "line" > < a name = "l01196" > < / a > < span class = "lineno" > 1196< / span >   num_literals_diff_ -= sat_clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > ();< / div >
< div class = "line" > < a name = "l01197" > < / a > < span class = "lineno" > 1197< / span >   resolvant_.clear();< / div >
< div class = "line" > < a name = "l01198" > < / a > < span class = "lineno" > 1198< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : sat_clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > AsSpan< / a > ()) {< / div >
< div class = "line" > < a name = "l01199" > < / a > < span class = "lineno" > 1199< / span >   < span class = "keywordflow" > if< / span > (l == lit || assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (l)) {< / div >
< div class = "line" > < a name = "l01200" > < / a > < span class = "lineno" > 1200< / span >   literal_to_num_clauses_[l.Index()]--;< / div >
< div class = "line" > < a name = "l01201" > < / a > < span class = "lineno" > 1201< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01202" > < / a > < span class = "lineno" > 1202< / span >   }< / div >
< div class = "line" > < a name = "l01203" > < / a > < span class = "lineno" > 1203< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (l)) {< / div >
< div class = "line" > < a name = "l01204" > < / a > < span class = "lineno" > 1204< / span >   num_clauses_diff_--;< / div >
< div class = "line" > < a name = "l01205" > < / a > < span class = "lineno" > 1205< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (sat_clause);< / div >
< div class = "line" > < a name = "l01206" > < / a > < span class = "lineno" > 1206< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01207" > < / a > < span class = "lineno" > 1207< / span >   }< / div >
< div class = "line" > < a name = "l01208" > < / a > < span class = "lineno" > 1208< / span >   resolvant_.push_back(l);< / div >
< div class = "line" > < a name = "l01209" > < / a > < span class = "lineno" > 1209< / span >   }< / div >
< div class = "line" > < a name = "l01210" > < / a > < span class = "lineno" > 1210< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > InprocessingRewriteClause< / a > (sat_clause, resolvant_)) {< / div >
< div class = "line" > < a name = "l01211" > < / a > < span class = "lineno" > 1211< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01212" > < / a > < span class = "lineno" > 1212< / span >   }< / div >
< div class = "line" > < a name = "l01213" > < / a > < span class = "lineno" > 1213< / span >   < span class = "keywordflow" > if< / span > (sat_clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a78c28538faebd5f023cd4511df6ffee4" > empty< / a > ()) {< / div >
< div class = "line" > < a name = "l01214" > < / a > < span class = "lineno" > 1214< / span >   --num_clauses_diff_;< / div >
< div class = "line" > < a name = "l01215" > < / a > < span class = "lineno" > 1215< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : resolvant_) literal_to_num_clauses_[l.Index()]--;< / div >
< div class = "line" > < a name = "l01216" > < / a > < span class = "lineno" > 1216< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01217" > < / a > < span class = "lineno" > 1217< / span >   num_literals_diff_ += sat_clause-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > ();< / div >
< div class = "line" > < a name = "l01218" > < / a > < span class = "lineno" > 1218< / span >   }< / div >
< div class = "line" > < a name = "l01219" > < / a > < span class = "lineno" > 1219< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01220" > < / a > < span class = "lineno" > 1220< / span >   }< / div >
< div class = "line" > < a name = "l01221" > < / a > < span class = "lineno" > 1221< / span >   < / div >
< div class = "line" > < a name = "l01222" > < / a > < span class = "lineno" > 1222< / span >   < span class = "keywordtype" > bool< / span > BoundedVariableElimination::Propagate() {< / div >
< div class = "line" > < a name = "l01223" > < / a > < span class = "lineno" > 1223< / span >   < span class = "keywordflow" > for< / span > (; propagation_index_ < trail_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > (); ++propagation_index_) {< / div >
< div class = "line" > < a name = "l01224" > < / a > < span class = "lineno" > 1224< / span >   < span class = "comment" > // Make sure we always propagate the binary clauses first.< / span > < / div >
< div class = "line" > < a name = "l01225" > < / a > < span class = "lineno" > 1225< / span >   < span class = "keywordflow" > if< / span > (!implication_graph_-> < a class = "code" 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 name = "l01226" > < / a > < span class = "lineno" > 1226< / span >   < / div >
< div class = "line" > < a name = "l01227" > < / a > < span class = "lineno" > 1227< / span >   < span class = "keyword" > const< / span > Literal l = (*trail_)[propagation_index_];< / div >
< div class = "line" > < a name = "l01228" > < / a > < span class = "lineno" > 1228< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex < a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : literal_to_clauses_[l.Index()]) {< / div >
< div class = "line" > < a name = "l01229" > < / a > < span class = "lineno" > 1229< / span >   < span class = "keywordflow" > if< / span > (clauses_[< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]-> empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01230" > < / a > < span class = "lineno" > 1230< / span >   num_clauses_diff_--;< / div >
< div class = "line" > < a name = "l01231" > < / a > < span class = "lineno" > 1231< / span >   num_literals_diff_ -= clauses_[< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]-> size();< / div >
< div class = "line" > < a name = "l01232" > < / a > < span class = "lineno" > 1232< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (clauses_[< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]);< / div >
< div class = "line" > < a name = "l01233" > < / a > < span class = "lineno" > 1233< / span >   }< / div >
< div class = "line" > < a name = "l01234" > < / a > < span class = "lineno" > 1234< / span >   literal_to_clauses_[l.Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l01235" > < / a > < span class = "lineno" > 1235< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex < a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : literal_to_clauses_[l.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l01236" > < / a > < span class = "lineno" > 1236< / span >   < span class = "keywordflow" > if< / span > (clauses_[< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]-> empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01237" > < / a > < span class = "lineno" > 1237< / span >   < span class = "keywordflow" > if< / span > (!RemoveLiteralFromClause(l.Negated(), clauses_[< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ])) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01238" > < / a > < span class = "lineno" > 1238< / span >   }< / div >
< div class = "line" > < a name = "l01239" > < / a > < span class = "lineno" > 1239< / span >   literal_to_clauses_[l.NegatedIndex()].< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l01240" > < / a > < span class = "lineno" > 1240< / span >   }< / div >
< div class = "line" > < a name = "l01241" > < / a > < span class = "lineno" > 1241< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01242" > < / a > < span class = "lineno" > 1242< / span >   }< / div >
< div class = "line" > < a name = "l01243" > < / a > < span class = "lineno" > 1243< / span >   < / div >
< div class = "line" > < a name = "l01244" > < / a > < span class = "lineno" > 1244< / span >   < span class = "comment" > // Note that we use the estimated size here to make it fast. It is okay if the< / span > < / div >
< div class = "line" > < a name = "l01245" > < / a > < span class = "lineno" > 1245< / span >   < span class = "comment" > // order of elimination is not perfect... We can improve on this later.< / span > < / div >
< div class = "line" > < a name = "l01246" > < / a > < span class = "lineno" > 1246< / span >   < span class = "keywordtype" > int< / span > BoundedVariableElimination::NumClausesContaining(Literal l) {< / div >
< div class = "line" > < a name = "l01247" > < / a > < span class = "lineno" > 1247< / span >   < span class = "keywordflow" > return< / span > literal_to_num_clauses_[l.Index()] +< / div >
< div class = "line" > < a name = "l01248" > < / a > < span class = "lineno" > 1248< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#afc581e906dd97aacce13dd14d6a12cf3" > DirectImplicationsEstimatedSize< / a > (l.Negated());< / div >
< div class = "line" > < a name = "l01249" > < / a > < span class = "lineno" > 1249< / span >   }< / div >
< div class = "line" > < a name = "l01250" > < / a > < span class = "lineno" > 1250< / span >   < / div >
< div class = "line" > < a name = "l01251" > < / a > < span class = "lineno" > 1251< / span >   < span class = "comment" > // TODO(user): Only enqueue variable that can be removed.< / span > < / div >
< div class = "line" > < a name = "l01252" > < / a > < span class = "lineno" > 1252< / span >   < span class = "keywordtype" > void< / span > BoundedVariableElimination::UpdatePriorityQueue(BooleanVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l01253" > < / a > < span class = "lineno" > 1253< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l01254" > < / a > < span class = "lineno" > 1254< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > priority = -NumClausesContaining(Literal(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > )) -< / div >
< div class = "line" > < a name = "l01255" > < / a > < span class = "lineno" > 1255< / span >   NumClausesContaining(Literal(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > ));< / div >
< div class = "line" > < a name = "l01256" > < / a > < span class = "lineno" > 1256< / span >   < span class = "keywordflow" > if< / span > (queue_.< a class = "code" href = "classoperations__research_1_1_integer_priority_queue.html#a06fe50b32a75c0a071b68ebbacb8f681" > Contains< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value())) {< / div >
< div class = "line" > < a name = "l01257" > < / a > < span class = "lineno" > 1257< / span >   queue_.< a class = "code" href = "classoperations__research_1_1_integer_priority_queue.html#a115ac0fc2fcd2f50cf756b94a329fb3c" > ChangePriority< / a > ({< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , priority});< / div >
< div class = "line" > < a name = "l01258" > < / a > < span class = "lineno" > 1258< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01259" > < / a > < span class = "lineno" > 1259< / span >   queue_.< a class = "code" href = "classoperations__research_1_1_integer_priority_queue.html#a260b134ff6e3aa564e8ba1f879aea3d9" > Add< / a > ({< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , priority});< / div >
< div class = "line" > < a name = "l01260" > < / a > < span class = "lineno" > 1260< / span >   }< / div >
< div class = "line" > < a name = "l01261" > < / a > < span class = "lineno" > 1261< / span >   }< / div >
< div class = "line" > < a name = "l01262" > < / a > < span class = "lineno" > 1262< / span >   < / div >
< div class = "line" > < a name = "l01263" > < / a > < span class = "lineno" > 1263< / span >   < span class = "keywordtype" > void< / span > BoundedVariableElimination::DeleteClause(SatClause* sat_clause) {< / div >
< div class = "line" > < a name = "l01264" > < / a > < span class = "lineno" > 1264< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > clause = sat_clause-> AsSpan();< / div >
< div class = "line" > < a name = "l01265" > < / a > < span class = "lineno" > 1265< / span >   < / div >
< div class = "line" > < a name = "l01266" > < / a > < span class = "lineno" > 1266< / span >   num_clauses_diff_--;< / div >
< div class = "line" > < a name = "l01267" > < / a > < span class = "lineno" > 1267< / span >   num_literals_diff_ -= clause.size();< / div >
< div class = "line" > < a name = "l01268" > < / a > < span class = "lineno" > 1268< / span >   < / div >
< div class = "line" > < a name = "l01269" > < / a > < span class = "lineno" > 1269< / span >   < span class = "comment" > // Update literal < -> clause graph.< / span > < / div >
< div class = "line" > < a name = "l01270" > < / a > < span class = "lineno" > 1270< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) {< / div >
< div class = "line" > < a name = "l01271" > < / a > < span class = "lineno" > 1271< / span >   literal_to_num_clauses_[l.Index()]--;< / div >
< div class = "line" > < a name = "l01272" > < / a > < span class = "lineno" > 1272< / span >   < span class = "keywordflow" > if< / span > (!in_need_to_be_updated_[l.Variable()]) {< / div >
< div class = "line" > < a name = "l01273" > < / a > < span class = "lineno" > 1273< / span >   in_need_to_be_updated_[l.Variable()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01274" > < / a > < span class = "lineno" > 1274< / span >   need_to_be_updated_.push_back(l.Variable());< / div >
< div class = "line" > < a name = "l01275" > < / a > < span class = "lineno" > 1275< / span >   }< / div >
< div class = "line" > < a name = "l01276" > < / a > < span class = "lineno" > 1276< / span >   }< / div >
< div class = "line" > < a name = "l01277" > < / a > < span class = "lineno" > 1277< / span >   < / div >
< div class = "line" > < a name = "l01278" > < / a > < span class = "lineno" > 1278< / span >   < span class = "comment" > // Lazy deletion of the clause.< / span > < / div >
< div class = "line" > < a name = "l01279" > < / a > < span class = "lineno" > 1279< / span >   clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (sat_clause);< / div >
< div class = "line" > < a name = "l01280" > < / a > < span class = "lineno" > 1280< / span >   }< / div >
< div class = "line" > < a name = "l01281" > < / a > < span class = "lineno" > 1281< / span >   < / div >
< div class = "line" > < a name = "l01282" > < / a > < span class = "lineno" > 1282< / span >   < span class = "keywordtype" > void< / span > BoundedVariableElimination::DeleteAllClausesContaining(Literal < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a name = "l01283" > < / a > < span class = "lineno" > 1283< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex i : literal_to_clauses_[< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()]) {< / div >
< div class = "line" > < a name = "l01284" > < / a > < span class = "lineno" > 1284< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > clause = clauses_[i]-> AsSpan();< / div >
< div class = "line" > < a name = "l01285" > < / a > < span class = "lineno" > 1285< / span >   < span class = "keywordflow" > if< / span > (clause.empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01286" > < / a > < span class = "lineno" > 1286< / span >   postsolve_-> < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > AddClauseWithSpecialLiteral< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , clause);< / div >
< div class = "line" > < a name = "l01287" > < / a > < span class = "lineno" > 1287< / span >   DeleteClause(clauses_[i]);< / div >
< div class = "line" > < a name = "l01288" > < / a > < span class = "lineno" > 1288< / span >   }< / div >
< div class = "line" > < a name = "l01289" > < / a > < span class = "lineno" > 1289< / span >   literal_to_clauses_[< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a name = "l01290" > < / a > < span class = "lineno" > 1290< / span >   }< / div >
< div class = "line" > < a name = "l01291" > < / a > < span class = "lineno" > 1291< / span >   < / div >
< div class = "line" > < a name = "l01292" > < / a > < span class = "lineno" > 1292< / span >   < span class = "keywordtype" > void< / span > BoundedVariableElimination::AddClause(absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a name = "l01293" > < / a > < span class = "lineno" > 1293< / span >   SatClause* pt = clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a74971b631e1b357b2f440dff321b5c9b" > InprocessingAddClause< / a > (clause);< / div >
< div class = "line" > < a name = "l01294" > < / a > < span class = "lineno" > 1294< / span >   < span class = "keywordflow" > if< / span > (pt == < span class = "keyword" > nullptr< / span > ) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l01295" > < / a > < span class = "lineno" > 1295< / span >   < / div >
< div class = "line" > < a name = "l01296" > < / a > < span class = "lineno" > 1296< / span >   num_clauses_diff_++;< / div >
< div class = "line" > < a name = "l01297" > < / a > < span class = "lineno" > 1297< / span >   num_literals_diff_ += clause.size();< / div >
< div class = "line" > < a name = "l01298" > < / a > < span class = "lineno" > 1298< / span >   < / div >
< div class = "line" > < a name = "l01299" > < / a > < span class = "lineno" > 1299< / span >   < span class = "keyword" > const< / span > ClauseIndex < a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > (clauses_.size());< / div >
< div class = "line" > < a name = "l01300" > < / a > < span class = "lineno" > 1300< / span >   clauses_.push_back(pt);< / div >
< div class = "line" > < a name = "l01301" > < / a > < span class = "lineno" > 1301< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) {< / div >
< div class = "line" > < a name = "l01302" > < / a > < span class = "lineno" > 1302< / span >   literal_to_num_clauses_[l.Index()]++;< / div >
< div class = "line" > < a name = "l01303" > < / a > < span class = "lineno" > 1303< / span >   literal_to_clauses_[l.Index()].< a class = "code" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > );< / div >
< div class = "line" > < a name = "l01304" > < / a > < span class = "lineno" > 1304< / span >   < span class = "keywordflow" > if< / span > (!in_need_to_be_updated_[l.Variable()]) {< / div >
< div class = "line" > < a name = "l01305" > < / a > < span class = "lineno" > 1305< / span >   in_need_to_be_updated_[l.Variable()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01306" > < / a > < span class = "lineno" > 1306< / span >   need_to_be_updated_.push_back(l.Variable());< / div >
< div class = "line" > < a name = "l01307" > < / a > < span class = "lineno" > 1307< / span >   }< / div >
< div class = "line" > < a name = "l01308" > < / a > < span class = "lineno" > 1308< / span >   }< / div >
< div class = "line" > < a name = "l01309" > < / a > < span class = "lineno" > 1309< / span >   }< / div >
< div class = "line" > < a name = "l01310" > < / a > < span class = "lineno" > 1310< / span >   < / div >
< div class = "line" > < a name = "l01311" > < / a > < span class = "lineno" > 1311< / span >   < span class = "keyword" > template< / span > < < span class = "keywordtype" > bool< / span > score_only, < span class = "keywordtype" > bool< / span > with_binary_only> < / div >
< div class = "line" > < a name = "l01312" > < / a > < span class = "lineno" > 1312< / span >   < span class = "keywordtype" > bool< / span > BoundedVariableElimination::ResolveAllClauseContaining(Literal lit) {< / div >
< div class = "line" > < a name = "l01313" > < / a > < span class = "lineno" > 1313< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > clause_weight = parameters_.presolve_bve_clause_weight();< / div >
< div class = "line" > < a name = "l01314" > < / a > < span class = "lineno" > 1314< / span >   < / div >
< div class = "line" > < a name = "l01315" > < / a > < span class = "lineno" > 1315< / span >   < span class = "keyword" > const< / span > std::vector< Literal> & implications =< / div >
< div class = "line" > < a name = "l01316" > < / a > < span class = "lineno" > 1316< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (lit);< / div >
< div class = "line" > < a name = "l01317" > < / a > < span class = "lineno" > 1317< / span >   < span class = "keyword" > auto< / span > & clause_containing_lit = literal_to_clauses_[lit.Index()];< / div >
< div class = "line" > < a name = "l01318" > < / a > < span class = "lineno" > 1318< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < clause_containing_lit.size(); ++i) {< / div >
< div class = "line" > < a name = "l01319" > < / a > < span class = "lineno" > 1319< / span >   < span class = "keyword" > const< / span > ClauseIndex clause_index = clause_containing_lit[i];< / div >
< div class = "line" > < a name = "l01320" > < / a > < span class = "lineno" > 1320< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > clause = clauses_[clause_index]-> AsSpan();< / div >
< div class = "line" > < a name = "l01321" > < / a > < span class = "lineno" > 1321< / span >   < span class = "keywordflow" > if< / span > (clause.empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01322" > < / a > < span class = "lineno" > 1322< / span >   < / div >
< div class = "line" > < a name = "l01323" > < / a > < span class = "lineno" > 1323< / span >   < span class = "keywordflow" > if< / span > (!score_only) resolvant_.clear();< / div >
< div class = "line" > < a name = "l01324" > < / a > < span class = "lineno" > 1324< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) {< / div >
< div class = "line" > < a name = "l01325" > < / a > < span class = "lineno" > 1325< / span >   < span class = "keywordflow" > if< / span > (!score_only & & l != lit) resolvant_.push_back(l);< / div >
< div class = "line" > < a name = "l01326" > < / a > < span class = "lineno" > 1326< / span >   marked_[l.Index()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01327" > < / a > < span class = "lineno" > 1327< / span >   }< / div >
< div class = "line" > < a name = "l01328" > < / a > < span class = "lineno" > 1328< / span >   num_inspected_literals_ += clause.size() + implications.size();< / div >
< div class = "line" > < a name = "l01329" > < / a > < span class = "lineno" > 1329< / span >   < / div >
< div class = "line" > < a name = "l01330" > < / a > < span class = "lineno" > 1330< / span >   < span class = "comment" > // If this is true, then " clause" is subsumed by one of its resolvant and we< / span > < / div >
< div class = "line" > < a name = "l01331" > < / a > < span class = "lineno" > 1331< / span >   < span class = "comment" > // can just remove lit from it. Then it doesn' t need to be acounted at all.< / span > < / div >
< div class = "line" > < a name = "l01332" > < / a > < span class = "lineno" > 1332< / span >   < span class = "keywordtype" > bool< / span > clause_can_be_simplified = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01333" > < / a > < span class = "lineno" > 1333< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > saved_score = new_score_;< / div >
< div class = "line" > < a name = "l01334" > < / a > < span class = "lineno" > 1334< / span >   < / div >
< div class = "line" > < a name = "l01335" > < / a > < span class = "lineno" > 1335< / span >   < span class = "comment" > // Resolution with binary clauses.< / span > < / div >
< div class = "line" > < a name = "l01336" > < / a > < span class = "lineno" > 1336< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : implications) {< / div >
< div class = "line" > < a name = "l01337" > < / a > < span class = "lineno" > 1337< / span >   < a class = "code" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (l, lit);< / div >
< div class = "line" > < a name = "l01338" > < / a > < span class = "lineno" > 1338< / span >   < span class = "keywordflow" > if< / span > (marked_[l.NegatedIndex()]) < span class = "keywordflow" > continue< / span > ; < span class = "comment" > // trivial.< / span > < / div >
< div class = "line" > < a name = "l01339" > < / a > < span class = "lineno" > 1339< / span >   < span class = "keywordflow" > if< / span > (marked_[l.Index()]) {< / div >
< div class = "line" > < a name = "l01340" > < / a > < span class = "lineno" > 1340< / span >   clause_can_be_simplified = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01341" > < / a > < span class = "lineno" > 1341< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01342" > < / a > < span class = "lineno" > 1342< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01343" > < / a > < span class = "lineno" > 1343< / span >   < span class = "keywordflow" > if< / span > (score_only) {< / div >
< div class = "line" > < a name = "l01344" > < / a > < span class = "lineno" > 1344< / span >   new_score_ += clause_weight + clause.size();< / div >
< div class = "line" > < a name = "l01345" > < / a > < span class = "lineno" > 1345< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01346" > < / a > < span class = "lineno" > 1346< / span >   resolvant_.push_back(l);< / div >
< div class = "line" > < a name = "l01347" > < / a > < span class = "lineno" > 1347< / span >   AddClause(resolvant_);< / div >
< div class = "line" > < a name = "l01348" > < / a > < span class = "lineno" > 1348< / span >   resolvant_.pop_back();< / div >
< div class = "line" > < a name = "l01349" > < / a > < span class = "lineno" > 1349< / span >   }< / div >
< div class = "line" > < a name = "l01350" > < / a > < span class = "lineno" > 1350< / span >   }< / div >
< div class = "line" > < a name = "l01351" > < / a > < span class = "lineno" > 1351< / span >   }< / div >
< div class = "line" > < a name = "l01352" > < / a > < span class = "lineno" > 1352< / span >   < / div >
< div class = "line" > < a name = "l01353" > < / a > < span class = "lineno" > 1353< / span >   < span class = "comment" > // Resolution with non-binary clauses.< / span > < / div >
< div class = "line" > < a name = "l01354" > < / a > < span class = "lineno" > 1354< / span >   < span class = "keywordflow" > if< / span > (!with_binary_only & & !clause_can_be_simplified) {< / div >
< div class = "line" > < a name = "l01355" > < / a > < span class = "lineno" > 1355< / span >   < span class = "keyword" > auto< / span > & clause_containing_not_lit = literal_to_clauses_[lit.NegatedIndex()];< / div >
< div class = "line" > < a name = "l01356" > < / a > < span class = "lineno" > 1356< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = 0; j < clause_containing_not_lit.size(); ++j) {< / div >
< div class = "line" > < a name = "l01357" > < / a > < span class = "lineno" > 1357< / span >   < span class = "keywordflow" > if< / span > (score_only & & new_score_ > score_threshold_) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01358" > < / a > < span class = "lineno" > 1358< / span >   < span class = "keyword" > const< / span > ClauseIndex other_index = clause_containing_not_lit[j];< / div >
< div class = "line" > < a name = "l01359" > < / a > < span class = "lineno" > 1359< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > other = clauses_[other_index]-> AsSpan();< / div >
< div class = "line" > < a name = "l01360" > < / a > < span class = "lineno" > 1360< / span >   < span class = "keywordflow" > if< / span > (other.empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01361" > < / a > < span class = "lineno" > 1361< / span >   < span class = "keywordtype" > bool< / span > trivial = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01362" > < / a > < span class = "lineno" > 1362< / span >   < span class = "keywordtype" > int< / span > extra_size = 0;< / div >
< div class = "line" > < a name = "l01363" > < / a > < span class = "lineno" > 1363< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : other) {< / div >
< div class = "line" > < a name = "l01364" > < / a > < span class = "lineno" > 1364< / span >   < span class = "comment" > // TODO(user): we can optimize this by updating it outside the loop.< / span > < / div >
< div class = "line" > < a name = "l01365" > < / a > < span class = "lineno" > 1365< / span >   ++num_inspected_literals_;< / div >
< div class = "line" > < a name = "l01366" > < / a > < span class = "lineno" > 1366< / span >   < span class = "keywordflow" > if< / span > (l == lit.Negated()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01367" > < / a > < span class = "lineno" > 1367< / span >   < span class = "keywordflow" > if< / span > (marked_[l.NegatedIndex()]) {< / div >
< div class = "line" > < a name = "l01368" > < / a > < span class = "lineno" > 1368< / span >   trivial = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01369" > < / a > < span class = "lineno" > 1369< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01370" > < / a > < span class = "lineno" > 1370< / span >   }< / div >
< div class = "line" > < a name = "l01371" > < / a > < span class = "lineno" > 1371< / span >   < span class = "keywordflow" > if< / span > (!marked_[l.Index()]) {< / div >
< div class = "line" > < a name = "l01372" > < / a > < span class = "lineno" > 1372< / span >   ++extra_size;< / div >
< div class = "line" > < a name = "l01373" > < / a > < span class = "lineno" > 1373< / span >   < span class = "keywordflow" > if< / span > (!score_only) resolvant_.push_back(l);< / div >
< div class = "line" > < a name = "l01374" > < / a > < span class = "lineno" > 1374< / span >   }< / div >
< div class = "line" > < a name = "l01375" > < / a > < span class = "lineno" > 1375< / span >   }< / div >
< div class = "line" > < a name = "l01376" > < / a > < span class = "lineno" > 1376< / span >   < span class = "keywordflow" > if< / span > (trivial) {< / div >
< div class = "line" > < a name = "l01377" > < / a > < span class = "lineno" > 1377< / span >   < span class = "keywordflow" > if< / span > (!score_only) resolvant_.resize(resolvant_.size() - extra_size);< / div >
< div class = "line" > < a name = "l01378" > < / a > < span class = "lineno" > 1378< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01379" > < / a > < span class = "lineno" > 1379< / span >   }< / div >
< div class = "line" > < a name = "l01380" > < / a > < span class = "lineno" > 1380< / span >   < / div >
< div class = "line" > < a name = "l01381" > < / a > < span class = "lineno" > 1381< / span >   < span class = "comment" > // If this is the case, the other clause is subsumed by the resolvant.< / span > < / div >
< div class = "line" > < a name = "l01382" > < / a > < span class = "lineno" > 1382< / span >   < span class = "comment" > // We can just remove not_lit from it and ignore it.< / span > < / div >
< div class = "line" > < a name = "l01383" > < / a > < span class = "lineno" > 1383< / span >   < span class = "keywordflow" > if< / span > (score_only & & clause.size() + extra_size < = other.size()) {< / div >
< div class = "line" > < a name = "l01384" > < / a > < span class = "lineno" > 1384< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (clause.size() + extra_size, other.size());< / div >
< div class = "line" > < a name = "l01385" > < / a > < span class = "lineno" > 1385< / span >   ++num_simplifications_;< / div >
< div class = "line" > < a name = "l01386" > < / a > < span class = "lineno" > 1386< / span >   < / div >
< div class = "line" > < a name = "l01387" > < / a > < span class = "lineno" > 1387< / span >   < span class = "comment" > // Note that we update the threshold since this clause was counted in< / span > < / div >
< div class = "line" > < a name = "l01388" > < / a > < span class = "lineno" > 1388< / span >   < span class = "comment" > // it.< / span > < / div >
< div class = "line" > < a name = "l01389" > < / a > < span class = "lineno" > 1389< / span >   score_threshold_ -= clause_weight + other.size();< / div >
< div class = "line" > < a name = "l01390" > < / a > < span class = "lineno" > 1390< / span >   < / div >
< div class = "line" > < a name = "l01391" > < / a > < span class = "lineno" > 1391< / span >   < span class = "keywordflow" > if< / span > (extra_size == 0) {< / div >
< div class = "line" > < a name = "l01392" > < / a > < span class = "lineno" > 1392< / span >   < span class = "comment" > // We have a double self-subsumption. We can just remove this< / span > < / div >
< div class = "line" > < a name = "l01393" > < / a > < span class = "lineno" > 1393< / span >   < span class = "comment" > // clause since it will be subsumed by the clause created in the< / span > < / div >
< div class = "line" > < a name = "l01394" > < / a > < span class = "lineno" > 1394< / span >   < span class = "comment" > // " clause_can_be_simplified" case below.< / span > < / div >
< div class = "line" > < a name = "l01395" > < / a > < span class = "lineno" > 1395< / span >   DeleteClause(clauses_[other_index]);< / div >
< div class = "line" > < a name = "l01396" > < / a > < span class = "lineno" > 1396< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01397" > < / a > < span class = "lineno" > 1397< / span >   < span class = "keywordflow" > if< / span > (!RemoveLiteralFromClause(lit.Negated(),< / div >
< div class = "line" > < a name = "l01398" > < / a > < span class = "lineno" > 1398< / span >   clauses_[other_index])) {< / div >
< div class = "line" > < a name = "l01399" > < / a > < span class = "lineno" > 1399< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01400" > < / a > < span class = "lineno" > 1400< / span >   }< / div >
< div class = "line" > < a name = "l01401" > < / a > < span class = "lineno" > 1401< / span >   std::swap(clause_containing_not_lit[j],< / div >
< div class = "line" > < a name = "l01402" > < / a > < span class = "lineno" > 1402< / span >   clause_containing_not_lit.back());< / div >
< div class = "line" > < a name = "l01403" > < / a > < span class = "lineno" > 1403< / span >   clause_containing_not_lit.pop_back();< / div >
< div class = "line" > < a name = "l01404" > < / a > < span class = "lineno" > 1404< / span >   --j; < span class = "comment" > // Reprocess the new position.< / span > < / div >
< div class = "line" > < a name = "l01405" > < / a > < span class = "lineno" > 1405< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01406" > < / a > < span class = "lineno" > 1406< / span >   }< / div >
< div class = "line" > < a name = "l01407" > < / a > < span class = "lineno" > 1407< / span >   }< / div >
< div class = "line" > < a name = "l01408" > < / a > < span class = "lineno" > 1408< / span >   < / div >
< div class = "line" > < a name = "l01409" > < / a > < span class = "lineno" > 1409< / span >   < span class = "keywordflow" > if< / span > (extra_size == 0) {< / div >
< div class = "line" > < a name = "l01410" > < / a > < span class = "lineno" > 1410< / span >   clause_can_be_simplified = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01411" > < / a > < span class = "lineno" > 1411< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01412" > < / a > < span class = "lineno" > 1412< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01413" > < / a > < span class = "lineno" > 1413< / span >   < span class = "keywordflow" > if< / span > (score_only) {< / div >
< div class = "line" > < a name = "l01414" > < / a > < span class = "lineno" > 1414< / span >   < span class = "comment" > // Hack. We do not want to create long clauses during BVE.< / span > < / div >
< div class = "line" > < a name = "l01415" > < / a > < span class = "lineno" > 1415< / span >   < span class = "keywordflow" > if< / span > (clause.size() - 1 + extra_size > 100) {< / div >
< div class = "line" > < a name = "l01416" > < / a > < span class = "lineno" > 1416< / span >   new_score_ = score_threshold_ + 1;< / div >
< div class = "line" > < a name = "l01417" > < / a > < span class = "lineno" > 1417< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01418" > < / a > < span class = "lineno" > 1418< / span >   }< / div >
< div class = "line" > < a name = "l01419" > < / a > < span class = "lineno" > 1419< / span >   < / div >
< div class = "line" > < a name = "l01420" > < / a > < span class = "lineno" > 1420< / span >   new_score_ += clause_weight + clause.size() - 1 + extra_size;< / div >
< div class = "line" > < a name = "l01421" > < / a > < span class = "lineno" > 1421< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01422" > < / a > < span class = "lineno" > 1422< / span >   AddClause(resolvant_);< / div >
< div class = "line" > < a name = "l01423" > < / a > < span class = "lineno" > 1423< / span >   resolvant_.resize(resolvant_.size() - extra_size);< / div >
< div class = "line" > < a name = "l01424" > < / a > < span class = "lineno" > 1424< / span >   }< / div >
< div class = "line" > < a name = "l01425" > < / a > < span class = "lineno" > 1425< / span >   }< / div >
< div class = "line" > < a name = "l01426" > < / a > < span class = "lineno" > 1426< / span >   }< / div >
< div class = "line" > < a name = "l01427" > < / a > < span class = "lineno" > 1427< / span >   }< / div >
< div class = "line" > < a name = "l01428" > < / a > < span class = "lineno" > 1428< / span >   < / div >
< div class = "line" > < a name = "l01429" > < / a > < span class = "lineno" > 1429< / span >   < span class = "comment" > // Note that we need to clear marked before aborting.< / span > < / div >
< div class = "line" > < a name = "l01430" > < / a > < span class = "lineno" > 1430< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) marked_[l.Index()] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01431" > < / a > < span class = "lineno" > 1431< / span >   < / div >
< div class = "line" > < a name = "l01432" > < / a > < span class = "lineno" > 1432< / span >   < span class = "comment" > // In this case, we simplify and remove the clause from here.< / span > < / div >
< div class = "line" > < a name = "l01433" > < / a > < span class = "lineno" > 1433< / span >   < span class = "keywordflow" > if< / span > (clause_can_be_simplified) {< / div >
< div class = "line" > < a name = "l01434" > < / a > < span class = "lineno" > 1434< / span >   ++num_simplifications_;< / div >
< div class = "line" > < a name = "l01435" > < / a > < span class = "lineno" > 1435< / span >   < / div >
< div class = "line" > < a name = "l01436" > < / a > < span class = "lineno" > 1436< / span >   < span class = "comment" > // Note that we update the threshold as if this was simplified before.< / span > < / div >
< div class = "line" > < a name = "l01437" > < / a > < span class = "lineno" > 1437< / span >   new_score_ = saved_score;< / div >
< div class = "line" > < a name = "l01438" > < / a > < span class = "lineno" > 1438< / span >   score_threshold_ -= clause_weight + clause.size();< / div >
< div class = "line" > < a name = "l01439" > < / a > < span class = "lineno" > 1439< / span >   < / div >
< div class = "line" > < a name = "l01440" > < / a > < span class = "lineno" > 1440< / span >   < span class = "keywordflow" > if< / span > (!RemoveLiteralFromClause(lit, clauses_[clause_index])) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01441" > < / a > < span class = "lineno" > 1441< / span >   std::swap(clause_containing_lit[i], clause_containing_lit.back());< / div >
< div class = "line" > < a name = "l01442" > < / a > < span class = "lineno" > 1442< / span >   clause_containing_lit.pop_back();< / div >
< div class = "line" > < a name = "l01443" > < / a > < span class = "lineno" > 1443< / span >   --i; < span class = "comment" > // Reprocess the new position.< / span > < / div >
< div class = "line" > < a name = "l01444" > < / a > < span class = "lineno" > 1444< / span >   }< / div >
< div class = "line" > < a name = "l01445" > < / a > < span class = "lineno" > 1445< / span >   < / div >
< div class = "line" > < a name = "l01446" > < / a > < span class = "lineno" > 1446< / span >   < span class = "keywordflow" > if< / span > (score_only & & new_score_ > score_threshold_) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01447" > < / a > < span class = "lineno" > 1447< / span >   < / div >
< div class = "line" > < a name = "l01448" > < / a > < span class = "lineno" > 1448< / span >   < span class = "comment" > // When this happen, then the clause is blocked (i.e. all its resolvant are< / span > < / div >
< div class = "line" > < a name = "l01449" > < / a > < span class = "lineno" > 1449< / span >   < span class = "comment" > // trivial). So even if we do not actually perform the variable elimination,< / span > < / div >
< div class = "line" > < a name = "l01450" > < / a > < span class = "lineno" > 1450< / span >   < span class = "comment" > // we can still remove this clause. Note that we treat the score as if the< / span > < / div >
< div class = "line" > < a name = "l01451" > < / a > < span class = "lineno" > 1451< / span >   < span class = "comment" > // clause was removed before.< / span > < / div >
< div class = "line" > < a name = "l01452" > < / a > < span class = "lineno" > 1452< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l01453" > < / a > < span class = "lineno" > 1453< / span >   < span class = "comment" > // Tricky: The detection only work if we didn' t abort the computation above,< / span > < / div >
< div class = "line" > < a name = "l01454" > < / a > < span class = "lineno" > 1454< / span >   < span class = "comment" > // so we do that after the score_threshold_ check.< / span > < / div >
< div class = "line" > < a name = "l01455" > < / a > < span class = "lineno" > 1455< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l01456" > < / a > < span class = "lineno" > 1456< / span >   < span class = "comment" > // TODO(user): Also detect blocked clause for not(lit)? It is not as cheap< / span > < / div >
< div class = "line" > < a name = "l01457" > < / a > < span class = "lineno" > 1457< / span >   < span class = "comment" > // though and require more code.< / span > < / div >
< div class = "line" > < a name = "l01458" > < / a > < span class = "lineno" > 1458< / span >   < span class = "keywordflow" > if< / span > (score_only & & !with_binary_only & & !clause_can_be_simplified & & < / div >
< div class = "line" > < a name = "l01459" > < / a > < span class = "lineno" > 1459< / span >   new_score_ == saved_score) {< / div >
< div class = "line" > < a name = "l01460" > < / a > < span class = "lineno" > 1460< / span >   ++num_blocked_clauses_;< / div >
< div class = "line" > < a name = "l01461" > < / a > < span class = "lineno" > 1461< / span >   score_threshold_ -= clause_weight + clause.size();< / div >
< div class = "line" > < a name = "l01462" > < / a > < span class = "lineno" > 1462< / span >   postsolve_-> < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > AddClauseWithSpecialLiteral< / a > (lit, clause);< / div >
< div class = "line" > < a name = "l01463" > < / a > < span class = "lineno" > 1463< / span >   DeleteClause(clauses_[clause_index]);< / div >
< div class = "line" > < a name = "l01464" > < / a > < span class = "lineno" > 1464< / span >   }< / div >
< div class = "line" > < a name = "l01465" > < / a > < span class = "lineno" > 1465< / span >   }< / div >
< div class = "line" > < a name = "l01466" > < / a > < span class = "lineno" > 1466< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01467" > < / a > < span class = "lineno" > 1467< / span >   }< / div >
< div class = "line" > < a name = "l01468" > < / a > < span class = "lineno" > 1468< / span >   < / div >
< div class = "line" > < a name = "l01469" > < / a > < span class = "lineno" > 1469< / span >   < span class = "keywordtype" > bool< / span > BoundedVariableElimination::CrossProduct(BooleanVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l01470" > < / a > < span class = "lineno" > 1470< / span >   < span class = "keywordflow" > if< / span > (assignment_.< a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01471" > < / a > < span class = "lineno" > 1471< / span >   < / div >
< div class = "line" > < a name = "l01472" > < / a > < span class = "lineno" > 1472< / span >   < span class = "keyword" > const< / span > Literal lit(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l01473" > < / a > < span class = "lineno" > 1473< / span >   < span class = "keyword" > const< / span > Literal not_lit(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l01474" > < / a > < span class = "lineno" > 1474< / span >   {< / div >
< div class = "line" > < a name = "l01475" > < / a > < span class = "lineno" > 1475< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > s1 = NumClausesContaining(lit);< / div >
< div class = "line" > < a name = "l01476" > < / a > < span class = "lineno" > 1476< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > s2 = NumClausesContaining(not_lit);< / div >
< div class = "line" > < a name = "l01477" > < / a > < span class = "lineno" > 1477< / span >   < span class = "keywordflow" > if< / span > (s1 == 0 & & s2 == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01478" > < / a > < span class = "lineno" > 1478< / span >   < span class = "keywordflow" > if< / span > (s1 > 0 & & s2 == 0) {< / div >
< div class = "line" > < a name = "l01479" > < / a > < span class = "lineno" > 1479< / span >   num_eliminated_variables_++;< / div >
< div class = "line" > < a name = "l01480" > < / a > < span class = "lineno" > 1480< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (lit)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01481" > < / a > < span class = "lineno" > 1481< / span >   DeleteAllClausesContaining(lit);< / div >
< div class = "line" > < a name = "l01482" > < / a > < span class = "lineno" > 1482< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01483" > < / a > < span class = "lineno" > 1483< / span >   }< / div >
< div class = "line" > < a name = "l01484" > < / a > < span class = "lineno" > 1484< / span >   < span class = "keywordflow" > if< / span > (s1 == 0 & & s2 > 0) {< / div >
< div class = "line" > < a name = "l01485" > < / a > < span class = "lineno" > 1485< / span >   num_eliminated_variables_++;< / div >
< div class = "line" > < a name = "l01486" > < / a > < span class = "lineno" > 1486< / span >   < span class = "keywordflow" > if< / span > (!clause_manager_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (not_lit)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01487" > < / a > < span class = "lineno" > 1487< / span >   DeleteAllClausesContaining(not_lit);< / div >
< div class = "line" > < a name = "l01488" > < / a > < span class = "lineno" > 1488< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01489" > < / a > < span class = "lineno" > 1489< / span >   }< / div >
< div class = "line" > < a name = "l01490" > < / a > < span class = "lineno" > 1490< / span >   < span class = "keywordflow" > if< / span > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > IsRedundant< / a > (lit)) {< / div >
< div class = "line" > < a name = "l01491" > < / a > < span class = "lineno" > 1491< / span >   < span class = "comment" > // TODO(user): do that elsewhere?< / span > < / div >
< div class = "line" > < a name = "l01492" > < / a > < span class = "lineno" > 1492< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (s1, 1);< / div >
< div class = "line" > < a name = "l01493" > < / a > < span class = "lineno" > 1493< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (s2, 1);< / div >
< div class = "line" > < a name = "l01494" > < / a > < span class = "lineno" > 1494< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#addf8503ac6335c8001276ed7760d7508" > NumImplicationOnVariableRemoval< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ), 0);< / div >
< div class = "line" > < a name = "l01495" > < / a > < span class = "lineno" > 1495< / span >   num_eliminated_variables_++;< / div >
< div class = "line" > < a name = "l01496" > < / a > < span class = "lineno" > 1496< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab95a602604a2056d11cba9119e490236" > RemoveBooleanVariable< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , & postsolve_-> < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > );< / div >
< div class = "line" > < a name = "l01497" > < / a > < span class = "lineno" > 1497< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01498" > < / a > < span class = "lineno" > 1498< / span >   }< / div >
< div class = "line" > < a name = "l01499" > < / a > < span class = "lineno" > 1499< / span >   < / div >
< div class = "line" > < a name = "l01500" > < / a > < span class = "lineno" > 1500< / span >   < span class = "comment" > // Heuristic. Abort if the work required to decide if var should be removed< / span > < / div >
< div class = "line" > < a name = "l01501" > < / a > < span class = "lineno" > 1501< / span >   < span class = "comment" > // seems to big.< / span > < / div >
< div class = "line" > < a name = "l01502" > < / a > < span class = "lineno" > 1502< / span >   < span class = "keywordflow" > if< / span > (s1 > 1 & & s2 > 1 & & s1 * s2 > parameters_.presolve_bve_threshold()) {< / div >
< div class = "line" > < a name = "l01503" > < / a > < span class = "lineno" > 1503< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01504" > < / a > < span class = "lineno" > 1504< / span >   }< / div >
< div class = "line" > < a name = "l01505" > < / a > < span class = "lineno" > 1505< / span >   }< / div >
< div class = "line" > < a name = "l01506" > < / a > < span class = "lineno" > 1506< / span >   < / div >
< div class = "line" > < a name = "l01507" > < / a > < span class = "lineno" > 1507< / span >   < span class = "comment" > // TODO(user): swap lit and not_lit for speed? it is unclear if we prefer< / span > < / div >
< div class = "line" > < a name = "l01508" > < / a > < span class = "lineno" > 1508< / span >   < span class = "comment" > // to minimize the number of clause containing lit or not_lit though. Also,< / span > < / div >
< div class = "line" > < a name = "l01509" > < / a > < span class = "lineno" > 1509< / span >   < span class = "comment" > // we might want to alternate since we also detect blocked clause containing< / span > < / div >
< div class = "line" > < a name = "l01510" > < / a > < span class = "lineno" > 1510< / span >   < span class = "comment" > // lit, but don' t do it for not_lit.< / span > < / div >
< div class = "line" > < a name = "l01511" > < / a > < span class = "lineno" > 1511< / span >   < / div >
< div class = "line" > < a name = "l01512" > < / a > < span class = "lineno" > 1512< / span >   < span class = "comment" > // Compute the current score.< / span > < / div >
< div class = "line" > < a name = "l01513" > < / a > < span class = "lineno" > 1513< / span >   < span class = "comment" > // TODO(user): cleanup the list lazily at the same time?< / span > < / div >
< div class = "line" > < a name = "l01514" > < / a > < span class = "lineno" > 1514< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > score = 0;< / div >
< div class = "line" > < a name = "l01515" > < / a > < span class = "lineno" > 1515< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > clause_weight = parameters_.presolve_bve_clause_weight();< / div >
< div class = "line" > < a name = "l01516" > < / a > < span class = "lineno" > 1516< / span >   score +=< / div >
< div class = "line" > < a name = "l01517" > < / a > < span class = "lineno" > 1517< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (lit).size() * (clause_weight + 2);< / div >
< div class = "line" > < a name = "l01518" > < / a > < span class = "lineno" > 1518< / span >   score += implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (not_lit).size() *< / div >
< div class = "line" > < a name = "l01519" > < / a > < span class = "lineno" > 1519< / span >   (clause_weight + 2);< / div >
< div class = "line" > < a name = "l01520" > < / a > < span class = "lineno" > 1520< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex i : literal_to_clauses_[lit.Index()]) {< / div >
< div class = "line" > < a name = "l01521" > < / a > < span class = "lineno" > 1521< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > c = clauses_[i]-> AsSpan();< / div >
< div class = "line" > < a name = "l01522" > < / a > < span class = "lineno" > 1522< / span >   < span class = "keywordflow" > if< / span > (!c.empty()) score += clause_weight + c.size();< / div >
< div class = "line" > < a name = "l01523" > < / a > < span class = "lineno" > 1523< / span >   }< / div >
< div class = "line" > < a name = "l01524" > < / a > < span class = "lineno" > 1524< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex i : literal_to_clauses_[not_lit.Index()]) {< / div >
< div class = "line" > < a name = "l01525" > < / a > < span class = "lineno" > 1525< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > c = clauses_[i]-> AsSpan();< / div >
< div class = "line" > < a name = "l01526" > < / a > < span class = "lineno" > 1526< / span >   < span class = "keywordflow" > if< / span > (!c.empty()) score += clause_weight + c.size();< / div >
< div class = "line" > < a name = "l01527" > < / a > < span class = "lineno" > 1527< / span >   }< / div >
< div class = "line" > < a name = "l01528" > < / a > < span class = "lineno" > 1528< / span >   < / div >
< div class = "line" > < a name = "l01529" > < / a > < span class = "lineno" > 1529< / span >   < span class = "comment" > // Compute the new score after BVE.< / span > < / div >
< div class = "line" > < a name = "l01530" > < / a > < span class = "lineno" > 1530< / span >   < span class = "comment" > // Abort as soon as it crosses the threshold.< / span > < / div >
< div class = "line" > < a name = "l01531" > < / a > < span class = "lineno" > 1531< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l01532" > < / a > < span class = "lineno" > 1532< / span >   < span class = "comment" > // TODO(user): Experiment with leaving the implications graph as is. This will< / span > < / div >
< div class = "line" > < a name = "l01533" > < / a > < span class = "lineno" > 1533< / span >   < span class = "comment" > // not remove the variable completely, but it seems interesting since after< / span > < / div >
< div class = "line" > < a name = "l01534" > < / a > < span class = "lineno" > 1534< / span >   < span class = "comment" > // equivalent variable removal and failed literal probing, the cross product< / span > < / div >
< div class = "line" > < a name = "l01535" > < / a > < span class = "lineno" > 1535< / span >   < span class = "comment" > // of the implication always add a quadratic number of implication, except if< / span > < / div >
< div class = "line" > < a name = "l01536" > < / a > < span class = "lineno" > 1536< / span >   < span class = "comment" > // the in (or out) degree is zero or one.< / span > < / div >
< div class = "line" > < a name = "l01537" > < / a > < span class = "lineno" > 1537< / span >   score_threshold_ = score;< / div >
< div class = "line" > < a name = "l01538" > < / a > < span class = "lineno" > 1538< / span >   new_score_ = implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#addf8503ac6335c8001276ed7760d7508" > NumImplicationOnVariableRemoval< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) *< / div >
< div class = "line" > < a name = "l01539" > < / a > < span class = "lineno" > 1539< / span >   (clause_weight + 2);< / div >
< div class = "line" > < a name = "l01540" > < / a > < span class = "lineno" > 1540< / span >   < span class = "keywordflow" > if< / span > (new_score_ > score_threshold_) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01541" > < / a > < span class = "lineno" > 1541< / span >   < span class = "keywordflow" > if< / span > (!ResolveAllClauseContaining< < span class = "comment" > /*score_only=*/< / span > < span class = "keyword" > true< / span > ,< / div >
< div class = "line" > < a name = "l01542" > < / a > < span class = "lineno" > 1542< / span >   < span class = "comment" > /*with_binary_only=*/< / span > < span class = "keyword" > true< / span > > (not_lit)) {< / div >
< div class = "line" > < a name = "l01543" > < / a > < span class = "lineno" > 1543< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01544" > < / a > < span class = "lineno" > 1544< / span >   }< / div >
< div class = "line" > < a name = "l01545" > < / a > < span class = "lineno" > 1545< / span >   < span class = "keywordflow" > if< / span > (new_score_ > score_threshold_) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01546" > < / a > < span class = "lineno" > 1546< / span >   < span class = "keywordflow" > if< / span > (!ResolveAllClauseContaining< < span class = "comment" > /*score_only=*/< / span > < span class = "keyword" > true< / span > ,< / div >
< div class = "line" > < a name = "l01547" > < / a > < span class = "lineno" > 1547< / span >   < span class = "comment" > /*with_binary_only=*/< / span > < span class = "keyword" > false< / span > > (lit)) {< / div >
< div class = "line" > < a name = "l01548" > < / a > < span class = "lineno" > 1548< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01549" > < / a > < span class = "lineno" > 1549< / span >   }< / div >
< div class = "line" > < a name = "l01550" > < / a > < span class = "lineno" > 1550< / span >   < span class = "keywordflow" > if< / span > (new_score_ > score_threshold_) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01551" > < / a > < span class = "lineno" > 1551< / span >   < / div >
< div class = "line" > < a name = "l01552" > < / a > < span class = "lineno" > 1552< / span >   < span class = "comment" > // Perform BVE.< / span > < / div >
< div class = "line" > < a name = "l01553" > < / a > < span class = "lineno" > 1553< / span >   < span class = "keywordflow" > if< / span > (new_score_ > 0) {< / div >
< div class = "line" > < a name = "l01554" > < / a > < span class = "lineno" > 1554< / span >   < span class = "keywordflow" > if< / span > (!ResolveAllClauseContaining< < span class = "comment" > /*score_only=*/< / span > < span class = "keyword" > false< / span > ,< / div >
< div class = "line" > < a name = "l01555" > < / a > < span class = "lineno" > 1555< / span >   < span class = "comment" > /*with_binary_only=*/< / span > < span class = "keyword" > false< / span > > (lit)) {< / div >
< div class = "line" > < a name = "l01556" > < / a > < span class = "lineno" > 1556< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01557" > < / a > < span class = "lineno" > 1557< / span >   }< / div >
< div class = "line" > < a name = "l01558" > < / a > < span class = "lineno" > 1558< / span >   < span class = "keywordflow" > if< / span > (!ResolveAllClauseContaining< < span class = "comment" > /*score_only=*/< / span > < span class = "keyword" > false< / span > ,< / div >
< div class = "line" > < a name = "l01559" > < / a > < span class = "lineno" > 1559< / span >   < span class = "comment" > /*with_binary_only=*/< / span > < span class = "keyword" > true< / span > > (not_lit)) {< / div >
< div class = "line" > < a name = "l01560" > < / a > < span class = "lineno" > 1560< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01561" > < / a > < span class = "lineno" > 1561< / span >   }< / div >
< div class = "line" > < a name = "l01562" > < / a > < span class = "lineno" > 1562< / span >   }< / div >
< div class = "line" > < a name = "l01563" > < / a > < span class = "lineno" > 1563< / span >   < / div >
< div class = "line" > < a name = "l01564" > < / a > < span class = "lineno" > 1564< / span >   ++num_eliminated_variables_;< / div >
< div class = "line" > < a name = "l01565" > < / a > < span class = "lineno" > 1565< / span >   implication_graph_-> < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab95a602604a2056d11cba9119e490236" > RemoveBooleanVariable< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , & postsolve_-> < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > );< / div >
< div class = "line" > < a name = "l01566" > < / a > < span class = "lineno" > 1566< / span >   DeleteAllClausesContaining(lit);< / div >
< div class = "line" > < a name = "l01567" > < / a > < span class = "lineno" > 1567< / span >   DeleteAllClausesContaining(not_lit);< / div >
< div class = "line" > < a name = "l01568" > < / a > < span class = "lineno" > 1568< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01569" > < / a > < span class = "lineno" > 1569< / span >   }< / div >
< div class = "line" > < a name = "l01570" > < / a > < span class = "lineno" > 1570< / span >   < / div >
< div class = "line" > < a name = "l01571" > < / a > < span class = "lineno" > 1571< / span >   } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a name = "l01572" > < / a > < span class = "lineno" > 1572< / span >   } < span class = "comment" > // namespace operations_research< / span > < / div >
2021-01-26 11:28:50 +01:00
< 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_a46e69120fbd3b36e6960e096d23b66f0" > < div class = "ttname" > < a href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > < / div > < div class = "ttdeci" > #define DCHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00886" > base/logging.h:886< / 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#l00697" > base/logging.h:697< / 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#l00698" > base/logging.h:698< / 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#l00884" > base/logging.h:884< / 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#l00885" > base/logging.h:885< / 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 >
2020-10-09 12:00:09 +02:00
< 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 >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool > < / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a184fe69018ae421dcf31c964bfe40576" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a184fe69018ae421dcf31c964bfe40576" > absl::StrongVector::assign< / a > < / div > < div class = "ttdeci" > void assign(size_type n, const value_type & val)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00131" > strong_vector.h:131< / 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_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 = "aclassabsl_1_1_strong_vector_html_acad38d52497a975bfb6f2f6acd76631f" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#acad38d52497a975bfb6f2f6acd76631f" > absl::StrongVector::end< / a > < / div > < div class = "ttdeci" > iterator end()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00140" > strong_vector.h:140< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_ad69bd11391be1a1dba5c8202259664f8" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#ad69bd11391be1a1dba5c8202259664f8" > absl::StrongVector::begin< / a > < / div > < div class = "ttdeci" > iterator begin()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00138" > strong_vector.h:138< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1_integer_priority_queue_html_a06fe50b32a75c0a071b68ebbacb8f681" > < div class = "ttname" > < a href = "classoperations__research_1_1_integer_priority_queue.html#a06fe50b32a75c0a071b68ebbacb8f681" > operations_research::IntegerPriorityQueue::Contains< / a > < / div > < div class = "ttdeci" > bool Contains(int index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__pq_8h_source.html#l00067" > integer_pq.h:67< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_integer_priority_queue_html_a115ac0fc2fcd2f50cf756b94a329fb3c" > < div class = "ttname" > < a href = "classoperations__research_1_1_integer_priority_queue.html#a115ac0fc2fcd2f50cf756b94a329fb3c" > operations_research::IntegerPriorityQueue::ChangePriority< / a > < / div > < div class = "ttdeci" > void ChangePriority(Element element)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__pq_8h_source.html#l00105" > integer_pq.h:105< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_integer_priority_queue_html_a21cecbc35e3da9931f94afa3229354dc" > < div class = "ttname" > < a href = "classoperations__research_1_1_integer_priority_queue.html#a21cecbc35e3da9931f94afa3229354dc" > operations_research::IntegerPriorityQueue::Reserve< / a > < / div > < div class = "ttdeci" > void Reserve(int n)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__pq_8h_source.html#l00048" > integer_pq.h:48< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_integer_priority_queue_html_a260b134ff6e3aa564e8ba1f879aea3d9" > < div class = "ttname" > < a href = "classoperations__research_1_1_integer_priority_queue.html#a260b134ff6e3aa564e8ba1f879aea3d9" > operations_research::IntegerPriorityQueue::Add< / a > < / div > < div class = "ttdeci" > void Add(Element element)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__pq_8h_source.html#l00071" > integer_pq.h:71< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_integer_priority_queue_html_a701a584ce72cccbcce9cb0656b6c898b" > < div class = "ttname" > < a href = "classoperations__research_1_1_integer_priority_queue.html#a701a584ce72cccbcce9cb0656b6c898b" > operations_research::IntegerPriorityQueue::Pop< / a > < / div > < div class = "ttdeci" > void Pop()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__pq_8h_source.html#l00079" > integer_pq.h:79< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1_integer_priority_queue_html_a8e12342fc420701fbffd97025421575a" > < div class = "ttname" > < a href = "classoperations__research_1_1_integer_priority_queue.html#a8e12342fc420701fbffd97025421575a" > operations_research::IntegerPriorityQueue::IsEmpty< / a > < / div > < div class = "ttdeci" > bool IsEmpty() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__pq_8h_source.html#l00057" > integer_pq.h:57< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_integer_priority_queue_html_a8f1cb7a5e2de2945a3dcecd15a09a0a4" > < div class = "ttname" > < a href = "classoperations__research_1_1_integer_priority_queue.html#a8f1cb7a5e2de2945a3dcecd15a09a0a4" > operations_research::IntegerPriorityQueue::Top< / a > < / div > < div class = "ttdeci" > Element Top() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__pq_8h_source.html#l00078" > integer_pq.h:78< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< 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< LiteralIndex > < / a > < / div > < / div >
2021-02-16 18:34:57 +01:00
< 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#l00803" > bitset.h:803< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_ab4bc8236a9bfe59526e353800a0f0470" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#ab4bc8236a9bfe59526e353800a0f0470" > operations_research::SparseBitset::SparseClearAll< / a > < / div > < div class = "ttdeci" > void SparseClearAll()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00770" > bitset.h:770< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< 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#l00532" > time_limit.h:532< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html_ac7e861414a70fc937d18bc7ca743fc98" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98" > operations_research::TimeLimit::GetElapsedDeterministicTime< / a > < / div > < div class = "ttdeci" > double GetElapsedDeterministicTime() const< / div > < div class = "ttdoc" > Returns the elapsed deterministic time since the construction of this object.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00260" > time_limit.h:260< / 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#l00226" > time_limit.h:226< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a193e09b22c8bb9f6168375efea6fe6ba" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a193e09b22c8bb9f6168375efea6fe6ba" > operations_research::sat::BinaryImplicationGraph::num_redundant_literals< / a > < / div > < div class = "ttdeci" > int64 num_redundant_literals() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00621" > clause.h:621< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< 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#l00730" > clause.cc:730< / 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#l01311" > clause.cc:1311< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a44c239ce3ac9f4886aa735ae3071a2f2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a44c239ce3ac9f4886aa735ae3071a2f2" > operations_research::sat::BinaryImplicationGraph::literal_size< / a > < / div > < div class = "ttdeci" > int64 literal_size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00636" > clause.h:636< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a6dcddbd6c9e8a05ca2170a13c9ff8cbb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6dcddbd6c9e8a05ca2170a13c9ff8cbb" > operations_research::sat::BinaryImplicationGraph::num_implications< / a > < / div > < div class = "ttdeci" > int64 num_implications() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00635" > clause.h:635< / 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#l00561" > clause.h:561< / 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#l01799" > clause.cc:1799< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a92844929b07caef45924b8c5e3a5a05c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > operations_research::sat::BinaryImplicationGraph::IsRedundant< / a > < / div > < div class = "ttdeci" > bool IsRedundant(Literal l) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00620" > clause.h:620< / 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#l01124" > clause.cc:1124< / 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#l01930" > clause.cc:1930< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ab95a602604a2056d11cba9119e490236" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab95a602604a2056d11cba9119e490236" > 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#l01887" > clause.cc:1887< / 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#l01842" > clause.cc:1842< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< 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#l00962" > clause.cc:962< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ad2d9e6c6ea7ab13e0d0002a035a6d308" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad2d9e6c6ea7ab13e0d0002a035a6d308" > operations_research::sat::BinaryImplicationGraph::IsRemoved< / a > < / div > < div class = "ttdeci" > bool IsRemoved(Literal l) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00708" > clause.h:708< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ad7144ed926660fe38c0cfbeedbaa8dfc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > operations_research::sat::BinaryImplicationGraph::IsDag< / a > < / div > < div class = "ttdeci" > bool IsDag() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00543" > clause.h:543< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_addf8503ac6335c8001276ed7760d7508" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#addf8503ac6335c8001276ed7760d7508" > operations_research::sat::BinaryImplicationGraph::NumImplicationOnVariableRemoval< / a > < / div > < div class = "ttdeci" > int64 NumImplicationOnVariableRemoval(BooleanVariable var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01867" > clause.cc:1867< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_afc581e906dd97aacce13dd14d6a12cf3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#afc581e906dd97aacce13dd14d6a12cf3" > operations_research::sat::BinaryImplicationGraph::DirectImplicationsEstimatedSize< / a > < / div > < div class = "ttdeci" > int DirectImplicationsEstimatedSize(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00693" > clause.h:693< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_blocked_clause_simplifier_html_ad30a040fd97f2cb710bb44c9f048a341" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#ad30a040fd97f2cb710bb44c9f048a341" > operations_research::sat::BlockedClauseSimplifier::DoOneRound< / a > < / div > < div class = "ttdeci" > void DoOneRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00889" > sat_inprocessing.cc:889< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_bounded_variable_elimination_html_a1837f97f35b2db520af88985ea7e5666" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#a1837f97f35b2db520af88985ea7e5666" > operations_research::sat::BoundedVariableElimination::DoOneRound< / a > < / div > < div class = "ttdeci" > bool DoOneRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l01074" > sat_inprocessing.cc:1074< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a2e5437cb35da63545f954a80536023e0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a2e5437cb35da63545f954a80536023e0" > operations_research::sat::Inprocessing::InprocessingRound< / a > < / div > < div class = "ttdeci" > bool InprocessingRound()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00138" > sat_inprocessing.cc:138< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a33abe26c0696a328c36dd0aa9f0b0f00" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > operations_research::sat::Inprocessing::PresolveLoop< / a > < / div > < div class = "ttdeci" > bool PresolveLoop(SatPresolveOptions options)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00043" > sat_inprocessing.cc:43< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a55d41aea8582d314b14874b133eb8bcb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > operations_research::sat::Inprocessing::MoreFixedVariableToClean< / a > < / div > < div class = "ttdeci" > bool MoreFixedVariableToClean() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00209" > sat_inprocessing.cc:209< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a5641f2b95c6ba972fff06ddd6ff5e29b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > operations_research::sat::Inprocessing::RemoveFixedAndEquivalentVariables< / a > < / div > < div class = "ttdeci" > bool RemoveFixedAndEquivalentVariables(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00250" > sat_inprocessing.cc:250< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a7fefd67efe60192540adcc4bdea29836" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > operations_research::sat::Inprocessing::LevelZeroPropagate< / a > < / div > < div class = "ttdeci" > bool LevelZeroPropagate()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00220" > sat_inprocessing.cc:220< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_ae07d2afcdeb4149564918774bb584c17" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > operations_research::sat::Inprocessing::MoreRedundantVariableToClean< / a > < / div > < div class = "ttdeci" > bool MoreRedundantVariableToClean() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00214" > sat_inprocessing.cc:214< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_aeb638f5ec6c2dd765d96e06926c4143f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#aeb638f5ec6c2dd765d96e06926c4143f" > operations_research::sat::Inprocessing::SubsumeAndStrenghtenRound< / a > < / div > < div class = "ttdeci" > bool SubsumeAndStrenghtenRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00359" > sat_inprocessing.cc:359< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_af933a36985c24ffed84da1ac4f159e43" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > operations_research::sat::Inprocessing::DetectEquivalencesAndStamp< / a > < / div > < div class = "ttdeci" > bool DetectEquivalencesAndStamp(bool use_transitive_reduction, bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00228" > sat_inprocessing.cc:228< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< 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#l00064" > sat_base.h:64< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< 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#l00085" > sat_base.h:85< / 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#l00084" > sat_base.h:84< / 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#l00091" > sat_base.h:91< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a0569d77056e622964bd02dd901950ede" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0569d77056e622964bd02dd901950ede" > operations_research::sat::LiteralWatchers::AllClausesInCreationOrder< / a > < / div > < div class = "ttdeci" > const std::vector< SatClause * > & AllClausesInCreationOrder() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00211" > clause.h:211< / 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#l00339" > clause.cc:339< / 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#l00358" > clause.cc:358< / 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#l00311" > clause.cc:311< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a44c239ce3ac9f4886aa735ae3071a2f2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a44c239ce3ac9f4886aa735ae3071a2f2" > operations_research::sat::LiteralWatchers::literal_size< / a > < / div > < div class = "ttdeci" > int64 literal_size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00234" > clause.h:234< / 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#l00322" > clause.cc:322< / 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#l00415" > clause.cc:415< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a90d7f1e5714fb18a623b54a9148d636d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a90d7f1e5714fb18a623b54a9148d636d" > operations_research::sat::LiteralWatchers::num_watched_clauses< / a > < / div > < div class = "ttdeci" > int64 num_watched_clauses() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00237" > clause.h:237< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab054db78fc1b1e1681d2fc4e9fd1ca45" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > operations_research::sat::LiteralWatchers::IsRemovable< / a > < / div > < div class = "ttdeci" > bool IsRemovable(SatClause *const clause) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00219" > clause.h:219< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< 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#l00367" > clause.cc:367< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< 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#l00454" > clause.cc:454< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< 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#l00051" > clause.h:51< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a05691332c1a49213875440568a7580aa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a05691332c1a49213875440568a7580aa" > 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#l00090" > clause.h:90< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a78c28538faebd5f023cd4511df6ffee4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a78c28538faebd5f023cd4511df6ffee4" > operations_research::sat::SatClause::empty< / a > < / div > < div class = "ttdeci" > int empty() 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_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#l00065" > clause.h:65< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_decision_policy_html_a9db2d9ca018c68d3f84ee946e3603886" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_decision_policy.html#a9db2d9ca018c68d3f84ee946e3603886" > operations_research::sat::SatDecisionPolicy::MaybeEnablePhaseSaving< / a > < / div > < div class = "ttdeci" > void MaybeEnablePhaseSaving(bool save_phase)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__decision_8h_source.html#l00085" > sat_decision.h:85< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a8f1f9030283b2fa93b2353ab260ebe1e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a8f1f9030283b2fa93b2353ab260ebe1e" > operations_research::sat::SatSolver::MinimizeSomeClauses< / a > < / div > < div class = "ttdeci" > void MinimizeSomeClauses(int decisions_budget)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l01247" > sat_solver.cc:1247< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a9d3beb2afe4ae647674b054bf29290e2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > operations_research::sat::SatSolver::NumVariables< / a > < / div > < div class = "ttdeci" > int NumVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00082" > sat_solver.h:82< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_ad63c4461a1384629cb99413c6df8b9ca" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad63c4461a1384629cb99413c6df8b9ca" > operations_research::sat::SatSolver::CurrentDecisionLevel< / a > < / div > < div class = "ttdeci" > int CurrentDecisionLevel() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00360" > sat_solver.h:360< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_adadc001cbdc7263b106fc5886b60ff39" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#adadc001cbdc7263b106fc5886b60ff39" > operations_research::sat::SatSolver::Propagate< / a > < / div > < div class = "ttdeci" > bool Propagate()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l01622" > sat_solver.cc:1622< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a1837f97f35b2db520af88985ea7e5666" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a1837f97f35b2db520af88985ea7e5666" > operations_research::sat::StampingSimplifier::DoOneRound< / a > < / div > < div class = "ttdeci" > bool DoOneRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00574" > sat_inprocessing.cc:574< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a23f1e3b69e90585b8c746ecb2c829d16" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a23f1e3b69e90585b8c746ecb2c829d16" > operations_research::sat::StampingSimplifier::ComputeStampsForNextRound< / a > < / div > < div class = "ttdeci" > bool ComputeStampsForNextRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00610" > sat_inprocessing.cc:610< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a318a00d87baa05fd3e351fa688836de2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a318a00d87baa05fd3e351fa688836de2" > operations_research::sat::StampingSimplifier::ImplicationIsInTree< / a > < / div > < div class = "ttdeci" > bool ImplicationIsInTree(Literal a, Literal b) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00198" > sat_inprocessing.h:198< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a5ea60f6738dfbc19da6098ea7e706fae" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a5ea60f6738dfbc19da6098ea7e706fae" > operations_research::sat::StampingSimplifier::ProcessClauses< / a > < / div > < div class = "ttdeci" > bool ProcessClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00754" > sat_inprocessing.cc:754< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_aaf918948eb5d49c45195671882bbb400" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#aaf918948eb5d49c45195671882bbb400" > operations_research::sat::StampingSimplifier::SampleTreeAndFillParent< / a > < / div > < div class = "ttdeci" > void SampleTreeAndFillParent()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00634" > sat_inprocessing.cc:634< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_ad23fe7afc319b790417c946b34c5e40b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#ad23fe7afc319b790417c946b34c5e40b" > operations_research::sat::StampingSimplifier::ComputeStamps< / a > < / div > < div class = "ttdeci" > bool ComputeStamps()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00669" > sat_inprocessing.cc:669< / 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#l00378" > sat_base.h:378< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< 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#l00153" > sat_base.h:153< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< 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#l00158" > sat_base.h:158< / 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#l00150" > sat_base.h:150< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< 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#l00147" > sat_base.h:147< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_a344010e26426d6a13411648d988bc9b6" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > < / div > < div class = "ttdeci" > int64 b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00043" > constraint_solver/table.cc:43< / a > < / div > < / div >
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_af730895c6c6ef6e03caaf6251192dfd2" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > < / div > < div class = "ttdeci" > int64 a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00042" > constraint_solver/table.cc:42< / a > < / div > < / div >
2021-02-26 14:48:18 +01:00
< 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#l02115" > cp_model_solver.cc:2115< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< 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#l01858" > expr_array.cc:1858< / a > < / div > < / div >
< div class = "ttc" id = "aintegral__types_8h_html_a7cde0074dfd288f2d70c0e035dacb28a" > < div class = "ttname" > < a href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < / div > < div class = "ttdeci" > int64_t int64< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00034" > integral_types.h:34< / a > < / div > < / div >
2021-02-16 18:34:57 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_ab0cfc59ab5792086f6f8b9234320fd33" > < div class = "ttname" > < a href = "integral__types_8h.html#ab0cfc59ab5792086f6f8b9234320fd33" > kint32max< / a > < / div > < div class = "ttdeci" > static const int32 kint32max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00051" > integral_types.h:51< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_abc0f5bc07737e498f287334775dff2b6" > < div class = "ttname" > < a href = "integral__types_8h.html#abc0f5bc07737e498f287334775dff2b6" > uint64< / a > < / div > < div class = "ttdeci" > uint64_t uint64< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00039" > integral_types.h:39< / 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 = "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 = "anamespaceoperations__research_1_1glop_html_abec9e934a51aa2ab519684cc0f446a41" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#abec9e934a51aa2ab519684cc0f446a41" > operations_research::glop::Index< / a > < / div > < div class = "ttdeci" > int32 Index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00037" > lp_types.h:37< / 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_1_1sat_html_a865df3eeca0b96bf7fda22b016b80bc2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a865df3eeca0b96bf7fda22b016b80bc2" > operations_research::sat::FailedLiteralProbingRound< / a > < / div > < div class = "ttdeci" > bool FailedLiteralProbingRound(ProbingOptions options, Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "probing_8cc_source.html#l00350" > probing.cc:350< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...< / 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 = "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#l00084" > optimization.cc:84< / 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#l00508" > pack.cc:508< / a > < / div > < / div >
< div class = "ttc" id = "aprobing_8h_html" > < div class = "ttname" > < a href = "probing_8h.html" > probing.h< / a > < / div > < / div >
< div class = "ttc" id = "asat__decision_8h_html" > < div class = "ttname" > < a href = "sat__decision_8h.html" > sat_decision.h< / a > < / div > < / div >
< div class = "ttc" id = "asat__inprocessing_8cc_html_a73c06a952919ea45217c5a8ec59c4088" > < div class = "ttname" > < a href = "sat__inprocessing_8cc.html#a73c06a952919ea45217c5a8ec59c4088" > RETURN_IF_FALSE< / a > < / div > < div class = "ttdeci" > #define RETURN_IF_FALSE(f)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00040" > sat_inprocessing.cc:40< / a > < / div > < / div >
< div class = "ttc" id = "asat__inprocessing_8h_html" > < div class = "ttname" > < a href = "sat__inprocessing_8h.html" > sat_inprocessing.h< / 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 >
< div class = "ttc" id = "astrong__vector_8h_html" > < div class = "ttname" > < a href = "strong__vector_8h.html" > strong_vector.h< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_postsolve_clauses_html_a8cc6d9f1059f26a873442045a72e651e" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > operations_research::sat::PostsolveClauses::clauses< / a > < / div > < div class = "ttdeci" > std::deque< std::vector< Literal > > clauses< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00047" > sat_inprocessing.h:47< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_postsolve_clauses_html_ae70f41a3895b08dd35056d97eec1800e" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > operations_research::sat::PostsolveClauses::AddClauseWithSpecialLiteral< / a > < / div > < div class = "ttdeci" > void AddClauseWithSpecialLiteral(Literal literal, absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00026" > sat_inprocessing.cc:26< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_probing_options_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_probing_options.html" > operations_research::sat::ProbingOptions< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "probing_8h_source.html#l00122" > probing.h:122< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_probing_options_html_a4f572c68b7bf3aac70b3f5292398ff7b" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_probing_options.html#a4f572c68b7bf3aac70b3f5292398ff7b" > operations_research::sat::ProbingOptions::deterministic_limit< / a > < / div > < div class = "ttdeci" > double deterministic_limit< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "probing_8h_source.html#l00143" > probing.h:143< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_probing_options_html_a54320231778412ca00e50eb821c95aa6" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_probing_options.html#a54320231778412ca00e50eb821c95aa6" > operations_research::sat::ProbingOptions::log_info< / a > < / div > < div class = "ttdeci" > bool log_info< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "probing_8h_source.html#l00185" > probing.h:185< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_probing_options_html_a9d4ed6726cbb0ec29c0d62faec4b6405" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_probing_options.html#a9d4ed6726cbb0ec29c0d62faec4b6405" > operations_research::sat::ProbingOptions::extract_binary_clauses< / a > < / div > < div class = "ttdeci" > bool extract_binary_clauses< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "probing_8h_source.html#l00163" > probing.h:163< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > operations_research::sat::SatPresolveOptions< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00054" > sat_inprocessing.h:54< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_a54320231778412ca00e50eb821c95aa6" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > operations_research::sat::SatPresolveOptions::log_info< / a > < / div > < div class = "ttdeci" > bool log_info< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00060" > sat_inprocessing.h:60< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_a9251c24a19aaef6f5134a615eff02277" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > operations_research::sat::SatPresolveOptions::use_transitive_reduction< / a > < / div > < div class = "ttdeci" > bool use_transitive_reduction< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00071" > sat_inprocessing.h:71< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_ac68dd5a27fd973b215de47442bacf1ac" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > operations_research::sat::SatPresolveOptions::extract_binary_clauses_in_probing< / a > < / div > < div class = "ttdeci" > bool extract_binary_clauses_in_probing< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00063" > sat_inprocessing.h:63< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_afac11ce59af8fa30ab784cfa4fb36297" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > operations_research::sat::SatPresolveOptions::deterministic_time_limit< / a > < / div > < div class = "ttdeci" > double deterministic_time_limit< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00056" > sat_inprocessing.h:56< / a > < / div > < / div >
< div class = "ttc" id = "atimer_8h_html" > < div class = "ttname" > < a href = "timer_8h.html" > timer.h< / a > < / div > < / div >
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