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< a href = "drat__checker_8cc.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #include " < a class = "code" href = "drat__checker_8h.html" > ortools/sat/drat_checker.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < / div >
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< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "preprocessor" > #include < stddef.h> < / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < algorithm> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < cmath> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < fstream> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < limits> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include < utility> < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
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< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_set.h" < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " absl/strings/numbers.h" < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " absl/strings/str_split.h" < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " absl/strings/string_view.h" < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " absl/time/clock.h" < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " < a class = "code" href = "hash_8h.html" > ortools/base/hash.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "base_2logging_8h.html" > ortools/base/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__vector_8h.html" > ortools/base/strong_vector.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__base_8h.html" > ortools/sat/sat_base.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__integers_8h.html" > ortools/util/strong_integers.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "preprocessor" > #include " < a class = "code" href = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > DratChecker::Clause::Clause(< span class = "keywordtype" > int< / span > first_literal_index, < span class = "keywordtype" > int< / span > num_literals)< / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > : first_literal_index(first_literal_index), num_literals(num_literals) {}< / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > std::size_t DratChecker::ClauseHash::operator()(< / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "keyword" > const< / span > ClauseIndex clause_index)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > = 0;< / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "keywordflow" > for< / span > (Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : checker-> Literals(checker-> clauses_[clause_index])) {< / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > = < a class = "code hl_function" href = "namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9" > util_hash::Hash< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index().value(), < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > );< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > }< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > ;< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > }< / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "keywordtype" > bool< / span > DratChecker::ClauseEquiv::operator()(< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < span class = "keyword" > const< / span > ClauseIndex clause_index1, < span class = "keyword" > const< / span > ClauseIndex clause_index2)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "keywordflow" > return< / span > checker-> Literals(checker-> clauses_[clause_index1]) ==< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > checker-> Literals(checker-> clauses_[clause_index2]);< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > }< / div >
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< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < / div >
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< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a3f58879e6c01aae405b9dea727109645" > 61< / a > < / span > DratChecker::DratChecker()< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > : first_infered_clause_index_(< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ),< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > clause_set_(0, ClauseHash(this), ClauseEquiv(this)),< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > num_variables_(0) {}< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "keywordtype" > bool< / span > DratChecker::Clause::IsDeleted(ClauseIndex clause_index)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "keywordflow" > return< / span > deleted_index < = clause_index;< / div >
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< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > }< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < / div >
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< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a54bb4f51333a0efceaf20de7b506e4ab" > 70< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a54bb4f51333a0efceaf20de7b506e4ab" > DratChecker::AddProblemClause< / a > (absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (first_infered_clause_index_, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > );< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "keyword" > const< / span > ClauseIndex clause_index = AddClause(clause);< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = clause_set_.find(clause_index);< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "keywordflow" > if< / span > (it != clause_set_.end()) {< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > clauses_[*it].num_copies += 1;< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > RemoveLastClause();< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > clause_set_.insert(clause_index);< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > }< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > }< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a10d374b75761a0418a217cdcf2e89ae4" > 83< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a10d374b75761a0418a217cdcf2e89ae4" > DratChecker::AddInferedClause< / a > (absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "keyword" > const< / span > ClauseIndex infered_clause_index = AddClause(clause);< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "keywordflow" > if< / span > (first_infered_clause_index_ == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > first_infered_clause_index_ = infered_clause_index;< / div >
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< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > }< / div >
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< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = clause_set_.find(infered_clause_index);< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "keywordflow" > if< / span > (it != clause_set_.end()) {< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > clauses_[*it].num_copies += 1;< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "keywordflow" > if< / span > (*it > = first_infered_clause_index_ & & !clause.empty()) {< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (clauses_[*it].rat_literal_index, clause[0].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ());< / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > }< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > RemoveLastClause();< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > clauses_[infered_clause_index].rat_literal_index =< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > clause.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > () ? < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > : clause[0].Index();< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > clause_set_.insert(infered_clause_index);< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > }< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > }< / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > ClauseIndex DratChecker::AddClause(absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > first_literal_index = literals_.size();< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > literals_.insert(literals_.end(), clause.begin(), clause.end());< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "comment" > // Sort the input clause in strictly increasing order (by sorting and then< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "comment" > // removing the duplicate literals).< / span > < / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > std::sort(literals_.begin() + first_literal_index, literals_.end());< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > literals_.erase(< / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > std::unique(literals_.begin() + first_literal_index, literals_.end()),< / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > literals_.end());< / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = first_literal_index + 1; i < literals_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (literals_[i] != literals_[i - 1].Negated());< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > }< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > Clause(first_literal_index, literals_.size() - first_literal_index));< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "keywordflow" > if< / span > (!clause.empty()) {< / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > num_variables_ =< / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (num_variables_, literals_.back().Variable().value() + 1);< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > }< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "keywordflow" > return< / span > ClauseIndex(clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () - 1);< / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > }< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a18349231154d0f5eaee94fe213f347e6" > 125< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a18349231154d0f5eaee94fe213f347e6" > DratChecker::DeleteClause< / a > (absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < span class = "comment" > // Temporarily add ' clause' to find if it has been previously added.< / span > < / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = clause_set_.find(AddClause(clause));< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "keywordflow" > if< / span > (it != clause_set_.end()) {< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > Clause& existing_clause = clauses_[*it];< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > existing_clause.num_copies -= 1;< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "keywordflow" > if< / span > (existing_clause.num_copies == 0) {< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (existing_clause.deleted_index == < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::numeric_limits< int> ::max< / a > ());< / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > existing_clause.deleted_index = clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () - 1;< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < span class = "keywordflow" > if< / span > (clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#af71e6c1eccbc12e9339c00a86a981a43" > back< / a > ().num_literals > = 2) {< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > clauses_[ClauseIndex(clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () - 2)].deleted_clauses.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > *it);< / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > }< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > clause_set_.erase(it);< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > }< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > ) < < < span class = "stringliteral" > " Couldn' t find deleted clause" < / span > ;< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > }< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "comment" > // Delete ' clause' and its literals.< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > RemoveLastClause();< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > }< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < span class = "keywordtype" > void< / span > DratChecker::RemoveLastClause() {< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > literals_.resize(clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#af71e6c1eccbc12e9339c00a86a981a43" > back< / a > ().first_literal_index);< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a058bda4957df6a97b1ea6c9fd783f672" > pop_back< / a > ();< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > }< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > < span class = "comment" > // See Algorithm of Fig. 8 in ' Trimming while Checking Clausal Proofs' .< / span > < / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a29037e50da43e6bda147d22c452fb91d" > 153< / a > < / span > < a class = "code hl_enumeration" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a67a0db04d321a74b7e7fcfd3f1a3f70b" > DratChecker::Status< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a29037e50da43e6bda147d22c452fb91d" > DratChecker::Check< / a > (< span class = "keywordtype" > double< / span > max_time_in_seconds) {< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "comment" > // First check that the last infered clause is empty (this implies there< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > // should be at least one infered clause), and mark it as needed for the< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "comment" > // proof.< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "keywordflow" > if< / span > (clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > () || first_infered_clause_index_ == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ||< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#af71e6c1eccbc12e9339c00a86a981a43" > back< / a > ().num_literals != 0) {< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "keywordflow" > return< / span > Status::INVALID;< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > }< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#af71e6c1eccbc12e9339c00a86a981a43" > back< / a > ().is_needed_for_proof = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > < span class = "comment" > // Checks the infered clauses in reversed order. The advantage of this order< / span > < / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "comment" > // is that when checking a clause, one can mark all the clauses that are used< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "comment" > // to check it. In turn, only these marked clauses need to be checked (and so< / span > < / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "comment" > // on recursively). By contrast, a forward iteration needs to check all the< / span > < / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "comment" > // clauses.< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "keyword" > const< / span > int64_t start_time_nanos = absl::GetCurrentTimeNanos();< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > (max_time_in_seconds);< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > Init();< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "keywordflow" > for< / span > (ClauseIndex i(clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () - 1); i > = first_infered_clause_index_;< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > --i) {< / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > .LimitReached()) {< / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keywordflow" > return< / span > Status::UNKNOWN;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "keyword" > const< / span > Clause& clause = clauses_[i];< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "comment" > // Start watching the literals of the clauses that were deleted just after< / span > < / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "comment" > // this one, and which are now no longer deleted.< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex j : clause.deleted_clauses) {< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > WatchClause(j);< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > }< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < span class = "keywordflow" > if< / span > (!clause.is_needed_for_proof) {< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > }< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "comment" > // ' clause' must have either the Reverse Unit Propagation (RUP) property:< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "keywordflow" > if< / span > (HasRupProperty(i, Literals(clause))) {< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > }< / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < span class = "comment" > // or the Reverse Asymetric Tautology (RAT) property. This property is< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "comment" > // defined by the fact that all clauses which contain the negation of< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "comment" > // the RAT literal of ' clause' , after resolution with ' clause' , must have< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "comment" > // the RUP property.< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "comment" > // Note from ' DRAT-trim: Efficient Checking and Trimming Using Expressive< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // Clausal Proofs' : " [in order] to access to all clauses containing the< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "comment" > // negation of the resolution literal, one could build a literal-to-clause< / span > < / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "comment" > // lookup table of the original formula and update it after each lemma< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "comment" > // addition and deletion step. However, these updates can be expensive and< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > // the lookup table potentially doubles the memory usage of the tool.< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "comment" > // Since most lemmas emitted by state-of-the-art SAT solvers can be< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > // validated using the RUP check, such a lookup table has been omitted." < / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "keywordflow" > if< / span > (clause.rat_literal_index == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > return< / span > Status::INVALID;< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > ++num_rat_checks_;< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > std::vector< Literal> resolvent;< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "keywordflow" > for< / span > (ClauseIndex j(0); j < i; ++j) {< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "keywordflow" > if< / span > (!clauses_[j].IsDeleted(i) & & < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add4d19635eabde70c0aa36e1a6847df7" > ContainsLiteral< / a > (Literals(clauses_[j]),< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (clause.rat_literal_index).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ())) {< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "comment" > // Check that the resolvent has the RUP property.< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5a48aae9891af96b29504592d319cba6" > Resolve< / a > (Literals(clause), Literals(clauses_[j]),< / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (clause.rat_literal_index), & tmp_assignment_,< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > & resolvent) ||< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > !HasRupProperty(i, resolvent)) {< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < span class = "keywordflow" > return< / span > Status::INVALID;< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > }< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > }< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > }< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > }< / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > LogStatistics(absl::GetCurrentTimeNanos() - start_time_nanos);< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "keywordflow" > return< / span > Status::VALID;< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > }< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a3ad1c6b4aef6d5028b7748c2c9330912" > 222< / a > < / span > std::vector< std::vector< Literal> > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a3ad1c6b4aef6d5028b7748c2c9330912" > DratChecker::GetUnsatSubProblem< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "keywordflow" > return< / span > GetClausesNeededForProof(ClauseIndex(0), first_infered_clause_index_);< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > }< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a8e3d09e79f9855a586254f5d74b11720" > 226< / a > < / span > std::vector< std::vector< Literal> > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a8e3d09e79f9855a586254f5d74b11720" > DratChecker::GetOptimizedProof< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < span class = "keywordflow" > return< / span > GetClausesNeededForProof(first_infered_clause_index_,< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > ClauseIndex(clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()));< / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > }< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > std::vector< std::vector< Literal> > DratChecker::GetClausesNeededForProof(< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > ClauseIndex begin, ClauseIndex < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7" > end< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > std::vector< std::vector< Literal> > result;< / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "keywordflow" > for< / span > (ClauseIndex i = begin; i < < a class = "code hl_variable" href = "sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7" > end< / a > ; ++i) {< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "keyword" > const< / span > Clause& clause = clauses_[i];< / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "keywordflow" > if< / span > (clause.is_needed_for_proof) {< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "keyword" > const< / span > absl::Span< const Literal> & literals = Literals(clause);< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > result.emplace_back(literals.begin(), literals.end());< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "keywordflow" > if< / span > (clause.rat_literal_index != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > rat_literal_clause_index =< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > std::find(literals.begin(), literals.end(),< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (clause.rat_literal_index)) -< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > literals.begin();< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (result.back()[0], result.back()[rat_literal_clause_index]);< / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > }< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > }< / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > }< / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > }< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > absl::Span< const Literal> DratChecker::Literals(< span class = "keyword" > const< / span > Clause& clause)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < span class = "keywordflow" > return< / span > absl::Span< const Literal> (< / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > literals_.data() + clause.first_literal_index, clause.num_literals);< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < span class = "keywordtype" > void< / span > DratChecker::Init() {< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > assigned_.clear();< / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (num_variables_);< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > assignment_source_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_variables_, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > );< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > high_priority_literals_to_assign_.clear();< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > low_priority_literals_to_assign_.clear();< / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > watched_literals_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > watched_literals_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (2 * num_variables_);< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > single_literal_clauses_.clear();< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > unit_stack_.clear();< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > tmp_assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (num_variables_);< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > num_rat_checks_ = 0;< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "keywordflow" > for< / span > (ClauseIndex clause_index(0); clause_index < clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ();< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > ++clause_index) {< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > Clause& clause = clauses_[clause_index];< / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "keywordflow" > if< / span > (clause.num_literals > = 2) {< / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < span class = "comment" > // Don' t watch the literals of the deleted clauses right away, instead< / span > < / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < span class = "comment" > // watch them when these clauses become ' undeleted' in backward checking.< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "keywordflow" > if< / span > (clause.deleted_index == < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::numeric_limits< int> ::max< / a > ()) {< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > WatchClause(clause_index);< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > }< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (clause.num_literals == 1) {< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > single_literal_clauses_.push_back(clause_index);< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > }< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > }< / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > }< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "keywordtype" > void< / span > DratChecker::WatchClause(ClauseIndex clause_index) {< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "keyword" > const< / span > Literal* clause_literals =< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > literals_.data() + clauses_[clause_index].first_literal_index;< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > watched_literals_[clause_literals[0].Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (clause_index);< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > watched_literals_[clause_literals[1].Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (clause_index);< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > }< / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > < span class = "keywordtype" > bool< / span > DratChecker::HasRupProperty(ClauseIndex num_clauses,< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > ClauseIndex conflict = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ;< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : clause) {< / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > conflict =< / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > AssignAndPropagate(num_clauses, < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated(), < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > );< / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > < span class = "keywordflow" > if< / span > (conflict != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > }< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > }< / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > < / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex clause_index : single_literal_clauses_) {< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < span class = "keyword" > const< / span > Clause& clause = clauses_[clause_index];< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "comment" > // TODO(user): consider ignoring the deletion of single literal clauses< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "comment" > // as done in drat-trim.< / span > < / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < span class = "keywordflow" > if< / span > (clause_index < num_clauses & & !clause.IsDeleted(num_clauses)) {< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "keywordflow" > if< / span > (clause.is_needed_for_proof) {< / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > high_priority_literals_to_assign_.push_back(< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > {literals_[clause.first_literal_index], clause_index});< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > low_priority_literals_to_assign_.push_back(< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > {literals_[clause.first_literal_index], clause_index});< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > }< / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > }< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > }< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > < / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < span class = "keywordflow" > while< / span > (!(high_priority_literals_to_assign_.empty() & & < / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > low_priority_literals_to_assign_.empty()) & & < / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > conflict == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > std::vector< LiteralToAssign> & stack =< / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > high_priority_literals_to_assign_.empty()< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > ? low_priority_literals_to_assign_< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > : high_priority_literals_to_assign_;< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "keyword" > const< / span > LiteralToAssign literal_to_assign = stack.back();< / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > stack.pop_back();< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > < span class = "keywordflow" > if< / span > (assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (literal_to_assign.literal)) {< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < span class = "comment" > // If the literal to assign to true is already assigned to false, we found< / span > < / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "comment" > // a conflict, with the source clause of this previous assignment.< / span > < / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "keywordflow" > if< / span > (assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (literal_to_assign.literal)) {< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > conflict = literal_to_assign.source_clause_index;< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > }< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > }< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (literal_to_assign.source_clause_index != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > );< / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > unit_stack_.push_back(literal_to_assign.source_clause_index);< / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > conflict = AssignAndPropagate(num_clauses, literal_to_assign.literal,< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > literal_to_assign.source_clause_index);< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > }< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < span class = "keywordflow" > if< / span > (conflict != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > MarkAsNeededForProof(& clauses_[conflict]);< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > }< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : assigned_) {< / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac0fcde8be88b802d340601a4a0441b28" > UnassignLiteral< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > }< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > assigned_.clear();< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > high_priority_literals_to_assign_.clear();< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > low_priority_literals_to_assign_.clear();< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > unit_stack_.clear();< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > < / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > < span class = "keywordflow" > return< / span > conflict != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ;< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > }< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > ClauseIndex DratChecker::AssignAndPropagate(ClauseIndex num_clauses,< / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ,< / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > ClauseIndex source_clause_index) {< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > assigned_.push_back(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > AssignFromTrueLiteral< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > assignment_source_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Variable()] = source_clause_index;< / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > < / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > < span class = "keyword" > const< / span > Literal false_literal = < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Negated();< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > std::vector< ClauseIndex> & watched = watched_literals_[false_literal.Index()];< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > < span class = "keywordtype" > int< / span > new_watched_size = 0;< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > ClauseIndex conflict_index = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ;< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ClauseIndex clause_index : watched) {< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < span class = "keywordflow" > if< / span > (clause_index > = num_clauses) {< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < span class = "comment" > // Stop watching the literals of clauses which cannot possibly be< / span > < / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < span class = "comment" > // necessary to check the rest of the proof.< / span > < / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > }< / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > Clause& clause = clauses_[clause_index];< / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!clause.IsDeleted(num_clauses));< / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > < span class = "keywordflow" > if< / span > (conflict_index != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > watched[new_watched_size++] = clause_index;< / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > }< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > < / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > Literal* clause_literals = literals_.data() + clause.first_literal_index;< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > < span class = "keyword" > const< / span > Literal other_watched_literal(LiteralIndex(< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > clause_literals[0].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ().< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > () ^< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > clause_literals[1].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ().< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > () ^ false_literal.Index().value()));< / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < span class = "keywordflow" > if< / span > (assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (other_watched_literal)) {< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > watched[new_watched_size++] = clause_index;< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > }< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > < / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < span class = "keywordtype" > bool< / span > new_watched_literal_found = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 2; i < clause.num_literals; ++i) {< / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > < span class = "keywordflow" > if< / span > (!assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (clause_literals[i])) {< / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > clause_literals[0] = other_watched_literal;< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > clause_literals[1] = clause_literals[i];< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > clause_literals[i] = false_literal;< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > watched_literals_[clause_literals[1].Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (clause_index);< / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > new_watched_literal_found = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > }< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > }< / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > < span class = "keywordflow" > if< / span > (!new_watched_literal_found) {< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < span class = "keywordflow" > if< / span > (assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (other_watched_literal)) {< / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < span class = "comment" > // ' clause' is falsified with ' assignment_' , we found a conflict.< / span > < / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > < span class = "comment" > // TODO(user): test moving the rest of the vector here and< / span > < / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > < span class = "comment" > // returning right away.< / span > < / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > conflict_index = clause_index;< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (other_watched_literal));< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < span class = "comment" > // ' clause' is unit, push its unit literal on< / span > < / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > < span class = "comment" > // ' literals_to_assign_high_priority' or< / span > < / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > < span class = "comment" > // ' literals_to_assign_low_priority' to assign it to true and propagate< / span > < / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < span class = "comment" > // it in a later call to AssignAndPropagate().< / span > < / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "keywordflow" > if< / span > (clause.is_needed_for_proof) {< / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > high_priority_literals_to_assign_.push_back(< / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > {other_watched_literal, clause_index});< / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > low_priority_literals_to_assign_.push_back(< / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > {other_watched_literal, clause_index});< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > }< / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > }< / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > watched[new_watched_size++] = clause_index;< / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > }< / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > }< / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > watched.resize(new_watched_size);< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < span class = "keywordflow" > return< / span > conflict_index;< / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > }< / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "keywordtype" > void< / span > DratChecker::MarkAsNeededForProof(Clause* clause) {< / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > mark_clause_and_sources = [& ](Clause* clause) {< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > clause-> is_needed_for_proof = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : Literals(*clause)) {< / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "keyword" > const< / span > ClauseIndex source_clause_index =< / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > assignment_source_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Variable()];< / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < span class = "keywordflow" > if< / span > (source_clause_index != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > kNoClauseIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > clauses_[source_clause_index].tmp_is_needed_for_proof_step = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > }< / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > }< / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > };< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > mark_clause_and_sources(clause);< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = unit_stack_.size() - 1; i > = 0; --i) {< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > Clause& unit_clause = clauses_[unit_stack_[i]];< / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < span class = "keywordflow" > if< / span > (unit_clause.tmp_is_needed_for_proof_step) {< / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > mark_clause_and_sources(& unit_clause);< / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > < span class = "comment" > // We can clean this flag here without risking missing clauses needed for< / span > < / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < span class = "comment" > // the proof, because the clauses needed for a clause C are always lower< / span > < / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < span class = "comment" > // than C in the stack.< / span > < / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > unit_clause.tmp_is_needed_for_proof_step = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > }< / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > }< / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > }< / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > < / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > < span class = "keywordtype" > void< / span > DratChecker::LogStatistics(int64_t duration_nanos)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > < span class = "keywordtype" > int< / span > problem_clauses_needed_for_proof = 0;< / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < span class = "keywordtype" > int< / span > infered_clauses_needed_for_proof = 0;< / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > < span class = "keywordflow" > for< / span > (ClauseIndex i(0); i < clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > (); ++i) {< / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "keywordflow" > if< / span > (clauses_[i].is_needed_for_proof) {< / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < span class = "keywordflow" > if< / span > (i < first_infered_clause_index_) {< / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > ++problem_clauses_needed_for_proof;< / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > ++infered_clauses_needed_for_proof;< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > }< / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > }< / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > }< / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < problem_clauses_needed_for_proof< / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > < < < span class = "stringliteral" > " problem clauses needed for proof, out of " < / span > < / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > < < first_infered_clause_index_;< / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < infered_clauses_needed_for_proof< / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > < < < span class = "stringliteral" > " infered clauses needed for proof, out of " < / span > < / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < < clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () - first_infered_clause_index_;< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < num_rat_checks_ < < < span class = "stringliteral" > " RAT infered clauses" < / span > ;< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " verification time: " < / span > < < 1e-9 * duration_nanos < < < span class = "stringliteral" > " s" < / span > ;< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > }< / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#add4d19635eabde70c0aa36e1a6847df7" > 474< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add4d19635eabde70c0aa36e1a6847df7" > ContainsLiteral< / a > (absl::Span< const Literal> clause, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "keywordflow" > return< / span > std::find(clause.begin(), clause.end(), < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) != clause.end();< / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > }< / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > < / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a5a48aae9891af96b29504592d319cba6" > 478< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5a48aae9891af96b29504592d319cba6" > Resolve< / a > (absl::Span< const Literal> clause,< / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > absl::Span< const Literal> other_clause,< / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > complementary_literal, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > * assignment,< / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > std::vector< Literal> * resolvent) {< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add4d19635eabde70c0aa36e1a6847df7" > ContainsLiteral< / a > (clause, complementary_literal));< / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add4d19635eabde70c0aa36e1a6847df7" > ContainsLiteral< / a > (other_clause, complementary_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ()));< / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > resolvent-> clear();< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : clause) {< / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > != complementary_literal) {< / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < span class = "comment" > // Temporary assignment used to do the checks below in linear time.< / span > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > assignment-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > AssignFromTrueLiteral< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > resolvent-> push_back(< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > }< / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > }< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < span class = "keywordtype" > bool< / span > result = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > other_literal : other_clause) {< / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > < span class = "keywordflow" > if< / span > (other_literal != complementary_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ()) {< / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > < span class = "keywordflow" > if< / span > (assignment-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > LiteralIsFalse< / a > (other_literal)) {< / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > result = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (!assignment-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (other_literal)) {< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > resolvent-> push_back(other_literal);< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > }< / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > }< / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > }< / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > < / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > < span class = "comment" > // Revert the temporary assignment done above.< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : clause) {< / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > != complementary_literal) {< / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > assignment-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac0fcde8be88b802d340601a4a0441b28" > UnassignLiteral< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > }< / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > }< / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > }< / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > < / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#afbf73f9bc417ac7511fdd2bc4ab27c22" > 515< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#afbf73f9bc417ac7511fdd2bc4ab27c22" > AddProblemClauses< / a > (< span class = "keyword" > const< / span > std::string& file_path,< / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_checker.html" > DratChecker< / a > * drat_checker) {< / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < span class = "keywordtype" > int< / span > line_number = 0;< / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > < span class = "keywordtype" > int< / span > num_variables = 0;< / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > < span class = "keywordtype" > int< / span > num_clauses = 0;< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > std::vector< Literal> literals;< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > std::ifstream < a class = "code hl_namespace" href = "namespacefile.html" > file< / a > (file_path);< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > std::string line;< / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < span class = "keywordtype" > bool< / span > result = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > < span class = "keywordflow" > while< / span > (std::getline(< a class = "code hl_namespace" href = "namespacefile.html" > file< / a > , line)) {< / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > line_number++;< / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > std::vector< absl::string_view> words =< / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > absl::StrSplit(line, absl::ByAnyChar(< span class = "stringliteral" > " \t" < / span > ), absl::SkipWhitespace());< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > < span class = "keywordflow" > if< / span > (words.empty() || words[0] == < span class = "stringliteral" > " c" < / span > ) {< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < span class = "comment" > // Ignore empty and comment lines.< / span > < / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > }< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > < span class = "keywordflow" > if< / span > (words[0] == < span class = "stringliteral" > " p" < / span > ) {< / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > < span class = "keywordflow" > if< / span > (num_clauses > 0 || words.size() != 4 || words[1] != < span class = "stringliteral" > " cnf" < / span > ||< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > !absl::SimpleAtoi(words[2], & num_variables) || num_variables < = 0 ||< / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > !absl::SimpleAtoi(words[3], & num_clauses) || num_clauses < = 0) {< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67" > ERROR< / a > ) < < < span class = "stringliteral" > " Invalid content ' " < / span > < < line < < < span class = "stringliteral" > " ' at line " < / span > < < line_number< / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < < < span class = "stringliteral" > " of " < / span > < < file_path;< / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > result = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > }< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > literals.clear();< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < words.size(); ++i) {< / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < span class = "keywordtype" > int< / span > signed_value;< / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > < span class = "keywordflow" > if< / span > (!absl::SimpleAtoi(words[i], & signed_value) ||< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > std::abs(signed_value) > num_variables ||< / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > (signed_value == 0 & & i != words.size() - 1)) {< / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67" > ERROR< / a > ) < < < span class = "stringliteral" > " Invalid content ' " < / span > < < line < < < span class = "stringliteral" > " ' at line " < / span > < < line_number< / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > < < < span class = "stringliteral" > " of " < / span > < < file_path;< / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > result = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > }< / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > < span class = "keywordflow" > if< / span > (signed_value != 0) {< / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > literals.push_back(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (signed_value));< / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > }< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > }< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > drat_checker-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a54bb4f51333a0efceaf20de7b506e4ab" > AddProblemClause< / a > (literals);< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > }< / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > < a class = "code hl_namespace" href = "namespacefile.html" > file< / a > .close();< / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > }< / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > < / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a9736440eb95af5345f44a8bb823b7854" > 564< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a9736440eb95af5345f44a8bb823b7854" > AddInferedAndDeletedClauses< / a > (< span class = "keyword" > const< / span > std::string& file_path,< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_checker.html" > DratChecker< / a > * drat_checker) {< / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > < span class = "keywordtype" > int< / span > line_number = 0;< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "keywordtype" > bool< / span > ends_with_empty_clause = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > std::vector< Literal> literals;< / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > std::ifstream < a class = "code hl_namespace" href = "namespacefile.html" > file< / a > (file_path);< / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > std::string line;< / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < span class = "keywordtype" > bool< / span > result = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > < span class = "keywordflow" > while< / span > (std::getline(< a class = "code hl_namespace" href = "namespacefile.html" > file< / a > , line)) {< / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > line_number++;< / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > std::vector< absl::string_view> words =< / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > absl::StrSplit(line, absl::ByAnyChar(< span class = "stringliteral" > " \t" < / span > ), absl::SkipWhitespace());< / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < span class = "keywordtype" > bool< / span > delete_clause = !words.empty() & & words[0] == < span class = "stringliteral" > " d" < / span > ;< / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > literals.clear();< / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = (delete_clause ? 1 : 0); i < words.size(); ++i) {< / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < span class = "keywordtype" > int< / span > signed_value;< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < span class = "keywordflow" > if< / span > (!absl::SimpleAtoi(words[i], & signed_value) ||< / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > (signed_value == 0 & & i != words.size() - 1)) {< / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67" > ERROR< / a > ) < < < span class = "stringliteral" > " Invalid content ' " < / span > < < line < < < span class = "stringliteral" > " ' at line " < / span > < < line_number< / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > < < < span class = "stringliteral" > " of " < / span > < < file_path;< / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > result = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > }< / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > < span class = "keywordflow" > if< / span > (signed_value != 0) {< / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > literals.push_back(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (signed_value));< / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > }< / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > }< / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "keywordflow" > if< / span > (delete_clause) {< / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > drat_checker-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > (literals);< / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > ends_with_empty_clause = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > drat_checker-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a10d374b75761a0418a217cdcf2e89ae4" > AddInferedClause< / a > (literals);< / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > ends_with_empty_clause = literals.empty();< / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > }< / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > }< / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > < span class = "keywordflow" > if< / span > (!ends_with_empty_clause) {< / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > drat_checker-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_checker.html#a10d374b75761a0418a217cdcf2e89ae4" > AddInferedClause< / a > ({});< / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > }< / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < a class = "code hl_namespace" href = "namespacefile.html" > file< / a > .close();< / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > }< / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > < / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a3acd0dba6c4cef0486ae0d2b9d8920a0" > 606< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a3acd0dba6c4cef0486ae0d2b9d8920a0" > PrintClauses< / a > (< span class = "keyword" > const< / span > std::string& file_path, < a class = "code hl_enumeration" href = "namespaceoperations__research_1_1sat.html#a3e51e1435c6412fc4f2a273b3fbee996" > SatFormat< / a > format,< / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < span class = "keyword" > const< / span > std::vector< std::vector< Literal> > & < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a21696c8707868a3d522d1bee261f4185" > clauses< / a > ,< / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > std::ofstream output_stream(file_path, std::ofstream::out);< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > < span class = "keywordflow" > if< / span > (format == < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1sat.html#a3e51e1435c6412fc4f2a273b3fbee996a7eeb40a554eda8374e34c3734740313d" > DIMACS< / a > ) {< / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > output_stream < < < span class = "stringliteral" > " p cnf " < / span > < < num_variables < < < span class = "stringliteral" > " " < / span > < < < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a21696c8707868a3d522d1bee261f4185" > clauses< / a > .size() < < < span class = "stringliteral" > " \n" < / span > ;< / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > }< / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & clause : < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a21696c8707868a3d522d1bee261f4185" > clauses< / a > ) {< / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : clause) {< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > output_stream < < < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > SignedValue< / a > () < < < span class = "stringliteral" > " " < / span > ;< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > 616< / span > }< / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > output_stream < < < span class = "stringliteral" > " 0\n" < / span > ;< / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > 618< / span > }< / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > output_stream.close();< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > < span class = "keywordflow" > return< / span > output_stream.good();< / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > }< / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > max< / a > < / div > < div class = "ttdeci" > int64_t max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00140" > alldiff_cst.cc:140< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 >
2022-03-04 00:11:33 +01:00
< 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#l00703" > base/logging.h:703< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae" > < div class = "ttname" > < a href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > < / div > < div class = "ttdeci" > #define LOG(severity)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00420" > base/logging.h:420< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< 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#l00890" > base/logging.h:890< / 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#l00891" > base/logging.h:891< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a058bda4957df6a97b1ea6c9fd783f672" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a058bda4957df6a97b1ea6c9fd783f672" > absl::StrongVector::pop_back< / a > < / div > < div class = "ttdeci" > void pop_back()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00168" > strong_vector.h:168< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a4e3670a285a3642eaa07f66766cffa72" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > absl::StrongVector::resize< / a > < / div > < div class = "ttdeci" > void resize(size_type new_size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00150" > strong_vector.h:150< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a60304b65bf89363bcc3165d3cde67f86" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > absl::StrongVector::size< / a > < / div > < div class = "ttdeci" > size_type size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00147" > strong_vector.h:147< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a644718bb2fb240de962dc3c9a1fdf0dc" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > absl::StrongVector::empty< / a > < / div > < div class = "ttdeci" > bool empty() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00156" > strong_vector.h:156< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a9263000d449fdccb6cb70b303063e60b" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > absl::StrongVector::push_back< / a > < / div > < div class = "ttdeci" > void push_back(const value_type & x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00158" > strong_vector.h:158< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_ac8bb3912a3ce86b15842e79d0b421204" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > absl::StrongVector::clear< / a > < / div > < div class = "ttdeci" > void clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00170" > strong_vector.h:170< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_af71e6c1eccbc12e9339c00a86a981a43" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#af71e6c1eccbc12e9339c00a86a981a43" > absl::StrongVector::back< / a > < / div > < div class = "ttdeci" > reference back()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00174" > strong_vector.h:174< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html" > operations_research::TimeLimit< / a > < / div > < div class = "ttdoc" > A simple class to enforce both an elapsed time limit and a deterministic time limit in the same threa...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00106" > time_limit.h:106< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html" > operations_research::sat::DratChecker< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8h_source.html#l00044" > drat_checker.h:44< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html_a10d374b75761a0418a217cdcf2e89ae4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html#a10d374b75761a0418a217cdcf2e89ae4" > operations_research::sat::DratChecker::AddInferedClause< / a > < / div > < div class = "ttdeci" > void AddInferedClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00083" > drat_checker.cc:83< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html_a18349231154d0f5eaee94fe213f347e6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html#a18349231154d0f5eaee94fe213f347e6" > operations_research::sat::DratChecker::DeleteClause< / a > < / div > < div class = "ttdeci" > void DeleteClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00125" > drat_checker.cc:125< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html_a29037e50da43e6bda147d22c452fb91d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html#a29037e50da43e6bda147d22c452fb91d" > operations_research::sat::DratChecker::Check< / a > < / div > < div class = "ttdeci" > Status Check(double max_time_in_seconds)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00153" > drat_checker.cc:153< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html_a3ad1c6b4aef6d5028b7748c2c9330912" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html#a3ad1c6b4aef6d5028b7748c2c9330912" > operations_research::sat::DratChecker::GetUnsatSubProblem< / a > < / div > < div class = "ttdeci" > std::vector< std::vector< Literal > > GetUnsatSubProblem() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00222" > drat_checker.cc:222< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html_a54bb4f51333a0efceaf20de7b506e4ab" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html#a54bb4f51333a0efceaf20de7b506e4ab" > operations_research::sat::DratChecker::AddProblemClause< / a > < / div > < div class = "ttdeci" > void AddProblemClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00070" > drat_checker.cc:70< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html_a67a0db04d321a74b7e7fcfd3f1a3f70b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html#a67a0db04d321a74b7e7fcfd3f1a3f70b" > operations_research::sat::DratChecker::Status< / a > < / div > < div class = "ttdeci" > Status< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8h_source.html#l00080" > drat_checker.h:80< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_checker_html_a8e3d09e79f9855a586254f5d74b11720" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_checker.html#a8e3d09e79f9855a586254f5d74b11720" > operations_research::sat::DratChecker::GetOptimizedProof< / a > < / div > < div class = "ttdeci" > std::vector< std::vector< Literal > > GetOptimizedProof() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00226" > drat_checker.cc:226< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html" > operations_research::sat::Literal< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00067" > sat_base.h:67< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a44fc3f1a79635fadb162d04cec312341" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > operations_research::sat::Literal::SignedValue< / a > < / div > < div class = "ttdeci" > int SignedValue() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00090" > sat_base.h:90< / 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#l00094" > sat_base.h:94< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > operations_research::sat::VariablesAssignment< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00125" > sat_base.h:125< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a142694366986039454f53b38e8378815" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > operations_research::sat::VariablesAssignment::LiteralIsAssigned< / a > < / div > < div class = "ttdeci" > bool LiteralIsAssigned(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00156" > sat_base.h:156< / 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#l00153" > sat_base.h:153< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a945bb6c1e83f281fdde5778473a12b37" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > operations_research::sat::VariablesAssignment::AssignFromTrueLiteral< / a > < / div > < div class = "ttdeci" > void AssignFromTrueLiteral(Literal literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00136" > sat_base.h:136< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_ac0fcde8be88b802d340601a4a0441b28" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#ac0fcde8be88b802d340601a4a0441b28" > operations_research::sat::VariablesAssignment::UnassignLiteral< / a > < / div > < div class = "ttdeci" > void UnassignLiteral(Literal literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00143" > sat_base.h:143< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_acfd1646011e643f58fd7dc66d9cc90a5" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#acfd1646011e643f58fd7dc66d9cc90a5" > operations_research::sat::VariablesAssignment::LiteralIsFalse< / a > < / div > < div class = "ttdeci" > bool LiteralIsFalse(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00150" > sat_base.h:150< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::VariablesAssignment::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00129" > sat_base.h:129< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__solver_8cc_html_a21696c8707868a3d522d1bee261f4185" > < div class = "ttname" > < a href = "cp__model__solver_8cc.html#a21696c8707868a3d522d1bee261f4185" > clauses< / a > < / div > < div class = "ttdeci" > SharedClausesManager * clauses< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__solver_8cc_source.html#l02056" > cp_model_solver.cc:2056< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__solver_8cc_html_aec8af5c1be4e1b6d4330e1161028de21" > < div class = "ttname" > < a href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > < / div > < div class = "ttdeci" > ModelSharedTimeLimit * time_limit< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__solver_8cc_source.html#l02050" > cp_model_solver.cc:2050< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > < / div > < div class = "ttdeci" > int64_t value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00044" > demon_profiler.cc:44< / a > < / div > < / div >
< div class = "ttc" id = "adrat__checker_8h_html" > < div class = "ttname" > < a href = "drat__checker_8h.html" > drat_checker.h< / a > < / div > < / div >
< div class = "ttc" id = "ahash_8h_html" > < div class = "ttname" > < a href = "hash_8h.html" > hash.h< / a > < / div > < / div >
< div class = "ttc" id = "alog__severity_8h_html_a50e5762f38854b37ee3e2851bc1bb0e7" > < div class = "ttname" > < a href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > < / div > < div class = "ttdeci" > const int WARNING< / 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 = "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 = "alog__severity_8h_html_ac9bcbe19995a8140cd4ec61773cd6e67" > < div class = "ttname" > < a href = "log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67" > ERROR< / a > < / div > < div class = "ttdeci" > const int ERROR< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "log__severity_8h_source.html#l00032" > log_severity.h:32< / a > < / div > < / div >
< div class = "ttc" id = "amatrix__utils_8cc_html_a95d4078c018ac04247ee3785eab30e7b" > < div class = "ttname" > < a href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > < / div > < div class = "ttdeci" > int64_t hash< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "matrix__utils_8cc_source.html#l00061" > matrix_utils.cc:61< / a > < / div > < / div >
< div class = "ttc" id = "anamespacefile_html" > < div class = "ttname" > < a href = "namespacefile.html" > file< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2file_8cc_source.html#l00141" > base/file.cc:141< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ac89c7b45754e9a6bdabc08bea586fc4e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > operations_research::glop::Index< / a > < / div > < div class = "ttdeci" > int32_t Index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00038" > lp_types.h:38< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1math__opt_html_a5de89a1f6e3f80a49a0d76136d8044e2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > operations_research::math_opt::swap< / a > < / div > < div class = "ttdeci" > void swap(IdMap< K, V > & a, IdMap< K, V > & b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "id__map_8h_source.html#l00262" > id_map.h:262< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2dbcb7017d468a17bdb30252af5c6c31" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > operations_research::sat::kNoLiteralIndex< / a > < / div > < div class = "ttdeci" > const LiteralIndex kNoLiteralIndex(-1)< / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a3acd0dba6c4cef0486ae0d2b9d8920a0" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a3acd0dba6c4cef0486ae0d2b9d8920a0" > operations_research::sat::PrintClauses< / a > < / div > < div class = "ttdeci" > bool PrintClauses(const std::string & file_path, SatFormat format, const std::vector< std::vector< Literal > > & clauses, int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00606" > drat_checker.cc:606< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a3e51e1435c6412fc4f2a273b3fbee996" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a3e51e1435c6412fc4f2a273b3fbee996" > operations_research::sat::SatFormat< / a > < / div > < div class = "ttdeci" > SatFormat< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8h_source.html#l00330" > drat_checker.h:330< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a3e51e1435c6412fc4f2a273b3fbee996a7eeb40a554eda8374e34c3734740313d" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a3e51e1435c6412fc4f2a273b3fbee996a7eeb40a554eda8374e34c3734740313d" > operations_research::sat::DIMACS< / a > < / div > < div class = "ttdeci" > @ DIMACS< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8h_source.html#l00331" > drat_checker.h:331< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a5a48aae9891af96b29504592d319cba6" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a5a48aae9891af96b29504592d319cba6" > operations_research::sat::Resolve< / a > < / div > < div class = "ttdeci" > bool Resolve(absl::Span< const Literal > clause, absl::Span< const Literal > other_clause, Literal complementary_literal, VariablesAssignment *assignment, std::vector< Literal > *resolvent)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00478" > drat_checker.cc:478< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a9736440eb95af5345f44a8bb823b7854" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a9736440eb95af5345f44a8bb823b7854" > operations_research::sat::AddInferedAndDeletedClauses< / a > < / div > < div class = "ttdeci" > bool AddInferedAndDeletedClauses(const std::string & file_path, DratChecker *drat_checker)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00564" > drat_checker.cc:564< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_add4d19635eabde70c0aa36e1a6847df7" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#add4d19635eabde70c0aa36e1a6847df7" > operations_research::sat::ContainsLiteral< / a > < / div > < div class = "ttdeci" > bool ContainsLiteral(absl::Span< const Literal > clause, Literal literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00474" > drat_checker.cc:474< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_afbf73f9bc417ac7511fdd2bc4ab27c22" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#afbf73f9bc417ac7511fdd2bc4ab27c22" > operations_research::sat::AddProblemClauses< / a > < / div > < div class = "ttdeci" > bool AddProblemClauses(const std::string & file_path, DratChecker *drat_checker)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__checker_8cc_source.html#l00515" > drat_checker.cc:515< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_affcb42181de5b23ba7b5df37fe1676a3" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#affcb42181de5b23ba7b5df37fe1676a3" > operations_research::sat::kNoClauseIndex< / a > < / div > < div class = "ttdeci" > const ClauseIndex kNoClauseIndex(-1)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceutil__hash_html_a17715af1c1bc575a706eb167371b81e9" > < div class = "ttname" > < a href = "namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9" > util_hash::Hash< / a > < / div > < div class = "ttdeci" > uint64_t Hash(uint64_t num, uint64_t c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "hash_8h_source.html#l00150" > hash.h:150< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< 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#l00089" > optimization.cc:89< / a > < / div > < / div >
< div class = "ttc" id = "asat__base_8h_html" > < div class = "ttname" > < a href = "sat__base_8h.html" > sat_base.h< / a > < / div > < / div >
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