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< a href = "simplification_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 >
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< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
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< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #include " < a class = "code" href = "simplification_8h.html" > ortools/sat/simplification.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "preprocessor" > #include < algorithm> < / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
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< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < deque> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < limits> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < utility> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include " absl/container/btree_set.h" < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " absl/memory/memory.h" < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " < a class = "code" href = "dynamic__partition_8h.html" > ortools/algorithms/dynamic_partition.h< / a > " < / span > < / div >
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< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " < a class = "code" href = "adjustable__priority__queue_8h.html" > ortools/base/adjustable_priority_queue.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / 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 = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " < a class = "code" href = "macros_8h.html" > ortools/base/macros.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "stl__util_8h.html" > ortools/base/stl_util.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / 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 = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "timer_8h.html" > ortools/base/timer.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 = "strongly__connected__components_8h.html" > ortools/graph/strongly_connected_components.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 = "drat__proof__handler_8h.html" > ortools/sat/drat_proof_handler.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 = "sat_2model_8h.html" > ortools/sat/model.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 = "probing_8h.html" > ortools/sat/probing.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / 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 = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__inprocessing_8h.html" > ortools/sat/sat_inprocessing.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__solver_8h.html" > ortools/sat/sat_solver.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "preprocessor" > #include " < a class = "code" href = "util_2logging_8h.html" > ortools/util/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / 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 = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "preprocessor" > #include " < a class = "code" href = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
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< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < / div >
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< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a3b174af81ff48a2cf33d23179125b356" > 50< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a3b174af81ff48a2cf33d23179125b356" > SatPostsolver::SatPostsolver< / a > (< span class = "keywordtype" > int< / span > num_variables)< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > : initial_num_variables_(num_variables), num_variables_(num_variables) {< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_variables);< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > (0); < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < num_variables; ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > reverse_mapping_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > }< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / 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 = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > }< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a024e94c6e22e2fe747bb4355b52a8eab" > 59< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a024e94c6e22e2fe747bb4355b52a8eab" > SatPostsolver::Add< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > x, absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!clause.empty());< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::find(clause.begin(), clause.end(), x) != clause.end());< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > associated_literal_.push_back(ApplyReverseMapping(x));< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > clauses_start_.push_back(clauses_literals_.size());< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > & l : clause) {< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > clauses_literals_.push_back(ApplyReverseMapping(l));< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > }< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > }< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a40432775821777983c4df6b4f2a71d92" > 69< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a40432775821777983c4df6b4f2a71d92" > SatPostsolver::FixVariable< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > x) {< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = ApplyReverseMapping(x);< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > AssignFromTrueLiteral< / a > (l);< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > }< / 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" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8155216960c6e1f5d476e1c28b2d34fa" > 74< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8155216960c6e1f5d476e1c28b2d34fa" > SatPostsolver::ApplyMapping< / a > (< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable> < / a > & mapping) {< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable> < / a > new_mapping;< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "keywordflow" > if< / span > (reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () < mapping.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // We have new variables.< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "keywordflow" > while< / span > (reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > () < mapping.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (BooleanVariable(num_variables_++));< / 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 > 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 = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > }< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "keywordflow" > for< / span > (BooleanVariable v(0); v < mapping.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > (); ++v) {< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "keyword" > const< / span > BooleanVariable image = mapping[v];< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "keywordflow" > if< / span > (image != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > ) {< / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "keywordflow" > if< / span > (image > = new_mapping.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > new_mapping.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (image.value() + 1, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > );< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > }< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > new_mapping[image] = reverse_mapping_[v];< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (new_mapping[image], < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > );< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > }< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > }< / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (new_mapping, reverse_mapping_);< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > }< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > SatPostsolver::ApplyReverseMapping(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l) {< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "keywordflow" > if< / span > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > () > = reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // We have new variables.< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "keywordflow" > while< / span > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > () > = reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (BooleanVariable(num_variables_++));< / 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 > 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 = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > }< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (reverse_mapping_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()], < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > );< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keyword" > const< / span > Literal result(reverse_mapping_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()], l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#ab76ca9049d6f3f1948d7120a98765107" > IsPositive< / a > ());< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / 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 > (result));< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > }< / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "keywordtype" > void< / span > SatPostsolver::Postsolve(VariablesAssignment* assignment)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // First, we set all unassigned variable to true.< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > // This will be a valid assignment of the presolved problem.< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > (0); < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < assignment-> NumberOfVariables(); ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "keywordflow" > if< / span > (!assignment-> VariableIsAssigned(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > assignment-> AssignFromTrueLiteral(Literal(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ));< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > }< / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keywordtype" > int< / span > previous_start = clauses_literals_.size();< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (clauses_start_.size()) - 1; i > = 0; --i) {< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "keywordtype" > bool< / span > set_associated_var = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_start = clauses_start_[i];< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = new_start; j < previous_start; ++j) {< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keywordflow" > if< / span > (assignment-> LiteralIsTrue(clauses_literals_[j])) {< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > set_associated_var = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > }< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > }< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > previous_start = new_start;< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "keywordflow" > if< / span > (set_associated_var) {< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > assignment-> UnassignLiteral(associated_literal_[i].Negated());< / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > assignment-> AssignFromTrueLiteral(associated_literal_[i]);< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > }< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > }< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < span class = "comment" > // Ignore the value of any variables added by the presolve.< / span > < / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > assignment-> Resize(initial_num_variables_);< / 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 > < / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#ac6f385a340d67f08c9f3d8e686ebf571" > 141< / a > < / span > std::vector< bool> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#ac6f385a340d67f08c9f3d8e686ebf571" > SatPostsolver::ExtractAndPostsolveSolution< / a > (< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > & solver) {< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > std::vector< bool> solution(solver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > ());< / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > (0); < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < solver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > (); ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (solver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > solution[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value()] =< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > solver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ));< / div >
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< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > }< / div >
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< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8995563af871eb8c2b05bf99bd89344a" > PostsolveSolution< / a > (solution);< / 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" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8995563af871eb8c2b05bf99bd89344a" > 152< / a > < / span > std::vector< bool> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8995563af871eb8c2b05bf99bd89344a" > SatPostsolver::PostsolveSolution< / a > (< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < span class = "keyword" > const< / span > std::vector< bool> & solution) {< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > (0); < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < solution.size(); ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , reverse_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ());< / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (reverse_mapping_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ], < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > );< / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / 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#a49e751eb6f0e9babd957889bb8e7472d" > VariableIsAssigned< / a > (reverse_mapping_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]));< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a945bb6c1e83f281fdde5778473a12b37" > AssignFromTrueLiteral< / a > (< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (reverse_mapping_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ], solution[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value()]));< / 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 > Postsolve(& assignment_);< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > std::vector< bool> postsolved_solution;< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > postsolved_solution.reserve(initial_num_variables_);< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < initial_num_variables_; ++i) {< / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > postsolved_solution.push_back(< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > assignment_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (BooleanVariable(i), < span class = "keyword" > true< / span > )));< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > }< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "keywordflow" > return< / span > postsolved_solution;< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > }< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a26fc07b3630b79be6914e6387b63a073" > 171< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a26fc07b3630b79be6914e6387b63a073" > SatPresolver::AddBinaryClause< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) { < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > }); }< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a98bacf41c50979896b4a5f5e41fb0ccf" > 173< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a98bacf41c50979896b4a5f5e41fb0ccf" > SatPresolver::AddClause< / a > (absl::Span< const Literal> clause) {< / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > (clause.size(), 0) < < < span class = "stringliteral" > " Added an empty clause to the presolver" < / span > ;< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > ci(clauses_.size());< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > clauses_.push_back(std::vector< Literal> (clause.begin(), clause.end()));< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > in_clause_to_process_.push_back(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > clause_to_process_.push_back(ci);< / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < span class = "keywordtype" > bool< / span > changed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > std::vector< Literal> & clause_ref = clauses_.back();< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < span class = "keywordflow" > if< / span > (!equiv_mapping_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > ()) {< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < clause_ref.size(); ++i) {< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > old_literal = clause_ref[i];< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > clause_ref[i] = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (equiv_mapping_[clause_ref[i].< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ()]);< / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "keywordflow" > if< / span > (old_literal != clause_ref[i]) changed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / 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 > std::sort(clause_ref.begin(), clause_ref.end());< / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > clause_ref.erase(std::unique(clause_ref.begin(), clause_ref.end()),< / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > clause_ref.end());< / div >
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< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < / div >
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< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "comment" > // Check for trivial clauses:< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < clause_ref.size(); ++i) {< / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "keywordflow" > if< / span > (clause_ref[i] == clause_ref[i - 1].Negated()) {< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "comment" > // The clause is trivial!< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > ++num_trivial_clauses_;< / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > clause_to_process_.pop_back();< / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > clauses_.pop_back();< / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > in_clause_to_process_.pop_back();< / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > }< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > }< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "comment" > // This needs to be done after the basic canonicalization above.< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > signatures_.push_back(ComputeSignatureOfClauseVariables(ci));< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (signatures_.size(), clauses_.size());< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > & & changed) {< / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > (clause_ref);< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > (clause);< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > }< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > max_literal = clause_ref.back();< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > required_size = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (max_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ().value(),< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > max_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ().value()) +< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > 1;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "keywordflow" > if< / span > (required_size > literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (required_size);< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > literal_to_clause_sizes_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (required_size);< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > e : clause_ref) {< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > literal_to_clauses_[e.Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (ci);< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > literal_to_clause_sizes_[e.Index()]++;< / 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" > 226< / span > }< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a0b58ef3a397720b272662f8bc45585cb" > 228< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a0b58ef3a397720b272662f8bc45585cb" > SatPresolver::SetNumVariables< / a > (< span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > required_size = 2 * num_variables;< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "keywordflow" > if< / span > (required_size > literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) {< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (required_size);< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > literal_to_clause_sizes_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (required_size);< / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > }< / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > }< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "keywordtype" > void< / span > SatPresolver::AddClauseInternal(std::vector< Literal> * clause) {< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > (*clause);< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(clause-> begin(), clause-> end()));< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > (clause-> size(), 0) < < < span class = "stringliteral" > " TODO(user): Unsat during presolve?" < / span > ;< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > ci(clauses_.size());< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > clauses_.push_back(std::vector< Literal> ());< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > clauses_.back().swap(*clause);< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > in_clause_to_process_.push_back(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > clause_to_process_.push_back(ci);< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / 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 > e : clauses_.back()) {< / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > literal_to_clauses_[e.Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (ci);< / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > literal_to_clause_sizes_[e.Index()]++;< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > UpdatePriorityQueue(e.Variable());< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > UpdateBvaPriorityQueue(e.Index());< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > }< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > signatures_.push_back(ComputeSignatureOfClauseVariables(ci));< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (signatures_.size(), clauses_.size());< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > }< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable> < / a > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a69b55d318122f02f0fb03fb1c070ab37" > 258< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a69b55d318122f02f0fb03fb1c070ab37" > SatPresolver::VariableMapping< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable> < / a > result;< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > BooleanVariable new_var(0);< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > (0); < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > (); ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "keywordflow" > if< / span > (literal_to_clause_sizes_[< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] > 0 ||< / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > literal_to_clause_sizes_[< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > ).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] > 0) {< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > result.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (new_var);< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > ++new_var;< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > result.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > );< / 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 > }< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > }< / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a11c34313bd8d2e6ac75054fd4bc51a8a" > 273< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a11c34313bd8d2e6ac75054fd4bc51a8a" > SatPresolver::LoadProblemIntoSatSolver< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > * solver) {< / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < span class = "comment" > // Cleanup some memory that is not needed anymore. Note that we do need< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "comment" > // literal_to_clause_sizes_ for VariableMapping() to work.< / span > < / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ();< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > var_pq_elements_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > in_clause_to_process_.clear();< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > clause_to_process_.clear();< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > signatures_.clear();< / 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 > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable> < / a > mapping =< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a69b55d318122f02f0fb03fb1c070ab37" > VariableMapping< / a > ();< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > : mapping) {< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > ) ++new_size;< / div >
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< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > }< / div >
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< 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 > std::vector< Literal> temp;< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a0b58ef3a397720b272662f8bc45585cb" > SetNumVariables< / a > (new_size);< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > < span class = "keywordflow" > for< / span > (std::vector< Literal> & clause_ref : clauses_) {< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > temp.clear();< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l : clause_ref) {< / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (mapping[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()], < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > kNoBooleanVariable< / a > );< / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > temp.push_back(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (mapping[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ()], l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#ab76ca9049d6f3f1948d7120a98765107" > IsPositive< / a > ()));< / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > }< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < span class = "keywordflow" > if< / span > (!temp.empty()) solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#af67fe279478772a6d1492a7f673bda5d" > AddProblemClause< / a > (temp);< / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < a class = "code hl_function" href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > (& clause_ref);< / 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 > < / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < span class = "keywordtype" > bool< / span > SatPresolver::ProcessAllClauses() {< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "keywordtype" > int< / span > num_skipped_checks = 0;< / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > kCheckFrequency = 1000;< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "comment" > // Because on large problem we don' t have a budget to process all clauses,< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > < span class = "comment" > // lets start by the smallest ones first.< / span > < / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > std::sort(clause_to_process_.begin(), clause_to_process_.end(),< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > [< span class = "keyword" > this< / span > ](< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > c1, < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > c2) {< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > return clauses_[c1].size() < clauses_[c2].size();< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > });< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "keywordflow" > while< / span > (!clause_to_process_.empty()) {< / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > ci = clause_to_process_.front();< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > in_clause_to_process_[ci] = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > clause_to_process_.pop_front();< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ac36d4cd02bbf1501a134d61fc510ad68" > ProcessClauseToSimplifyOthers< / a > (ci)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < span class = "keywordflow" > if< / span > (++num_skipped_checks > = kCheckFrequency) {< / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > < span class = "keywordflow" > if< / span > (num_inspected_signatures_ + num_inspected_literals_ > 1e9) {< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Aborting ProcessAllClauses() because work limit has been " < / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "stringliteral" > " reached" < / span > ;< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > }< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "keywordflow" > if< / span > (time_limit_ != < span class = "keyword" > nullptr< / span > & & time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > num_skipped_checks = 0;< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > }< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > }< / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > }< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a4357280dffaba15fcb7f932afe0aea3f" > 331< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a4357280dffaba15fcb7f932afe0aea3f" > SatPresolver::Presolve< / a > () {< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > < span class = "comment" > // This is slighlty inefficient, but the presolve algorithm is< / span > < / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < span class = "comment" > // a lot more costly anyway.< / span > < / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > std::vector< bool> can_be_removed(< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > (), < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a4357280dffaba15fcb7f932afe0aea3f" > Presolve< / a > (can_be_removed);< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > }< / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a37894abe3ed0f6f27072616d93e70520" > 338< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a4357280dffaba15fcb7f932afe0aea3f" > SatPresolver::Presolve< / a > (< span class = "keyword" > const< / span > std::vector< bool> & can_be_removed) {< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < a class = "code hl_class" href = "class_wall_timer.html" > WallTimer< / a > timer;< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > timer.< a class = "code hl_function" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < span class = "keywordflow" > if< / span > (logger_-> < a class = "code hl_function" href = "classoperations__research_1_1_solver_logger.html#a9492cb97f5ec0ecbce0b5ef1b085738b" > LoggingIsEnabled< / a > ()) {< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > int64_t num_removable = 0;< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > : can_be_removed) {< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) ++num_removable;< / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > }< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < a class = "code hl_define" href = "util_2logging_8h.html#a5f67b653dd99ddbe5e3367e3b4b7b532" > SOLVER_LOG< / a > (logger_,< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > < span class = "stringliteral" > " [SAT presolve] num removable Booleans: " < / span > , num_removable, < span class = "stringliteral" > " / " < / span > ,< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > can_be_removed.size());< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > < a class = "code hl_define" href = "util_2logging_8h.html#a5f67b653dd99ddbe5e3367e3b4b7b532" > SOLVER_LOG< / a > (logger_,< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > < span class = "stringliteral" > " [SAT presolve] num trivial clauses: " < / span > , num_trivial_clauses_);< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > DisplayStats(0);< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > }< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < span class = "comment" > // TODO(user): When a clause is strengthened, add it to a queue so it can< / span > < / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < span class = "comment" > // be processed again?< / span > < / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < span class = "keywordflow" > if< / span > (!ProcessAllClauses()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > < span class = "keywordflow" > if< / span > (logger_-> < a class = "code hl_function" href = "classoperations__research_1_1_solver_logger.html#a9492cb97f5ec0ecbce0b5ef1b085738b" > LoggingIsEnabled< / a > ()) DisplayStats(timer.< a class = "code hl_function" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ());< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < span class = "keywordflow" > if< / span > (time_limit_ != < span class = "keyword" > nullptr< / span > & & time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "keywordflow" > if< / span > (num_inspected_signatures_ + num_inspected_literals_ > 1e9) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / 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 > InitializePriorityQueue();< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > < span class = "keywordflow" > while< / span > (var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a24926108b770033792d015cb86aeffb3" > Size< / a > () > 0) {< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > < span class = "keyword" > const< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a503e1bfef34fc7acf03340ddd74b5872" > Top< / a > ()-> variable;< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a701a584ce72cccbcce9cb0656b6c898b" > Pop< / a > ();< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > < span class = "keywordflow" > if< / span > (!can_be_removed[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value()]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ae39cbe1919d9200f3f41cf96b7eee703" > CrossProduct< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ))) {< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < span class = "keywordflow" > if< / span > (!ProcessAllClauses()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > }< / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < span class = "keywordflow" > if< / span > (time_limit_ != < span class = "keyword" > nullptr< / span > & & time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < span class = "keywordflow" > if< / span > (num_inspected_signatures_ + num_inspected_literals_ > 1e9) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > }< / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < span class = "keywordflow" > if< / span > (logger_-> < a class = "code hl_function" href = "classoperations__research_1_1_solver_logger.html#a9492cb97f5ec0ecbce0b5ef1b085738b" > LoggingIsEnabled< / a > ()) DisplayStats(timer.< a class = "code hl_function" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ());< / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > < / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > < span class = "comment" > // We apply BVA after a pass of the other algorithms.< / span > < / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < span class = "keywordflow" > if< / span > (parameters_.presolve_use_bva()) {< / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a5ddcb2924990b8dbcf375f7c19846218" > PresolveWithBva< / a > ();< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > < span class = "keywordflow" > if< / span > (logger_-> < a class = "code hl_function" href = "classoperations__research_1_1_solver_logger.html#a9492cb97f5ec0ecbce0b5ef1b085738b" > LoggingIsEnabled< / a > ()) DisplayStats(timer.< a class = "code hl_function" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ());< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > < / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > }< / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a5ddcb2924990b8dbcf375f7c19846218" > 385< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a5ddcb2924990b8dbcf375f7c19846218" > SatPresolver::PresolveWithBva< / a > () {< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > var_pq_elements_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > (); < span class = "comment" > // so we don' t update it.< / span > < / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > InitializeBvaPriorityQueue();< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > < span class = "keywordflow" > while< / span > (bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a24926108b770033792d015cb86aeffb3" > Size< / a > () > 0) {< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < span class = "keyword" > const< / span > LiteralIndex lit = bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a503e1bfef34fc7acf03340ddd74b5872" > Top< / a > ()-> literal;< / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a701a584ce72cccbcce9cb0656b6c898b" > Pop< / a > ();< / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > SimpleBva(lit);< / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > }< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > }< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > < / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < span class = "comment" > // We use the same notation as in the article mentioned in the .h< / span > < / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < span class = "keywordtype" > void< / span > SatPresolver::SimpleBva(LiteralIndex l) {< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > literal_to_p_size_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > (), 0);< / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::all_of(literal_to_p_size_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ad69bd11391be1a1dba5c8202259664f8" > begin< / a > (), literal_to_p_size_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#acad38d52497a975bfb6f2f6acd76631f" > end< / a > (),< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > [](< span class = "keywordtype" > int< / span > v) { return v == 0; }));< / 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 = "comment" > // We will try to add a literal to m_lit_ and take a subset of m_cls_ such< / span > < / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < span class = "comment" > // that |m_lit_| * |m_cls_| - |m_lit_| - |m_cls_| is maximized.< / span > < / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > m_lit_ = {l};< / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > m_cls_ = literal_to_clauses_[l];< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > < / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > < span class = "keywordtype" > int< / span > reduction = 0;< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > < span class = "keywordflow" > while< / span > (< span class = "keyword" > true< / span > ) {< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > LiteralIndex lmax = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < span class = "keywordtype" > int< / span > max_size = 0;< / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > < / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > flattened_p_.clear();< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > c : m_cls_) {< / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "keyword" > const< / span > std::vector< Literal> & clause = clauses_[c];< / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > < span class = "keywordflow" > if< / span > (clause.empty()) < span class = "keywordflow" > continue< / span > ; < span class = "comment" > // It has been deleted.< / span > < / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < span class = "comment" > // Find a literal different from l that occur in the less number of< / span > < / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > < span class = "comment" > // clauses.< / span > < / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < span class = "keyword" > const< / span > LiteralIndex l_min =< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > FindLiteralWithShortestOccurrenceListExcluding(clause, Literal(l));< / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < span class = "keywordflow" > if< / span > (l_min == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > < / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > < span class = "comment" > // Find all the clauses of the form " clause \ {l} + {l' }" , for a literal< / span > < / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > < span class = "comment" > // l' that is not in the clause.< / span > < / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > d : literal_to_clauses_[l_min]) {< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < span class = "keywordflow" > if< / span > (clause.size() != clauses_[d].size()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < span class = "keyword" > const< / span > LiteralIndex l_diff =< / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a7cc19650ad546aee24b7abe12910437c" > DifferAtGivenLiteral< / a > (clause, clauses_[d], Literal(l));< / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "keywordflow" > if< / span > (l_diff == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > || m_lit_.count(l_diff) > 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "keywordflow" > if< / span > (l_diff == Literal(l).NegatedIndex()) {< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < span class = "comment" > // Self-subsumbtion!< / span > < / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "comment" > // TODO(user): Not sure this can happen after the presolve we did< / span > < / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "comment" > // before calling SimpleBva().< / span > < / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " self-subsumbtion" < / span > ;< / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > }< / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > flattened_p_.push_back({l_diff, c});< / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_size = ++literal_to_p_size_[l_diff];< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "keywordflow" > if< / span > (new_size > max_size) {< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > lmax = l_diff;< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > max_size = new_size;< / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > }< / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > }< / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > }< / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < span class = "keywordflow" > if< / span > (lmax == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_m_lit_size = m_lit_.size() + 1;< / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_m_cls_size = max_size;< / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_reduction =< / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > new_m_lit_size * new_m_cls_size - new_m_cls_size - new_m_lit_size;< / 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 = "keywordflow" > if< / span > (new_reduction < = reduction) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (1, new_m_lit_size);< / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (1, new_m_cls_size);< / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > < / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "comment" > // TODO(user): Instead of looping and recomputing p_ again, we can instead< / span > < / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < span class = "comment" > // simply intersect the clause indices in p_. This should be a lot faster.< / span > < / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < span class = "comment" > // That said, we loop again only when we have a reduction, so this happens< / span > < / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > < span class = "comment" > // not that often compared to the initial computation of p.< / span > < / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > reduction = new_reduction;< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > m_lit_.insert(lmax);< / 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 > < span class = "comment" > // Set m_cls_ to p_[lmax].< / span > < / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > m_cls_.clear();< / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : flattened_p_) {< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > literal_to_p_size_[entry.first] = 0;< / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < span class = "keywordflow" > if< / span > (entry.first == lmax) m_cls_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (entry.second);< / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > }< / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > flattened_p_.clear();< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > }< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > < / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > < span class = "comment" > // Make sure literal_to_p_size_ is all zero.< / span > < / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : flattened_p_) literal_to_p_size_[entry.first] = 0;< / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > flattened_p_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "comment" > // A strictly positive reduction means that applying the BVA transform will< / span > < / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > < span class = "comment" > // reduce the overall number of clauses by that much. Here we can control< / span > < / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > < span class = "comment" > // what kind of reduction we want to apply.< / span > < / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < span class = "keywordflow" > if< / span > (reduction < = parameters_.presolve_bva_threshold()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > (m_lit_.size(), 1);< / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > < / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > < span class = "comment" > // Create a new variable.< / span > < / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_size = literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ();< / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > < span class = "keyword" > const< / span > LiteralIndex x_true = LiteralIndex(old_size);< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < span class = "keyword" > const< / span > LiteralIndex x_false = LiteralIndex(old_size + 1);< / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > literal_to_clauses_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (old_size + 2);< / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > literal_to_clause_sizes_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (old_size + 2);< / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > bva_pq_elements_.resize(old_size + 2);< / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > bva_pq_elements_[x_true.value()].literal = x_true;< / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > bva_pq_elements_[x_false.value()].literal = x_false;< / 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 > < span class = "comment" > // Add the new clauses.< / span > < / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#af78b6dc2106ca6744f8d69cf5a70dfa4" > AddOneVariable< / a > ();< / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex lit : m_lit_) {< / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > tmp_new_clause_ = {Literal(lit), Literal(x_true)};< / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > AddClauseInternal(& tmp_new_clause_);< / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > }< / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > ci : m_cls_) {< / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > tmp_new_clause_ = clauses_[ci];< / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!tmp_new_clause_.empty());< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > < span class = "keywordflow" > for< / span > (Literal& ref : tmp_new_clause_) {< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > < span class = "keywordflow" > if< / span > (ref.Index() == l) {< / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > ref = Literal(x_false);< / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > < span class = "keywordflow" > break< / 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 > }< / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > < / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < span class = "comment" > // TODO(user): we can be more efficient here since the clause used to< / span > < / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > < span class = "comment" > // derive this one is already sorted. We just need to insert x_false in< / span > < / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < span class = "comment" > // the correct place and remove l.< / span > < / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > std::sort(tmp_new_clause_.begin(), tmp_new_clause_.end());< / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > AddClauseInternal(& tmp_new_clause_);< / 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" > 515< / span > < span class = "comment" > // Delete the old clauses.< / span > < / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < span class = "comment" > // TODO(user): do that more efficiently? we can simply store the clause d< / span > < / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > < span class = "comment" > // instead of finding it again. That said, this is executed only when a< / span > < / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > < span class = "comment" > // reduction occur, whereas the start of this function occur all the time, so< / span > < / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > < span class = "comment" > // we want it to be as fast as possible.< / span > < / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > c : m_cls_) {< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > < span class = "keyword" > const< / span > std::vector< Literal> & clause = clauses_[c];< / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!clause.empty());< / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > < span class = "keyword" > const< / span > LiteralIndex l_min =< / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > FindLiteralWithShortestOccurrenceListExcluding(clause, Literal(l));< / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LiteralIndex lit : m_lit_) {< / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > < span class = "keywordflow" > if< / span > (lit == l) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > d : literal_to_clauses_[l_min]) {< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < span class = "keywordflow" > if< / span > (clause.size() != clauses_[d].size()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < span class = "keyword" > const< / span > LiteralIndex l_diff =< / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a7cc19650ad546aee24b7abe12910437c" > DifferAtGivenLiteral< / a > (clause, clauses_[d], Literal(l));< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > < span class = "keywordflow" > if< / span > (l_diff == lit) {< / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > Remove(d);< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > }< / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > }< / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > }< / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > Remove(c);< / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > }< / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > < / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < span class = "comment" > // Add these elements to the priority queue.< / span > < / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > < span class = "comment" > // TODO(user): It seems some of the element already processed could benefit< / span > < / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > < span class = "comment" > // from being processed again by SimpleBva(). It is unclear if it is worth the< / span > < / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < span class = "comment" > // extra time though.< / span > < / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > AddToBvaPriorityQueue(x_true);< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > AddToBvaPriorityQueue(x_false);< / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > AddToBvaPriorityQueue(l);< / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > }< / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > < / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > uint64_t SatPresolver::ComputeSignatureOfClauseVariables(ClauseIndex ci) {< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > uint64_t signature = 0;< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clauses_[ci]) {< / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > signature |= (uint64_t{1} < < (l.Variable().value() % 64));< / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > }< / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (signature == 0, clauses_[ci].empty());< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > < span class = "keywordflow" > return< / span > signature;< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > }< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > < / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > < span class = "comment" > // We are looking for clause that contains lit and contains a superset of the< / span > < / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > < span class = "comment" > // literals in clauses_[clauses_index] or a superset with just one literal of< / span > < / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > < span class = "comment" > // clauses_[clause_index] negated.< / span > < / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > < span class = "keywordtype" > bool< / span > SatPresolver::ProcessClauseToSimplifyOthersUsingLiteral(< / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > ClauseIndex clause_index, Literal lit) {< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < span class = "keyword" > const< / span > std::vector< Literal> & clause = clauses_[clause_index];< / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > < span class = "keyword" > const< / span > uint64_t clause_signature = signatures_[clause_index];< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > LiteralIndex opposite_literal;< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > < / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > < span class = "comment" > // Try to simplify the clauses containing ' lit' . We take advantage of this< / span > < / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > < span class = "comment" > // loop to also detect if there is any empty clause, in which case we will< / span > < / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < span class = "comment" > // trigger a " cleaning" below.< / span > < / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > < span class = "keywordtype" > bool< / span > need_cleaning = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > num_inspected_signatures_ += literal_to_clauses_[lit.Index()].< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ();< / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > ci : literal_to_clauses_[lit.Index()]) {< / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < span class = "keyword" > const< / span > uint64_t ci_signature = signatures_[ci];< / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > < span class = "comment" > // This allows to check for empty clause without fetching the memory at< / span > < / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < span class = "comment" > // clause_[ci]. It can have a huge time impact on large problems.< / span > < / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (ci_signature, ComputeSignatureOfClauseVariables(ci));< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < span class = "keywordflow" > if< / span > (ci_signature == 0) {< / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > need_cleaning = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > }< / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > < span class = "comment" > // Note that SimplifyClause() can return true only if the variables in< / span > < / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < span class = "comment" > // ' a' are a subset of the one in ' b' . We use the signatures to abort< / span > < / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > < span class = "comment" > // early as a speed optimization.< / span > < / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > < span class = "keywordflow" > if< / span > (ci != clause_index & & (clause_signature & ~ci_signature) == 0 & & < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a8f1123fdce4adb44ee8a87b2046ab71d" > SimplifyClause< / a > (clause, & clauses_[ci], & opposite_literal,< / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > & num_inspected_literals_)) {< / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "keywordflow" > if< / span > (opposite_literal == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) {< / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > need_cleaning = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > Remove(ci);< / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (opposite_literal, lit.Index());< / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > < span class = "keywordflow" > if< / span > (clauses_[ci].empty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // UNSAT.< / span > < / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > < span class = "comment" > // TODO(user): remove the old clauses_[ci] afterwards.< / span > < / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > (clauses_[ci]);< / 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 > < / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "comment" > // Recompute signature.< / span > < / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > signatures_[ci] = ComputeSignatureOfClauseVariables(ci);< / 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" > 606< / span > < span class = "comment" > // Remove ci from the occurrence list. Note that opposite_literal< / span > < / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < span class = "comment" > // cannot be literal or literal.Negated().< / span > < / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < a class = "code hl_function" href = "namespacegtl.html#a82eb98ee939aaa7b64a85fa63453689e" > gtl::STLEraseAllFromSequence< / a > (& literal_to_clauses_[opposite_literal],< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > ci);< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > --literal_to_clause_sizes_[opposite_literal];< / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > UpdatePriorityQueue(Literal(opposite_literal).Variable());< / 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" > if< / span > (!in_clause_to_process_[ci]) {< / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > in_clause_to_process_[ci] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > clause_to_process_.push_back(ci);< / 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 > }< / 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 > }< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > < / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > < span class = "keywordflow" > if< / span > (need_cleaning) {< / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < span class = "keywordtype" > int< / span > new_index = 0;< / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > < span class = "keyword" > auto< / span > & occurrence_list_ref = literal_to_clauses_[lit.Index()];< / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > ci : occurrence_list_ref) {< / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < span class = "keywordflow" > if< / span > (signatures_[ci] != 0) occurrence_list_ref[new_index++] = ci;< / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > }< / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > occurrence_list_ref.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (new_index);< / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > 628< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (literal_to_clause_sizes_[lit.Index()], new_index);< / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > }< / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > < / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > 631< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > }< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > < / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > < span class = "comment" > // TODO(user): Binary clauses are really common, and we can probably do this< / span > < / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > < span class = "comment" > // more efficiently for them. For instance, we could just take the intersection< / span > < / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > < span class = "comment" > // of two sorted lists to get the simplified clauses.< / span > < / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ac36d4cd02bbf1501a134d61fc510ad68" > 637< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ac36d4cd02bbf1501a134d61fc510ad68" > SatPresolver::ProcessClauseToSimplifyOthers< / a > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > clause_index) {< / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > < span class = "keyword" > const< / span > std::vector< Literal> & clause = clauses_[clause_index];< / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > < span class = "keywordflow" > if< / span > (clause.empty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(clause.begin(), clause.end()));< / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > < / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > LiteralIndex opposite_literal;< / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit = FindLiteralWithShortestOccurrenceList(clause);< / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > < / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > 645< / span > < span class = "keywordflow" > if< / span > (!ProcessClauseToSimplifyOthersUsingLiteral(clause_index, lit)) {< / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > }< / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > < span class = "comment" > // If there is another " short" occurrence list, use it. Otherwise use the< / span > < / div >
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > 650< / span > < span class = "comment" > // one corresponding to the negation of lit.< / span > < / div >
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > 651< / span > < span class = "keyword" > const< / span > LiteralIndex other_lit_index =< / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > FindLiteralWithShortestOccurrenceListExcluding(clause, lit);< / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > < span class = "keywordflow" > if< / span > (other_lit_index != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > & & < / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > literal_to_clause_sizes_[other_lit_index] < < / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > literal_to_clause_sizes_[lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]) {< / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > < span class = "keywordflow" > return< / span > ProcessClauseToSimplifyOthersUsingLiteral(clause_index,< / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (other_lit_index));< / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > < span class = "comment" > // Treat the clauses containing lit.Negated().< / span > < / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > < span class = "keywordtype" > int< / span > new_index = 0;< / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > < span class = "keywordtype" > bool< / span > something_removed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > < span class = "keyword" > auto< / span > & occurrence_list_ref = literal_to_clauses_[lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()];< / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > 663< / span > < span class = "keyword" > const< / span > uint64_t clause_signature = signatures_[clause_index];< / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > ci : occurrence_list_ref) {< / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > < span class = "keyword" > const< / span > uint64_t ci_signature = signatures_[ci];< / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > 666< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (ci_signature, ComputeSignatureOfClauseVariables(ci));< / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > 667< / span > < span class = "keywordflow" > if< / span > (ci_signature == 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > < / div >
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > < span class = "comment" > // TODO(user): not super optimal since we could abort earlier if< / span > < / div >
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > < span class = "comment" > // opposite_literal is not the negation of shortest_list. Note that this< / span > < / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > 671< / span > < span class = "comment" > // applies to the second call to< / span > < / div >
< div class = "line" > < a id = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > < span class = "comment" > // ProcessClauseToSimplifyOthersUsingLiteral() above too.< / span > < / div >
< div class = "line" > < a id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > < span class = "keywordflow" > if< / span > ((clause_signature & ~ci_signature) == 0 & & < / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a8f1123fdce4adb44ee8a87b2046ab71d" > SimplifyClause< / a > (clause, & clauses_[ci], & opposite_literal,< / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > & num_inspected_literals_)) {< / div >
< div class = "line" > < a id = "l00676" name = "l00676" > < / a > < span class = "lineno" > 676< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (opposite_literal, lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ());< / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / span > < span class = "keywordflow" > if< / span > (clauses_[ci].empty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // UNSAT.< / span > < / div >
< div class = "line" > < a id = "l00678" name = "l00678" > < / a > < span class = "lineno" > 678< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > < span class = "comment" > // TODO(user): remove the old clauses_[ci] afterwards.< / span > < / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > (clauses_[ci]);< / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > }< / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > < / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > < span class = "comment" > // Recompute signature.< / span > < / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > signatures_[ci] = ComputeSignatureOfClauseVariables(ci);< / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > < / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > < span class = "keywordflow" > if< / span > (!in_clause_to_process_[ci]) {< / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > in_clause_to_process_[ci] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > clause_to_process_.push_back(ci);< / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > }< / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > something_removed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > }< / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > occurrence_list_ref[new_index] = ci;< / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / span > ++new_index;< / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > }< / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > occurrence_list_ref.resize(new_index);< / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > 697< / span > literal_to_clause_sizes_[lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()] = new_index;< / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > 698< / span > < span class = "keywordflow" > if< / span > (something_removed) {< / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > 699< / span > UpdatePriorityQueue(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (lit.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > Variable< / a > ());< / div >
< div class = "line" > < a id = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > }< / div >
< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > 701< / span > }< / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > 702< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > < span class = "keywordtype" > void< / span > SatPresolver::RemoveAndRegisterForPostsolveAllClauseContaining(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > x) {< / div >
< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > i : literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > < span class = "keywordflow" > if< / span > (!clauses_[i].empty()) RemoveAndRegisterForPostsolve(i, x);< / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > 708< / span > }< / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > 709< / span > < a class = "code hl_function" href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > (& literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]);< / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > literal_to_clause_sizes_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] = 0;< / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > }< / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > 712< / span > < / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ae39cbe1919d9200f3f41cf96b7eee703" > 713< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ae39cbe1919d9200f3f41cf96b7eee703" > SatPresolver::CrossProduct< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > x) {< / div >
< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > s1 = literal_to_clause_sizes_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()];< / div >
< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > s2 = literal_to_clause_sizes_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()];< / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > < / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > < span class = "comment" > // Note that if s1 or s2 is equal to 0, this function will implicitly just< / span > < / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > < span class = "comment" > // fix the variable x.< / span > < / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > 719< / span > < span class = "keywordflow" > if< / span > (s1 == 0 & & s2 == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > 720< / span > < / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > < span class = "comment" > // Heuristic. Abort if the work required to decide if x should be removed< / span > < / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > < span class = "comment" > // seems to big.< / span > < / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > < span class = "keywordflow" > if< / span > (s1 > 1 & & s2 > 1 & & s1 * s2 > parameters_.presolve_bve_threshold()) {< / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > 725< / span > }< / div >
< div class = "line" > < a id = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > < / div >
< div class = "line" > < a id = "l00727" name = "l00727" > < / a > < span class = "lineno" > 727< / span > < span class = "comment" > // Compute the threshold under which we don' t remove x.Variable().< / span > < / div >
< div class = "line" > < a id = "l00728" name = "l00728" > < / a > < span class = "lineno" > 728< / span > < span class = "keywordtype" > int< / span > threshold = 0;< / div >
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > 729< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > clause_weight = parameters_.presolve_bve_clause_weight();< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > i : literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l00731" name = "l00731" > < / a > < span class = "lineno" > 731< / span > < span class = "keywordflow" > if< / span > (!clauses_[i].empty()) {< / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > threshold += clause_weight + clauses_[i].size();< / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > }< / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > }< / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > i : literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]) {< / div >
< div class = "line" > < a id = "l00736" name = "l00736" > < / a > < span class = "lineno" > 736< / span > < span class = "keywordflow" > if< / span > (!clauses_[i].empty()) {< / div >
< div class = "line" > < a id = "l00737" name = "l00737" > < / a > < span class = "lineno" > 737< / span > threshold += clause_weight + clauses_[i].size();< / div >
< div class = "line" > < a id = "l00738" name = "l00738" > < / a > < span class = "lineno" > 738< / span > }< / div >
< div class = "line" > < a id = "l00739" name = "l00739" > < / a > < span class = "lineno" > 739< / span > }< / div >
< div class = "line" > < a id = "l00740" name = "l00740" > < / a > < span class = "lineno" > 740< / span > < / div >
< div class = "line" > < a id = "l00741" name = "l00741" > < / a > < span class = "lineno" > 741< / span > < span class = "comment" > // For the BCE, we prefer s2 to be small.< / span > < / div >
< div class = "line" > < a id = "l00742" name = "l00742" > < / a > < span class = "lineno" > 742< / span > < span class = "keywordflow" > if< / span > (s1 < s2) x = x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00743" name = "l00743" > < / a > < span class = "lineno" > 743< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00744" name = "l00744" > < / a > < span class = "lineno" > 744< / span > < span class = "comment" > // Test whether we should remove the x.Variable().< / span > < / div >
< div class = "line" > < a id = "l00745" name = "l00745" > < / a > < span class = "lineno" > 745< / span > < span class = "keywordtype" > int< / span > size = 0;< / div >
< div class = "line" > < a id = "l00746" name = "l00746" > < / a > < span class = "lineno" > 746< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > i : literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l00747" name = "l00747" > < / a > < span class = "lineno" > 747< / span > < span class = "keywordflow" > if< / span > (clauses_[i].empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00748" name = "l00748" > < / a > < span class = "lineno" > 748< / span > < span class = "keywordtype" > bool< / span > no_resolvant = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00749" name = "l00749" > < / a > < span class = "lineno" > 749< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > j : literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]) {< / div >
< div class = "line" > < a id = "l00750" name = "l00750" > < / a > < span class = "lineno" > 750< / span > < span class = "keywordflow" > if< / span > (clauses_[j].empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00751" name = "l00751" > < / a > < span class = "lineno" > 751< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > rs = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2bf59c05d95db86f40a3d1577429683b" > ComputeResolvantSize< / a > (x, clauses_[i], clauses_[j]);< / div >
< div class = "line" > < a id = "l00752" name = "l00752" > < / a > < span class = "lineno" > 752< / span > < span class = "keywordflow" > if< / span > (rs > = 0) {< / div >
< div class = "line" > < a id = "l00753" name = "l00753" > < / a > < span class = "lineno" > 753< / span > no_resolvant = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00754" name = "l00754" > < / a > < span class = "lineno" > 754< / span > size += clause_weight + rs;< / div >
< div class = "line" > < a id = "l00755" name = "l00755" > < / a > < span class = "lineno" > 755< / span > < / div >
< div class = "line" > < a id = "l00756" name = "l00756" > < / a > < span class = "lineno" > 756< / span > < span class = "comment" > // Abort early if the " size" become too big.< / span > < / div >
< div class = "line" > < a id = "l00757" name = "l00757" > < / a > < span class = "lineno" > 757< / span > < span class = "keywordflow" > if< / span > (size > threshold) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00758" name = "l00758" > < / a > < span class = "lineno" > 758< / span > }< / div >
< div class = "line" > < a id = "l00759" name = "l00759" > < / a > < span class = "lineno" > 759< / span > }< / div >
< div class = "line" > < a id = "l00760" name = "l00760" > < / a > < span class = "lineno" > 760< / span > < span class = "keywordflow" > if< / span > (no_resolvant & & parameters_.presolve_blocked_clause()) {< / div >
< div class = "line" > < a id = "l00761" name = "l00761" > < / a > < span class = "lineno" > 761< / span > < span class = "comment" > // This is an incomplete heuristic for blocked clause detection. Here,< / span > < / div >
< div class = "line" > < a id = "l00762" name = "l00762" > < / a > < span class = "lineno" > 762< / span > < span class = "comment" > // the clause i is " blocked" , so we can remove it. Note that the code< / span > < / div >
< div class = "line" > < a id = "l00763" name = "l00763" > < / a > < span class = "lineno" > 763< / span > < span class = "comment" > // below already do that if we decide to eliminate x.< / span > < / div >
< div class = "line" > < a id = "l00764" name = "l00764" > < / a > < span class = "lineno" > 764< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00765" name = "l00765" > < / a > < span class = "lineno" > 765< / span > < span class = "comment" > // For more details, see the paper " Blocked clause elimination" , Matti< / span > < / div >
< div class = "line" > < a id = "l00766" name = "l00766" > < / a > < span class = "lineno" > 766< / span > < span class = "comment" > // Jarvisalo, Armin Biere, Marijn Heule. TACAS, volume 6015 of Lecture< / span > < / div >
< div class = "line" > < a id = "l00767" name = "l00767" > < / a > < span class = "lineno" > 767< / span > < span class = "comment" > // Notes in Computer Science, pages 129– < / span > < / div >
< div class = "line" > < a id = "l00768" name = "l00768" > < / a > < span class = "lineno" > 768< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00769" name = "l00769" > < / a > < span class = "lineno" > 769< / span > < span class = "comment" > // TODO(user): Choose if we use x or x.Negated() depending on the list< / span > < / div >
< div class = "line" > < a id = "l00770" name = "l00770" > < / a > < span class = "lineno" > 770< / span > < span class = "comment" > // sizes? The function achieve the same if x = x.Negated(), however the< / span > < / div >
< div class = "line" > < a id = "l00771" name = "l00771" > < / a > < span class = "lineno" > 771< / span > < span class = "comment" > // loops are not done in the same order which may change this incomplete< / span > < / div >
< div class = "line" > < a id = "l00772" name = "l00772" > < / a > < span class = "lineno" > 772< / span > < span class = "comment" > // " blocked" clause detection.< / span > < / div >
< div class = "line" > < a id = "l00773" name = "l00773" > < / a > < span class = "lineno" > 773< / span > RemoveAndRegisterForPostsolve(i, x);< / div >
< div class = "line" > < a id = "l00774" name = "l00774" > < / a > < span class = "lineno" > 774< / span > }< / div >
< div class = "line" > < a id = "l00775" name = "l00775" > < / a > < span class = "lineno" > 775< / span > }< / div >
< div class = "line" > < a id = "l00776" name = "l00776" > < / a > < span class = "lineno" > 776< / span > < / div >
< div class = "line" > < a id = "l00777" name = "l00777" > < / a > < span class = "lineno" > 777< / span > < span class = "comment" > // Add all the resolvant clauses.< / span > < / div >
< div class = "line" > < a id = "l00778" name = "l00778" > < / a > < span class = "lineno" > 778< / span > < span class = "comment" > // Note that the variable priority queue will only be updated during the< / span > < / div >
< div class = "line" > < a id = "l00779" name = "l00779" > < / a > < span class = "lineno" > 779< / span > < span class = "comment" > // deletion.< / span > < / div >
< div class = "line" > < a id = "l00780" name = "l00780" > < / a > < span class = "lineno" > 780< / span > std::vector< Literal> temp;< / div >
< div class = "line" > < a id = "l00781" name = "l00781" > < / a > < span class = "lineno" > 781< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > i : literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]) {< / div >
< div class = "line" > < a id = "l00782" name = "l00782" > < / a > < span class = "lineno" > 782< / span > < span class = "keywordflow" > if< / span > (clauses_[i].empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00783" name = "l00783" > < / a > < span class = "lineno" > 783< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > ClauseIndex< / a > j : literal_to_clauses_[x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ()]) {< / div >
< div class = "line" > < a id = "l00784" name = "l00784" > < / a > < span class = "lineno" > 784< / span > < span class = "keywordflow" > if< / span > (clauses_[j].empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00785" name = "l00785" > < / a > < span class = "lineno" > 785< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a93ca885a2ad18527fab730188104771a" > ComputeResolvant< / a > (x, clauses_[i], clauses_[j], & temp)) {< / div >
< div class = "line" > < a id = "l00786" name = "l00786" > < / a > < span class = "lineno" > 786< / span > AddClauseInternal(& temp);< / div >
< div class = "line" > < a id = "l00787" name = "l00787" > < / a > < span class = "lineno" > 787< / span > }< / div >
< div class = "line" > < a id = "l00788" name = "l00788" > < / a > < span class = "lineno" > 788< / span > }< / div >
< div class = "line" > < a id = "l00789" name = "l00789" > < / a > < span class = "lineno" > 789< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00790" name = "l00790" > < / a > < span class = "lineno" > 790< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00791" name = "l00791" > < / a > < span class = "lineno" > 791< / span > < span class = "comment" > // Deletes the old clauses.< / span > < / div >
< div class = "line" > < a id = "l00792" name = "l00792" > < / a > < span class = "lineno" > 792< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00793" name = "l00793" > < / a > < span class = "lineno" > 793< / span > < span class = "comment" > // TODO(user): We could only update the priority queue once for each variable< / span > < / div >
< div class = "line" > < a id = "l00794" name = "l00794" > < / a > < span class = "lineno" > 794< / span > < span class = "comment" > // instead of doing it many times.< / span > < / div >
< div class = "line" > < a id = "l00795" name = "l00795" > < / a > < span class = "lineno" > 795< / span > RemoveAndRegisterForPostsolveAllClauseContaining(x);< / div >
< div class = "line" > < a id = "l00796" name = "l00796" > < / a > < span class = "lineno" > 796< / span > RemoveAndRegisterForPostsolveAllClauseContaining(x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ());< / div >
< div class = "line" > < a id = "l00797" name = "l00797" > < / a > < span class = "lineno" > 797< / span > < / div >
< div class = "line" > < a id = "l00798" name = "l00798" > < / a > < span class = "lineno" > 798< / span > < span class = "comment" > // TODO(user): At this point x.Variable() is added back to the priority queue.< / span > < / div >
< div class = "line" > < a id = "l00799" name = "l00799" > < / a > < span class = "lineno" > 799< / span > < span class = "comment" > // Avoid doing that.< / span > < / div >
< div class = "line" > < a id = "l00800" name = "l00800" > < / a > < span class = "lineno" > 800< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00801" name = "l00801" > < / a > < span class = "lineno" > 801< / span > }< / div >
< div class = "line" > < a id = "l00802" name = "l00802" > < / a > < span class = "lineno" > 802< / span > < / div >
< div class = "line" > < a id = "l00803" name = "l00803" > < / a > < span class = "lineno" > 803< / span > < span class = "keywordtype" > void< / span > SatPresolver::Remove(ClauseIndex ci) {< / div >
< div class = "line" > < a id = "l00804" name = "l00804" > < / a > < span class = "lineno" > 804< / span > signatures_[ci] = 0;< / div >
< div class = "line" > < a id = "l00805" name = "l00805" > < / a > < span class = "lineno" > 805< / span > < span class = "keywordflow" > for< / span > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > e : clauses_[ci]) {< / div >
< div class = "line" > < a id = "l00806" name = "l00806" > < / a > < span class = "lineno" > 806< / span > literal_to_clause_sizes_[e.Index()]--;< / div >
< div class = "line" > < a id = "l00807" name = "l00807" > < / a > < span class = "lineno" > 807< / span > UpdatePriorityQueue(e.Variable());< / div >
< div class = "line" > < a id = "l00808" name = "l00808" > < / a > < span class = "lineno" > 808< / span > UpdateBvaPriorityQueue(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (e.Variable(), < span class = "keyword" > true< / span > ).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ());< / div >
< div class = "line" > < a id = "l00809" name = "l00809" > < / a > < span class = "lineno" > 809< / span > UpdateBvaPriorityQueue(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (e.Variable(), < span class = "keyword" > false< / span > ).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ());< / div >
< div class = "line" > < a id = "l00810" name = "l00810" > < / a > < span class = "lineno" > 810< / span > }< / div >
< div class = "line" > < a id = "l00811" name = "l00811" > < / a > < span class = "lineno" > 811< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00812" name = "l00812" > < / a > < span class = "lineno" > 812< / span > drat_proof_handler_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > DeleteClause< / a > (clauses_[ci]);< / div >
< div class = "line" > < a id = "l00813" name = "l00813" > < / a > < span class = "lineno" > 813< / span > }< / div >
< div class = "line" > < a id = "l00814" name = "l00814" > < / a > < span class = "lineno" > 814< / span > < a class = "code hl_function" href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > (& clauses_[ci]);< / div >
< div class = "line" > < a id = "l00815" name = "l00815" > < / a > < span class = "lineno" > 815< / span > }< / div >
< div class = "line" > < a id = "l00816" name = "l00816" > < / a > < span class = "lineno" > 816< / span > < / div >
< div class = "line" > < a id = "l00817" name = "l00817" > < / a > < span class = "lineno" > 817< / span > < span class = "keywordtype" > void< / span > SatPresolver::RemoveAndRegisterForPostsolve(ClauseIndex ci, Literal x) {< / div >
< div class = "line" > < a id = "l00818" name = "l00818" > < / a > < span class = "lineno" > 818< / span > postsolver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a024e94c6e22e2fe747bb4355b52a8eab" > Add< / a > (x, clauses_[ci]);< / div >
< div class = "line" > < a id = "l00819" name = "l00819" > < / a > < span class = "lineno" > 819< / span > Remove(ci);< / div >
< div class = "line" > < a id = "l00820" name = "l00820" > < / a > < span class = "lineno" > 820< / span > }< / div >
< div class = "line" > < a id = "l00821" name = "l00821" > < / a > < span class = "lineno" > 821< / span > < / div >
< div class = "line" > < a id = "l00822" name = "l00822" > < / a > < span class = "lineno" > 822< / span > Literal SatPresolver::FindLiteralWithShortestOccurrenceList(< / div >
< div class = "line" > < a id = "l00823" name = "l00823" > < / a > < span class = "lineno" > 823< / span > < span class = "keyword" > const< / span > std::vector< Literal> & clause) {< / div >
< div class = "line" > < a id = "l00824" name = "l00824" > < / a > < span class = "lineno" > 824< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!clause.empty());< / div >
< div class = "line" > < a id = "l00825" name = "l00825" > < / a > < span class = "lineno" > 825< / span > Literal result = clause.front();< / div >
< div class = "line" > < a id = "l00826" name = "l00826" > < / a > < span class = "lineno" > 826< / span > < span class = "keywordtype" > int< / span > best_size = literal_to_clause_sizes_[result.Index()];< / div >
< div class = "line" > < a id = "l00827" name = "l00827" > < / a > < span class = "lineno" > 827< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) {< / div >
< div class = "line" > < a id = "l00828" name = "l00828" > < / a > < span class = "lineno" > 828< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = literal_to_clause_sizes_[l.Index()];< / div >
< div class = "line" > < a id = "l00829" name = "l00829" > < / a > < span class = "lineno" > 829< / span > < span class = "keywordflow" > if< / span > (size < best_size) {< / div >
< div class = "line" > < a id = "l00830" name = "l00830" > < / a > < span class = "lineno" > 830< / span > result = l;< / div >
< div class = "line" > < a id = "l00831" name = "l00831" > < / a > < span class = "lineno" > 831< / span > best_size = size;< / div >
< div class = "line" > < a id = "l00832" name = "l00832" > < / a > < span class = "lineno" > 832< / span > }< / div >
< div class = "line" > < a id = "l00833" name = "l00833" > < / a > < span class = "lineno" > 833< / span > }< / div >
< div class = "line" > < a id = "l00834" name = "l00834" > < / a > < span class = "lineno" > 834< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00835" name = "l00835" > < / a > < span class = "lineno" > 835< / span > }< / div >
< div class = "line" > < a id = "l00836" name = "l00836" > < / a > < span class = "lineno" > 836< / span > < / div >
< div class = "line" > < a id = "l00837" name = "l00837" > < / a > < span class = "lineno" > 837< / span > LiteralIndex SatPresolver::FindLiteralWithShortestOccurrenceListExcluding(< / div >
< div class = "line" > < a id = "l00838" name = "l00838" > < / a > < span class = "lineno" > 838< / span > < span class = "keyword" > const< / span > std::vector< Literal> & clause, Literal to_exclude) {< / div >
< div class = "line" > < a id = "l00839" name = "l00839" > < / a > < span class = "lineno" > 839< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!clause.empty());< / div >
< div class = "line" > < a id = "l00840" name = "l00840" > < / a > < span class = "lineno" > 840< / span > LiteralIndex result = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l00841" name = "l00841" > < / a > < span class = "lineno" > 841< / span > < span class = "keywordtype" > int< / span > num_occurrences = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::numeric_limits< int> ::max< / a > ();< / div >
< div class = "line" > < a id = "l00842" name = "l00842" > < / a > < span class = "lineno" > 842< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : clause) {< / div >
< div class = "line" > < a id = "l00843" name = "l00843" > < / a > < span class = "lineno" > 843< / span > < span class = "keywordflow" > if< / span > (l == to_exclude) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00844" name = "l00844" > < / a > < span class = "lineno" > 844< / span > < span class = "keywordflow" > if< / span > (literal_to_clause_sizes_[l.Index()] < num_occurrences) {< / div >
< div class = "line" > < a id = "l00845" name = "l00845" > < / a > < span class = "lineno" > 845< / span > result = l.Index();< / div >
< div class = "line" > < a id = "l00846" name = "l00846" > < / a > < span class = "lineno" > 846< / span > num_occurrences = literal_to_clause_sizes_[l.Index()];< / div >
< div class = "line" > < a id = "l00847" name = "l00847" > < / a > < span class = "lineno" > 847< / span > }< / div >
< div class = "line" > < a id = "l00848" name = "l00848" > < / a > < span class = "lineno" > 848< / span > }< / div >
< div class = "line" > < a id = "l00849" name = "l00849" > < / a > < span class = "lineno" > 849< / span > < span class = "keywordflow" > return< / span > result;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00850" name = "l00850" > < / a > < span class = "lineno" > 850< / span > }< / div >
< div class = "line" > < a id = "l00851" name = "l00851" > < / a > < span class = "lineno" > 851< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00852" name = "l00852" > < / a > < span class = "lineno" > 852< / span > < span class = "keywordtype" > void< / span > SatPresolver::UpdatePriorityQueue(BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00853" name = "l00853" > < / a > < span class = "lineno" > 853< / span > < span class = "keywordflow" > if< / span > (var_pq_elements_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > ()) < span class = "keywordflow" > return< / span > ; < span class = "comment" > // not initialized.< / span > < / div >
< div class = "line" > < a id = "l00854" name = "l00854" > < / a > < span class = "lineno" > 854< / span > PQElement* element = & var_pq_elements_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00855" name = "l00855" > < / a > < span class = "lineno" > 855< / span > element-> weight = literal_to_clause_sizes_[Literal(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ).Index()] +< / div >
< div class = "line" > < a id = "l00856" name = "l00856" > < / a > < span class = "lineno" > 856< / span > literal_to_clause_sizes_[Literal(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > ).Index()];< / div >
< div class = "line" > < a id = "l00857" name = "l00857" > < / a > < span class = "lineno" > 857< / span > < span class = "keywordflow" > if< / span > (var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a7d1005d75f40525f91a2acb84348bc3c" > Contains< / a > (element)) {< / div >
< div class = "line" > < a id = "l00858" name = "l00858" > < / a > < span class = "lineno" > 858< / span > var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a506169056c5f470fabdf77aa1934a5a3" > NoteChangedPriority< / a > (element);< / div >
< div class = "line" > < a id = "l00859" name = "l00859" > < / a > < span class = "lineno" > 859< / span > } < span class = "keywordflow" > else< / span > {< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00860" name = "l00860" > < / a > < span class = "lineno" > 860< / span > var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#ac312fa979ea8afd5deabd6b581b3bb1f" > Add< / a > (element);< / div >
< div class = "line" > < a id = "l00861" name = "l00861" > < / a > < span class = "lineno" > 861< / span > }< / div >
< div class = "line" > < a id = "l00862" name = "l00862" > < / a > < span class = "lineno" > 862< / span > }< / div >
< div class = "line" > < a id = "l00863" name = "l00863" > < / a > < span class = "lineno" > 863< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00864" name = "l00864" > < / a > < span class = "lineno" > 864< / span > < span class = "keywordtype" > void< / span > SatPresolver::InitializePriorityQueue() {< / div >
< div class = "line" > < a id = "l00865" name = "l00865" > < / a > < span class = "lineno" > 865< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_vars = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > ();< / div >
< div class = "line" > < a id = "l00866" name = "l00866" > < / a > < span class = "lineno" > 866< / span > var_pq_elements_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_vars);< / div >
< div class = "line" > < a id = "l00867" name = "l00867" > < / a > < span class = "lineno" > 867< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > (0); < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < num_vars; ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00868" name = "l00868" > < / a > < span class = "lineno" > 868< / span > PQElement* element = & var_pq_elements_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00869" name = "l00869" > < / a > < span class = "lineno" > 869< / span > element-> variable = < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a id = "l00870" name = "l00870" > < / a > < span class = "lineno" > 870< / span > element-> weight = literal_to_clause_sizes_[Literal(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ).Index()] +< / div >
< div class = "line" > < a id = "l00871" name = "l00871" > < / a > < span class = "lineno" > 871< / span > literal_to_clause_sizes_[Literal(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > ).Index()];< / div >
< div class = "line" > < a id = "l00872" name = "l00872" > < / a > < span class = "lineno" > 872< / span > var_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#ac312fa979ea8afd5deabd6b581b3bb1f" > Add< / a > (element);< / div >
< div class = "line" > < a id = "l00873" name = "l00873" > < / a > < span class = "lineno" > 873< / span > }< / div >
< div class = "line" > < a id = "l00874" name = "l00874" > < / a > < span class = "lineno" > 874< / span > }< / div >
< div class = "line" > < a id = "l00875" name = "l00875" > < / a > < span class = "lineno" > 875< / span > < / div >
< div class = "line" > < a id = "l00876" name = "l00876" > < / a > < span class = "lineno" > 876< / span > < span class = "keywordtype" > void< / span > SatPresolver::UpdateBvaPriorityQueue(LiteralIndex lit) {< / div >
< div class = "line" > < a id = "l00877" name = "l00877" > < / a > < span class = "lineno" > 877< / span > < span class = "keywordflow" > if< / span > (bva_pq_elements_.empty()) < span class = "keywordflow" > return< / span > ; < span class = "comment" > // not initialized.< / span > < / div >
< div class = "line" > < a id = "l00878" name = "l00878" > < / a > < span class = "lineno" > 878< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > (lit, bva_pq_elements_.size());< / div >
< div class = "line" > < a id = "l00879" name = "l00879" > < / a > < span class = "lineno" > 879< / span > BvaPqElement* element = & bva_pq_elements_[lit.value()];< / div >
< div class = "line" > < a id = "l00880" name = "l00880" > < / a > < span class = "lineno" > 880< / span > element-> weight = literal_to_clause_sizes_[lit];< / div >
< div class = "line" > < a id = "l00881" name = "l00881" > < / a > < span class = "lineno" > 881< / span > < span class = "keywordflow" > if< / span > (bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a7d1005d75f40525f91a2acb84348bc3c" > Contains< / a > (element)) {< / div >
< div class = "line" > < a id = "l00882" name = "l00882" > < / a > < span class = "lineno" > 882< / span > bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a506169056c5f470fabdf77aa1934a5a3" > NoteChangedPriority< / a > (element);< / div >
< div class = "line" > < a id = "l00883" name = "l00883" > < / a > < span class = "lineno" > 883< / span > }< / div >
< div class = "line" > < a id = "l00884" name = "l00884" > < / a > < span class = "lineno" > 884< / span > }< / div >
< div class = "line" > < a id = "l00885" name = "l00885" > < / a > < span class = "lineno" > 885< / span > < / div >
< div class = "line" > < a id = "l00886" name = "l00886" > < / a > < span class = "lineno" > 886< / span > < span class = "keywordtype" > void< / span > SatPresolver::AddToBvaPriorityQueue(LiteralIndex lit) {< / div >
< div class = "line" > < a id = "l00887" name = "l00887" > < / a > < span class = "lineno" > 887< / span > < span class = "keywordflow" > if< / span > (bva_pq_elements_.empty()) < span class = "keywordflow" > return< / span > ; < span class = "comment" > // not initialized.< / span > < / div >
< div class = "line" > < a id = "l00888" name = "l00888" > < / a > < span class = "lineno" > 888< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > (lit, bva_pq_elements_.size());< / div >
< div class = "line" > < a id = "l00889" name = "l00889" > < / a > < span class = "lineno" > 889< / span > BvaPqElement* element = & bva_pq_elements_[lit.value()];< / div >
< div class = "line" > < a id = "l00890" name = "l00890" > < / a > < span class = "lineno" > 890< / span > element-> weight = literal_to_clause_sizes_[lit];< / div >
< div class = "line" > < a id = "l00891" name = "l00891" > < / a > < span class = "lineno" > 891< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#a7d1005d75f40525f91a2acb84348bc3c" > Contains< / a > (element));< / div >
< div class = "line" > < a id = "l00892" name = "l00892" > < / a > < span class = "lineno" > 892< / span > < span class = "keywordflow" > if< / span > (element-> weight > 2) bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#ac312fa979ea8afd5deabd6b581b3bb1f" > Add< / a > (element);< / div >
< div class = "line" > < a id = "l00893" name = "l00893" > < / a > < span class = "lineno" > 893< / span > }< / div >
< div class = "line" > < a id = "l00894" name = "l00894" > < / a > < span class = "lineno" > 894< / span > < / div >
< div class = "line" > < a id = "l00895" name = "l00895" > < / a > < span class = "lineno" > 895< / span > < span class = "keywordtype" > void< / span > SatPresolver::InitializeBvaPriorityQueue() {< / div >
< div class = "line" > < a id = "l00896" name = "l00896" > < / a > < span class = "lineno" > 896< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_literals = 2 * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > ();< / div >
< div class = "line" > < a id = "l00897" name = "l00897" > < / a > < span class = "lineno" > 897< / span > bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ();< / div >
< div class = "line" > < a id = "l00898" name = "l00898" > < / a > < span class = "lineno" > 898< / span > bva_pq_elements_.assign(num_literals, BvaPqElement());< / div >
< div class = "line" > < a id = "l00899" name = "l00899" > < / a > < span class = "lineno" > 899< / span > < span class = "keywordflow" > for< / span > (LiteralIndex lit(0); lit < num_literals; ++lit) {< / div >
< div class = "line" > < a id = "l00900" name = "l00900" > < / a > < span class = "lineno" > 900< / span > BvaPqElement* element = & bva_pq_elements_[lit.value()];< / div >
< div class = "line" > < a id = "l00901" name = "l00901" > < / a > < span class = "lineno" > 901< / span > element-> literal = lit;< / div >
< div class = "line" > < a id = "l00902" name = "l00902" > < / a > < span class = "lineno" > 902< / span > element-> weight = literal_to_clause_sizes_[lit];< / div >
< div class = "line" > < a id = "l00903" name = "l00903" > < / a > < span class = "lineno" > 903< / span > < / div >
< div class = "line" > < a id = "l00904" name = "l00904" > < / a > < span class = "lineno" > 904< / span > < span class = "comment" > // If a literal occur only in two clauses, then there is no point calling< / span > < / div >
< div class = "line" > < a id = "l00905" name = "l00905" > < / a > < span class = "lineno" > 905< / span > < span class = "comment" > // SimpleBva() on it.< / span > < / div >
< div class = "line" > < a id = "l00906" name = "l00906" > < / a > < span class = "lineno" > 906< / span > < span class = "keywordflow" > if< / span > (element-> weight > 2) bva_pq_.< a class = "code hl_function" href = "class_adjustable_priority_queue.html#ac312fa979ea8afd5deabd6b581b3bb1f" > Add< / a > (element);< / div >
< div class = "line" > < a id = "l00907" name = "l00907" > < / a > < span class = "lineno" > 907< / span > }< / div >
< div class = "line" > < a id = "l00908" name = "l00908" > < / a > < span class = "lineno" > 908< / span > }< / div >
< div class = "line" > < a id = "l00909" name = "l00909" > < / a > < span class = "lineno" > 909< / span > < / div >
< div class = "line" > < a id = "l00910" name = "l00910" > < / a > < span class = "lineno" > 910< / span > < span class = "keywordtype" > void< / span > SatPresolver::DisplayStats(< span class = "keywordtype" > double< / span > elapsed_seconds) {< / div >
< div class = "line" > < a id = "l00911" name = "l00911" > < / a > < span class = "lineno" > 911< / span > < span class = "keywordtype" > int< / span > num_literals = 0;< / div >
< div class = "line" > < a id = "l00912" name = "l00912" > < / a > < span class = "lineno" > 912< / span > < span class = "keywordtype" > int< / span > num_clauses = 0;< / div >
< div class = "line" > < a id = "l00913" name = "l00913" > < / a > < span class = "lineno" > 913< / span > < span class = "keywordtype" > int< / span > num_singleton_clauses = 0;< / div >
< div class = "line" > < a id = "l00914" name = "l00914" > < / a > < span class = "lineno" > 914< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::vector< Literal> & c : clauses_) {< / div >
< div class = "line" > < a id = "l00915" name = "l00915" > < / a > < span class = "lineno" > 915< / span > < span class = "keywordflow" > if< / span > (!c.empty()) {< / div >
< div class = "line" > < a id = "l00916" name = "l00916" > < / a > < span class = "lineno" > 916< / span > < span class = "keywordflow" > if< / span > (c.size() == 1) ++num_singleton_clauses;< / div >
< div class = "line" > < a id = "l00917" name = "l00917" > < / a > < span class = "lineno" > 917< / span > ++num_clauses;< / div >
< div class = "line" > < a id = "l00918" name = "l00918" > < / a > < span class = "lineno" > 918< / span > num_literals += c.size();< / div >
< div class = "line" > < a id = "l00919" name = "l00919" > < / a > < span class = "lineno" > 919< / span > }< / div >
< div class = "line" > < a id = "l00920" name = "l00920" > < / a > < span class = "lineno" > 920< / span > }< / div >
< div class = "line" > < a id = "l00921" name = "l00921" > < / a > < span class = "lineno" > 921< / span > < span class = "keywordtype" > int< / span > num_one_side = 0;< / div >
< div class = "line" > < a id = "l00922" name = "l00922" > < / a > < span class = "lineno" > 922< / span > < span class = "keywordtype" > int< / span > num_simple_definition = 0;< / div >
< div class = "line" > < a id = "l00923" name = "l00923" > < / a > < span class = "lineno" > 923< / span > < span class = "keywordtype" > int< / span > num_vars = 0;< / div >
< div class = "line" > < a id = "l00924" name = "l00924" > < / a > < span class = "lineno" > 924< / span > < span class = "keywordflow" > for< / span > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > (0); < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > (); ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00925" name = "l00925" > < / a > < span class = "lineno" > 925< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > s1 = literal_to_clause_sizes_[Literal(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > true< / span > ).Index()];< / div >
< div class = "line" > < a id = "l00926" name = "l00926" > < / a > < span class = "lineno" > 926< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > s2 = literal_to_clause_sizes_[Literal(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keyword" > false< / span > ).Index()];< / div >
< div class = "line" > < a id = "l00927" name = "l00927" > < / a > < span class = "lineno" > 927< / span > < span class = "keywordflow" > if< / span > (s1 == 0 & & s2 == 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00928" name = "l00928" > < / a > < span class = "lineno" > 928< / span > < / div >
< div class = "line" > < a id = "l00929" name = "l00929" > < / a > < span class = "lineno" > 929< / span > ++num_vars;< / div >
< div class = "line" > < a id = "l00930" name = "l00930" > < / a > < span class = "lineno" > 930< / span > < span class = "keywordflow" > if< / span > (s1 == 0 || s2 == 0) {< / div >
< div class = "line" > < a id = "l00931" name = "l00931" > < / a > < span class = "lineno" > 931< / span > num_one_side++;< / div >
< div class = "line" > < a id = "l00932" name = "l00932" > < / a > < span class = "lineno" > 932< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (s1 == 1 || s2 == 1) {< / div >
< div class = "line" > < a id = "l00933" name = "l00933" > < / a > < span class = "lineno" > 933< / span > num_simple_definition++;< / div >
< div class = "line" > < a id = "l00934" name = "l00934" > < / a > < span class = "lineno" > 934< / span > }< / div >
< div class = "line" > < a id = "l00935" name = "l00935" > < / a > < span class = "lineno" > 935< / span > }< / div >
< div class = "line" > < a id = "l00936" name = "l00936" > < / a > < span class = "lineno" > 936< / span > < a class = "code hl_define" href = "util_2logging_8h.html#a5f67b653dd99ddbe5e3367e3b4b7b532" > SOLVER_LOG< / a > (logger_, < span class = "stringliteral" > " [SAT presolve] [" < / span > , elapsed_seconds, < span class = "stringliteral" > " s]" < / span > ,< / div >
< div class = "line" > < a id = "l00937" name = "l00937" > < / a > < span class = "lineno" > 937< / span > < span class = "stringliteral" > " clauses:" < / span > , num_clauses, < span class = "stringliteral" > " literals:" < / span > , num_literals,< / div >
< div class = "line" > < a id = "l00938" name = "l00938" > < / a > < span class = "lineno" > 938< / span > < span class = "stringliteral" > " vars:" < / span > , num_vars, < span class = "stringliteral" > " one_side_vars:" < / span > , num_one_side,< / div >
< div class = "line" > < a id = "l00939" name = "l00939" > < / a > < span class = "lineno" > 939< / span > < span class = "stringliteral" > " simple_definition:" < / span > , num_simple_definition,< / div >
< div class = "line" > < a id = "l00940" name = "l00940" > < / a > < span class = "lineno" > 940< / span > < span class = "stringliteral" > " singleton_clauses:" < / span > , num_singleton_clauses);< / div >
< div class = "line" > < a id = "l00941" name = "l00941" > < / a > < span class = "lineno" > 941< / span > }< / div >
< div class = "line" > < a id = "l00942" name = "l00942" > < / a > < span class = "lineno" > 942< / span > < / div >
< div class = "line" > < a id = "l00943" name = "l00943" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a8f1123fdce4adb44ee8a87b2046ab71d" > 943< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a8f1123fdce4adb44ee8a87b2046ab71d" > SimplifyClause< / a > (< span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , std::vector< Literal> * < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ,< / div >
< div class = "line" > < a id = "l00944" name = "l00944" > < / a > < span class = "lineno" > 944< / span > LiteralIndex* opposite_literal,< / div >
< div class = "line" > < a id = "l00945" name = "l00945" > < / a > < span class = "lineno" > 945< / span > int64_t* num_inspected_literals) {< / div >
< div class = "line" > < a id = "l00946" name = "l00946" > < / a > < span class = "lineno" > 946< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > -> size() < < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .size()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00947" name = "l00947" > < / a > < span class = "lineno" > 947< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end()));< / div >
< div class = "line" > < a id = "l00948" name = "l00948" > < / a > < span class = "lineno" > 948< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > -> begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > -> end()));< / div >
< div class = "line" > < a id = "l00949" name = "l00949" > < / a > < span class = "lineno" > 949< / span > < span class = "keywordflow" > if< / span > (num_inspected_literals != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00950" name = "l00950" > < / a > < span class = "lineno" > 950< / span > *num_inspected_literals += < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .size();< / div >
< div class = "line" > < a id = "l00951" name = "l00951" > < / a > < span class = "lineno" > 951< / span > *num_inspected_literals += < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > -> size();< / div >
< div class = "line" > < a id = "l00952" name = "l00952" > < / a > < span class = "lineno" > 952< / span > }< / div >
< div class = "line" > < a id = "l00953" name = "l00953" > < / a > < span class = "lineno" > 953< / span > < / div >
< div class = "line" > < a id = "l00954" name = "l00954" > < / a > < span class = "lineno" > 954< / span > *opposite_literal = LiteralIndex(-1);< / div >
< div class = "line" > < a id = "l00955" name = "l00955" > < / a > < span class = "lineno" > 955< / span > < / div >
< div class = "line" > < a id = "l00956" name = "l00956" > < / a > < span class = "lineno" > 956< / span > < span class = "keywordtype" > int< / span > num_diff = 0;< / div >
< div class = "line" > < a id = "l00957" name = "l00957" > < / a > < span class = "lineno" > 957< / span > std::vector< Literal> ::const_iterator ia = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin();< / div >
< div class = "line" > < a id = "l00958" name = "l00958" > < / a > < span class = "lineno" > 958< / span > std::vector< Literal> ::const_iterator ib = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > -> begin();< / div >
< div class = "line" > < a id = "l00959" name = "l00959" > < / a > < span class = "lineno" > 959< / span > std::vector< Literal> ::const_iterator to_remove;< / div >
< div class = "line" > < a id = "l00960" name = "l00960" > < / a > < span class = "lineno" > 960< / span > < / div >
< div class = "line" > < a id = "l00961" name = "l00961" > < / a > < span class = "lineno" > 961< / span > < span class = "comment" > // Because we abort early when size_diff becomes negative, the second test< / span > < / div >
< div class = "line" > < a id = "l00962" name = "l00962" > < / a > < span class = "lineno" > 962< / span > < span class = "comment" > // in the while loop is not needed.< / span > < / div >
< div class = "line" > < a id = "l00963" name = "l00963" > < / a > < span class = "lineno" > 963< / span > < span class = "keywordtype" > int< / span > size_diff = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > -> size() - < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .size();< / div >
< div class = "line" > < a id = "l00964" name = "l00964" > < / a > < span class = "lineno" > 964< / span > < span class = "keywordflow" > while< / span > (ia != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end() < span class = "comment" > /* & & ib != b-> end() */< / span > ) {< / div >
< div class = "line" > < a id = "l00965" name = "l00965" > < / a > < span class = "lineno" > 965< / span > < span class = "keywordflow" > if< / span > (*ia == *ib) { < span class = "comment" > // Same literal.< / span > < / div >
< div class = "line" > < a id = "l00966" name = "l00966" > < / a > < span class = "lineno" > 966< / span > ++ia;< / div >
< div class = "line" > < a id = "l00967" name = "l00967" > < / a > < span class = "lineno" > 967< / span > ++ib;< / div >
< div class = "line" > < a id = "l00968" name = "l00968" > < / a > < span class = "lineno" > 968< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (*ia == ib-> Negated()) { < span class = "comment" > // Opposite literal.< / span > < / div >
< div class = "line" > < a id = "l00969" name = "l00969" > < / a > < span class = "lineno" > 969< / span > ++num_diff;< / div >
< div class = "line" > < a id = "l00970" name = "l00970" > < / a > < span class = "lineno" > 970< / span > < span class = "keywordflow" > if< / span > (num_diff > 1) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // Too much difference.< / span > < / div >
< div class = "line" > < a id = "l00971" name = "l00971" > < / a > < span class = "lineno" > 971< / span > to_remove = ib;< / div >
< div class = "line" > < a id = "l00972" name = "l00972" > < / a > < span class = "lineno" > 972< / span > ++ia;< / div >
< div class = "line" > < a id = "l00973" name = "l00973" > < / a > < span class = "lineno" > 973< / span > ++ib;< / div >
< div class = "line" > < a id = "l00974" name = "l00974" > < / a > < span class = "lineno" > 974< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (*ia < *ib) {< / div >
< div class = "line" > < a id = "l00975" name = "l00975" > < / a > < span class = "lineno" > 975< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // A literal of a is not in b.< / span > < / div >
< div class = "line" > < a id = "l00976" name = "l00976" > < / a > < span class = "lineno" > 976< / span > } < span class = "keywordflow" > else< / span > { < span class = "comment" > // *ia > *ib< / span > < / div >
< div class = "line" > < a id = "l00977" name = "l00977" > < / a > < span class = "lineno" > 977< / span > ++ib;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00978" name = "l00978" > < / a > < span class = "lineno" > 978< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00979" name = "l00979" > < / a > < span class = "lineno" > 979< / span > < span class = "comment" > // A literal of b is not in a, we can abort early by comparing the sizes< / span > < / div >
< div class = "line" > < a id = "l00980" name = "l00980" > < / a > < span class = "lineno" > 980< / span > < span class = "comment" > // left.< / span > < / div >
< div class = "line" > < a id = "l00981" name = "l00981" > < / a > < span class = "lineno" > 981< / span > < span class = "keywordflow" > if< / span > (--size_diff < 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00982" name = "l00982" > < / a > < span class = "lineno" > 982< / span > }< / div >
< div class = "line" > < a id = "l00983" name = "l00983" > < / a > < span class = "lineno" > 983< / span > }< / div >
< div class = "line" > < a id = "l00984" name = "l00984" > < / a > < span class = "lineno" > 984< / span > < span class = "keywordflow" > if< / span > (num_diff == 1) {< / div >
< div class = "line" > < a id = "l00985" name = "l00985" > < / a > < span class = "lineno" > 985< / span > *opposite_literal = to_remove-> Index();< / div >
< div class = "line" > < a id = "l00986" name = "l00986" > < / a > < span class = "lineno" > 986< / span > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > -> erase(to_remove);< / div >
< div class = "line" > < a id = "l00987" name = "l00987" > < / a > < span class = "lineno" > 987< / span > }< / div >
< div class = "line" > < a id = "l00988" name = "l00988" > < / a > < span class = "lineno" > 988< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00989" name = "l00989" > < / a > < span class = "lineno" > 989< / span > }< / div >
< div class = "line" > < a id = "l00990" name = "l00990" > < / a > < span class = "lineno" > 990< / span > < / div >
< div class = "line" > < a id = "l00991" name = "l00991" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a7cc19650ad546aee24b7abe12910437c" > 991< / a > < / span > LiteralIndex < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a7cc19650ad546aee24b7abe12910437c" > DifferAtGivenLiteral< / a > (< span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ,< / div >
< div class = "line" > < a id = "l00992" name = "l00992" > < / a > < span class = "lineno" > 992< / span > < span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l) {< / div >
< div class = "line" > < a id = "l00993" name = "l00993" > < / a > < span class = "lineno" > 993< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .size(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .size());< / div >
< div class = "line" > < a id = "l00994" name = "l00994" > < / a > < span class = "lineno" > 994< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end()));< / div >
< div class = "line" > < a id = "l00995" name = "l00995" > < / a > < span class = "lineno" > 995< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end()));< / div >
< div class = "line" > < a id = "l00996" name = "l00996" > < / a > < span class = "lineno" > 996< / span > LiteralIndex result = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l00997" name = "l00997" > < / a > < span class = "lineno" > 997< / span > std::vector< Literal> ::const_iterator ia = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin();< / div >
< div class = "line" > < a id = "l00998" name = "l00998" > < / a > < span class = "lineno" > 998< / span > std::vector< Literal> ::const_iterator ib = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .begin();< / div >
< div class = "line" > < a id = "l00999" name = "l00999" > < / a > < span class = "lineno" > 999< / span > < span class = "keywordflow" > while< / span > (ia != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end() & & ib != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end()) {< / div >
< div class = "line" > < a id = "l01000" name = "l01000" > < / a > < span class = "lineno" > 1000< / span > < span class = "keywordflow" > if< / span > (*ia == *ib) { < span class = "comment" > // Same literal.< / span > < / div >
< div class = "line" > < a id = "l01001" name = "l01001" > < / a > < span class = "lineno" > 1001< / span > ++ia;< / div >
< div class = "line" > < a id = "l01002" name = "l01002" > < / a > < span class = "lineno" > 1002< / span > ++ib;< / div >
< div class = "line" > < a id = "l01003" name = "l01003" > < / a > < span class = "lineno" > 1003< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (*ia < *ib) {< / div >
< div class = "line" > < a id = "l01004" name = "l01004" > < / a > < span class = "lineno" > 1004< / span > < span class = "comment" > // A literal of a is not in b, it must be l.< / span > < / div >
< div class = "line" > < a id = "l01005" name = "l01005" > < / a > < span class = "lineno" > 1005< / span > < span class = "comment" > // Note that this can only happen once.< / span > < / div >
< div class = "line" > < a id = "l01006" name = "l01006" > < / a > < span class = "lineno" > 1006< / span > < span class = "keywordflow" > if< / span > (*ia != l) < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l01007" name = "l01007" > < / a > < span class = "lineno" > 1007< / span > ++ia;< / div >
< div class = "line" > < a id = "l01008" name = "l01008" > < / a > < span class = "lineno" > 1008< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01009" name = "l01009" > < / a > < span class = "lineno" > 1009< / span > < span class = "comment" > // A literal of b is not in a, save it.< / span > < / div >
< div class = "line" > < a id = "l01010" name = "l01010" > < / a > < span class = "lineno" > 1010< / span > < span class = "comment" > // We abort if this happen twice.< / span > < / div >
< div class = "line" > < a id = "l01011" name = "l01011" > < / a > < span class = "lineno" > 1011< / span > < span class = "keywordflow" > if< / span > (result != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l01012" name = "l01012" > < / a > < span class = "lineno" > 1012< / span > result = (*ib).Index();< / div >
< div class = "line" > < a id = "l01013" name = "l01013" > < / a > < span class = "lineno" > 1013< / span > ++ib;< / div >
< div class = "line" > < a id = "l01014" name = "l01014" > < / a > < span class = "lineno" > 1014< / span > }< / div >
< div class = "line" > < a id = "l01015" name = "l01015" > < / a > < span class = "lineno" > 1015< / span > }< / div >
< div class = "line" > < a id = "l01016" name = "l01016" > < / a > < span class = "lineno" > 1016< / span > < span class = "comment" > // Check the corner case of the difference at the end.< / span > < / div >
< div class = "line" > < a id = "l01017" name = "l01017" > < / a > < span class = "lineno" > 1017< / span > < span class = "keywordflow" > if< / span > (ia != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end() & & *ia != l) < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l01018" name = "l01018" > < / a > < span class = "lineno" > 1018< / span > < span class = "keywordflow" > if< / span > (ib != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end()) {< / div >
< div class = "line" > < a id = "l01019" name = "l01019" > < / a > < span class = "lineno" > 1019< / span > < span class = "keywordflow" > if< / span > (result != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ;< / div >
< div class = "line" > < a id = "l01020" name = "l01020" > < / a > < span class = "lineno" > 1020< / span > result = (*ib).Index();< / div >
< div class = "line" > < a id = "l01021" name = "l01021" > < / a > < span class = "lineno" > 1021< / span > }< / div >
< div class = "line" > < a id = "l01022" name = "l01022" > < / a > < span class = "lineno" > 1022< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l01023" name = "l01023" > < / a > < span class = "lineno" > 1023< / span > }< / div >
< div class = "line" > < a id = "l01024" name = "l01024" > < / a > < span class = "lineno" > 1024< / span > < / div >
< div class = "line" > < a id = "l01025" name = "l01025" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a93ca885a2ad18527fab730188104771a" > 1025< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a93ca885a2ad18527fab730188104771a" > ComputeResolvant< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > x, < span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ,< / div >
< div class = "line" > < a id = "l01026" name = "l01026" > < / a > < span class = "lineno" > 1026< / span > < span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ,< / div >
< div class = "line" > < a id = "l01027" name = "l01027" > < / a > < span class = "lineno" > 1027< / span > std::vector< Literal> * out) {< / div >
< div class = "line" > < a id = "l01028" name = "l01028" > < / a > < span class = "lineno" > 1028< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end()));< / div >
< div class = "line" > < a id = "l01029" name = "l01029" > < / a > < span class = "lineno" > 1029< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end()));< / div >
< div class = "line" > < a id = "l01030" name = "l01030" > < / a > < span class = "lineno" > 1030< / span > < / div >
< div class = "line" > < a id = "l01031" name = "l01031" > < / a > < span class = "lineno" > 1031< / span > out-> clear();< / div >
< div class = "line" > < a id = "l01032" name = "l01032" > < / a > < span class = "lineno" > 1032< / span > std::vector< Literal> ::const_iterator ia = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin();< / div >
< div class = "line" > < a id = "l01033" name = "l01033" > < / a > < span class = "lineno" > 1033< / span > std::vector< Literal> ::const_iterator ib = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .begin();< / div >
< div class = "line" > < a id = "l01034" name = "l01034" > < / a > < span class = "lineno" > 1034< / span > < span class = "keywordflow" > while< / span > ((ia != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end()) & & (ib != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end())) {< / div >
< div class = "line" > < a id = "l01035" name = "l01035" > < / a > < span class = "lineno" > 1035< / span > < span class = "keywordflow" > if< / span > (*ia == *ib) {< / div >
< div class = "line" > < a id = "l01036" name = "l01036" > < / a > < span class = "lineno" > 1036< / span > out-> push_back(*ia);< / div >
< div class = "line" > < a id = "l01037" name = "l01037" > < / a > < span class = "lineno" > 1037< / span > ++ia;< / div >
< div class = "line" > < a id = "l01038" name = "l01038" > < / a > < span class = "lineno" > 1038< / span > ++ib;< / div >
< div class = "line" > < a id = "l01039" name = "l01039" > < / a > < span class = "lineno" > 1039< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (*ia == ib-> Negated()) {< / div >
< div class = "line" > < a id = "l01040" name = "l01040" > < / a > < span class = "lineno" > 1040< / span > < span class = "keywordflow" > if< / span > (*ia != x) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // Trivially true.< / span > < / div >
< div class = "line" > < a id = "l01041" name = "l01041" > < / a > < span class = "lineno" > 1041< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (*ib, x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ());< / div >
< div class = "line" > < a id = "l01042" name = "l01042" > < / a > < span class = "lineno" > 1042< / span > ++ia;< / div >
< div class = "line" > < a id = "l01043" name = "l01043" > < / a > < span class = "lineno" > 1043< / span > ++ib;< / div >
< div class = "line" > < a id = "l01044" name = "l01044" > < / a > < span class = "lineno" > 1044< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (*ia < *ib) {< / div >
< div class = "line" > < a id = "l01045" name = "l01045" > < / a > < span class = "lineno" > 1045< / span > out-> push_back(*ia);< / div >
< div class = "line" > < a id = "l01046" name = "l01046" > < / a > < span class = "lineno" > 1046< / span > ++ia;< / div >
< div class = "line" > < a id = "l01047" name = "l01047" > < / a > < span class = "lineno" > 1047< / span > } < span class = "keywordflow" > else< / span > { < span class = "comment" > // *ia > *ib< / span > < / div >
< div class = "line" > < a id = "l01048" name = "l01048" > < / a > < span class = "lineno" > 1048< / span > out-> push_back(*ib);< / div >
< div class = "line" > < a id = "l01049" name = "l01049" > < / a > < span class = "lineno" > 1049< / span > ++ib;< / div >
< div class = "line" > < a id = "l01050" name = "l01050" > < / a > < span class = "lineno" > 1050< / span > }< / div >
< div class = "line" > < a id = "l01051" name = "l01051" > < / a > < span class = "lineno" > 1051< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l01052" name = "l01052" > < / a > < span class = "lineno" > 1052< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l01053" name = "l01053" > < / a > < span class = "lineno" > 1053< / span > < span class = "comment" > // Copy remaining literals.< / span > < / div >
< div class = "line" > < a id = "l01054" name = "l01054" > < / a > < span class = "lineno" > 1054< / span > out-> insert(out-> end(), ia, < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end());< / div >
< div class = "line" > < a id = "l01055" name = "l01055" > < / a > < span class = "lineno" > 1055< / span > out-> insert(out-> end(), ib, < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end());< / div >
< div class = "line" > < a id = "l01056" name = "l01056" > < / a > < span class = "lineno" > 1056< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01057" name = "l01057" > < / a > < span class = "lineno" > 1057< / span > }< / div >
< div class = "line" > < a id = "l01058" name = "l01058" > < / a > < span class = "lineno" > 1058< / span > < / div >
< div class = "line" > < a id = "l01059" name = "l01059" > < / a > < span class = "lineno" > 1059< / span > < span class = "comment" > // Note that this function takes a big chunk of the presolve running time.< / span > < / div >
< div class = "line" > < a id = "l01060" name = "l01060" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a2bf59c05d95db86f40a3d1577429683b" > 1060< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2bf59c05d95db86f40a3d1577429683b" > ComputeResolvantSize< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > x, < span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ,< / div >
< div class = "line" > < a id = "l01061" name = "l01061" > < / a > < span class = "lineno" > 1061< / span > < span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) {< / div >
< div class = "line" > < a id = "l01062" name = "l01062" > < / a > < span class = "lineno" > 1062< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end()));< / div >
< div class = "line" > < a id = "l01063" name = "l01063" > < / a > < span class = "lineno" > 1063< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .begin(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end()));< / div >
< div class = "line" > < a id = "l01064" name = "l01064" > < / a > < span class = "lineno" > 1064< / span > < / div >
< div class = "line" > < a id = "l01065" name = "l01065" > < / a > < span class = "lineno" > 1065< / span > < span class = "keywordtype" > int< / span > size = < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .size() + < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .size()) - 2;< / div >
< div class = "line" > < a id = "l01066" name = "l01066" > < / a > < span class = "lineno" > 1066< / span > std::vector< Literal> ::const_iterator ia = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .begin();< / div >
< div class = "line" > < a id = "l01067" name = "l01067" > < / a > < span class = "lineno" > 1067< / span > std::vector< Literal> ::const_iterator ib = < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .begin();< / div >
< div class = "line" > < a id = "l01068" name = "l01068" > < / a > < span class = "lineno" > 1068< / span > < span class = "keywordflow" > while< / span > ((ia != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .end()) & & (ib != < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > .end())) {< / div >
< div class = "line" > < a id = "l01069" name = "l01069" > < / a > < span class = "lineno" > 1069< / span > < span class = "keywordflow" > if< / span > (*ia == *ib) {< / div >
< div class = "line" > < a id = "l01070" name = "l01070" > < / a > < span class = "lineno" > 1070< / span > --size;< / div >
< div class = "line" > < a id = "l01071" name = "l01071" > < / a > < span class = "lineno" > 1071< / span > ++ia;< / div >
< div class = "line" > < a id = "l01072" name = "l01072" > < / a > < span class = "lineno" > 1072< / span > ++ib;< / div >
< div class = "line" > < a id = "l01073" name = "l01073" > < / a > < span class = "lineno" > 1073< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (*ia == ib-> Negated()) {< / div >
< div class = "line" > < a id = "l01074" name = "l01074" > < / a > < span class = "lineno" > 1074< / span > < span class = "keywordflow" > if< / span > (*ia != x) < span class = "keywordflow" > return< / span > -1; < span class = "comment" > // Trivially true.< / span > < / div >
< div class = "line" > < a id = "l01075" name = "l01075" > < / a > < span class = "lineno" > 1075< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (*ib, x.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ());< / div >
< div class = "line" > < a id = "l01076" name = "l01076" > < / a > < span class = "lineno" > 1076< / span > ++ia;< / div >
< div class = "line" > < a id = "l01077" name = "l01077" > < / a > < span class = "lineno" > 1077< / span > ++ib;< / div >
< div class = "line" > < a id = "l01078" name = "l01078" > < / a > < span class = "lineno" > 1078< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (*ia < *ib) {< / div >
< div class = "line" > < a id = "l01079" name = "l01079" > < / a > < span class = "lineno" > 1079< / span > ++ia;< / div >
< div class = "line" > < a id = "l01080" name = "l01080" > < / a > < span class = "lineno" > 1080< / span > } < span class = "keywordflow" > else< / span > { < span class = "comment" > // *ia > *ib< / span > < / div >
< div class = "line" > < a id = "l01081" name = "l01081" > < / a > < span class = "lineno" > 1081< / span > ++ib;< / div >
< div class = "line" > < a id = "l01082" name = "l01082" > < / a > < span class = "lineno" > 1082< / span > }< / div >
< div class = "line" > < a id = "l01083" name = "l01083" > < / a > < span class = "lineno" > 1083< / span > }< / div >
< div class = "line" > < a id = "l01084" name = "l01084" > < / a > < span class = "lineno" > 1084< / span > < a class = "code hl_define" href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > (size, 0);< / div >
< div class = "line" > < a id = "l01085" name = "l01085" > < / a > < span class = "lineno" > 1085< / span > < span class = "keywordflow" > return< / span > size;< / div >
< div class = "line" > < a id = "l01086" name = "l01086" > < / a > < span class = "lineno" > 1086< / span > }< / div >
< div class = "line" > < a id = "l01087" name = "l01087" > < / a > < span class = "lineno" > 1087< / span > < / div >
< div class = "line" > < a id = "l01088" name = "l01088" > < / a > < span class = "lineno" > 1088< / span > < span class = "comment" > // A simple graph where the nodes are the literals and the nodes adjacent to a< / span > < / div >
< div class = "line" > < a id = "l01089" name = "l01089" > < / a > < span class = "lineno" > 1089< / span > < span class = "comment" > // literal l are the propagated literal when l is assigned in the underlying< / span > < / div >
< div class = "line" > < a id = "l01090" name = "l01090" > < / a > < span class = "lineno" > 1090< / span > < span class = "comment" > // sat solver.< / span > < / div >
< div class = "line" > < a id = "l01091" name = "l01091" > < / a > < span class = "lineno" > 1091< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01092" name = "l01092" > < / a > < span class = "lineno" > 1092< / span > < span class = "comment" > // This can be used to do a strong component analysis while probing all the< / span > < / div >
< div class = "line" > < a id = "l01093" name = "l01093" > < / a > < span class = "lineno" > 1093< / span > < span class = "comment" > // literals of a solver. Note that this can be expensive, hence the support< / span > < / div >
< div class = "line" > < a id = "l01094" name = "l01094" > < / a > < span class = "lineno" > 1094< / span > < span class = "comment" > // for a deterministic time limit.< / span > < / div >
< div class = "line" > < a id = "l01095" name = "l01095" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_propagation_graph.html" > 1095< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_propagation_graph.html" > PropagationGraph< / a > {< / div >
< div class = "line" > < a id = "l01096" name = "l01096" > < / a > < span class = "lineno" > 1096< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l01097" name = "l01097" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_propagation_graph.html#ac481d486ad0e802f0dc6d891cd07a4a7" > 1097< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_propagation_graph.html#ac481d486ad0e802f0dc6d891cd07a4a7" > PropagationGraph< / a > (< span class = "keywordtype" > double< / span > deterministic_time_limit, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > * solver)< / div >
< div class = "line" > < a id = "l01098" name = "l01098" > < / a > < span class = "lineno" > 1098< / span > : solver_(solver),< / div >
< div class = "line" > < a id = "l01099" name = "l01099" > < / a > < span class = "lineno" > 1099< / span > deterministic_time_limit(solver-> deterministic_time() +< / div >
< div class = "line" > < a id = "l01100" name = "l01100" > < / a > < span class = "lineno" > 1100< / span > deterministic_time_limit) {}< / div >
< div class = "line" > < a id = "l01101" name = "l01101" > < / a > < span class = "lineno" > 1101< / span > < / div >
< div class = "line" > < a id = "l01102" name = "l01102" > < / a > < span class = "lineno" > 1102< / span > < span class = "comment" > // Returns the set of node adjacent to the given one.< / span > < / div >
< div class = "line" > < a id = "l01103" name = "l01103" > < / a > < span class = "lineno" > 1103< / span > < span class = "comment" > // Interface needed by FindStronglyConnectedComponents(), note that it needs< / span > < / div >
< div class = "line" > < a id = "l01104" name = "l01104" > < / a > < span class = "lineno" > 1104< / span > < span class = "comment" > // to be const.< / span > < / div >
< div class = "line" > < a id = "l01105" name = "l01105" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_propagation_graph.html#aa8e510dd46f45d2929fbdab8400197a8" > 1105< / a > < / span > < span class = "keyword" > const< / span > std::vector< int32_t> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_propagation_graph.html#aa8e510dd46f45d2929fbdab8400197a8" > operator[]< / a > (int32_t < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l01106" name = "l01106" > < / a > < span class = "lineno" > 1106< / span > scratchpad_.clear();< / div >
< div class = "line" > < a id = "l01107" name = "l01107" > < / a > < span class = "lineno" > 1107< / span > solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ac035378cea0ed7b0978105547402faa8" > Backtrack< / a > (0);< / div >
< div class = "line" > < a id = "l01108" name = "l01108" > < / a > < span class = "lineno" > 1108< / span > < / div >
< div class = "line" > < a id = "l01109" name = "l01109" > < / a > < span class = "lineno" > 1109< / span > < span class = "comment" > // Note that when the time limit is reached, we just keep returning empty< / span > < / div >
< div class = "line" > < a id = "l01110" name = "l01110" > < / a > < span class = "lineno" > 1110< / span > < span class = "comment" > // adjacency list. This way, the SCC algorithm will terminate quickly and< / span > < / div >
< div class = "line" > < a id = "l01111" name = "l01111" > < / a > < span class = "lineno" > 1111< / span > < span class = "comment" > // the equivalent literals detection will be incomplete but correct. Note< / span > < / div >
< div class = "line" > < a id = "l01112" name = "l01112" > < / a > < span class = "lineno" > 1112< / span > < span class = "comment" > // also that thanks to the SCC algorithm, we will explore the connected< / span > < / div >
< div class = "line" > < a id = "l01113" name = "l01113" > < / a > < span class = "lineno" > 1113< / span > < span class = "comment" > // components first.< / span > < / div >
< div class = "line" > < a id = "l01114" name = "l01114" > < / a > < span class = "lineno" > 1114< / span > < span class = "keywordflow" > if< / span > (solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ae525d235b02bcfc962d845e28f5f0125" > deterministic_time< / a > () > deterministic_time_limit) {< / div >
< div class = "line" > < a id = "l01115" name = "l01115" > < / a > < span class = "lineno" > 1115< / span > < span class = "keywordflow" > return< / span > scratchpad_;< / div >
< div class = "line" > < a id = "l01116" name = "l01116" > < / a > < span class = "lineno" > 1116< / span > }< / div >
< div class = "line" > < a id = "l01117" name = "l01117" > < / a > < span class = "lineno" > 1117< / span > < / div >
< div class = "line" > < a id = "l01118" name = "l01118" > < / a > < span class = "lineno" > 1118< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ));< / div >
< div class = "line" > < a id = "l01119" name = "l01119" > < / a > < span class = "lineno" > 1119< / span > < span class = "keywordflow" > if< / span > (!solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (l)) {< / div >
< div class = "line" > < a id = "l01120" name = "l01120" > < / a > < span class = "lineno" > 1120< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > trail_index = solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a5b06f24fb581de78b321dfd793931439" > LiteralTrail< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l01121" name = "l01121" > < / a > < span class = "lineno" > 1121< / span > solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9ae69b015a43c1a94e8815ab0dd8189c" > EnqueueDecisionAndBackjumpOnConflict< / a > (l);< / div >
< div class = "line" > < a id = "l01122" name = "l01122" > < / a > < span class = "lineno" > 1122< / span > < span class = "keywordflow" > if< / span > (solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad63c4461a1384629cb99413c6df8b9ca" > CurrentDecisionLevel< / a > () > 0) {< / div >
< div class = "line" > < a id = "l01123" name = "l01123" > < / a > < span class = "lineno" > 1123< / span > < span class = "comment" > // Note that the +1 is to avoid adding a => a.< / span > < / div >
< div class = "line" > < a id = "l01124" name = "l01124" > < / a > < span class = "lineno" > 1124< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = trail_index + 1; i < solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a5b06f24fb581de78b321dfd793931439" > LiteralTrail< / a > ().< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > ();< / div >
< div class = "line" > < a id = "l01125" name = "l01125" > < / a > < span class = "lineno" > 1125< / span > ++i) {< / div >
< div class = "line" > < a id = "l01126" name = "l01126" > < / a > < span class = "lineno" > 1126< / span > scratchpad_.push_back(solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a5b06f24fb581de78b321dfd793931439" > LiteralTrail< / a > ()[i].< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ().value());< / div >
< div class = "line" > < a id = "l01127" name = "l01127" > < / a > < span class = "lineno" > 1127< / span > }< / div >
< div class = "line" > < a id = "l01128" name = "l01128" > < / a > < span class = "lineno" > 1128< / span > }< / div >
< div class = "line" > < a id = "l01129" name = "l01129" > < / a > < span class = "lineno" > 1129< / span > }< / div >
< div class = "line" > < a id = "l01130" name = "l01130" > < / a > < span class = "lineno" > 1130< / span > < span class = "keywordflow" > return< / span > scratchpad_;< / div >
< div class = "line" > < a id = "l01131" name = "l01131" > < / a > < span class = "lineno" > 1131< / span > }< / div >
< div class = "line" > < a id = "l01132" name = "l01132" > < / a > < span class = "lineno" > 1132< / span > < / div >
< div class = "line" > < a id = "l01133" name = "l01133" > < / a > < span class = "lineno" > 1133< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l01134" name = "l01134" > < / a > < span class = "lineno" > 1134< / span > < span class = "keyword" > mutable< / span > std::vector< int32_t> scratchpad_;< / div >
< div class = "line" > < a id = "l01135" name = "l01135" > < / a > < span class = "lineno" > 1135< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > * < span class = "keyword" > const< / span > solver_;< / div >
< div class = "line" > < a id = "l01136" name = "l01136" > < / a > < span class = "lineno" > 1136< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > deterministic_time_limit;< / div >
< div class = "line" > < a id = "l01137" name = "l01137" > < / a > < span class = "lineno" > 1137< / span > < / div >
< div class = "line" > < a id = "l01138" name = "l01138" > < / a > < span class = "lineno" > 1138< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_propagation_graph.html" > PropagationGraph< / a > );< / div >
< div class = "line" > < a id = "l01139" name = "l01139" > < / a > < span class = "lineno" > 1139< / span > };< / div >
< div class = "line" > < a id = "l01140" name = "l01140" > < / a > < span class = "lineno" > 1140< / span > < / div >
< div class = "line" > < a id = "l01141" name = "l01141" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#ac75d30c113a2b2628f0d77e403467815" > 1141< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ac75d30c113a2b2628f0d77e403467815" > ProbeAndFindEquivalentLiteral< / a > (< / div >
< div class = "line" > < a id = "l01142" name = "l01142" > < / a > < span class = "lineno" > 1142< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > * solver, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html" > SatPostsolver< / a > * postsolver,< / div >
< div class = "line" > < a id = "l01143" name = "l01143" > < / a > < span class = "lineno" > 1143< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > DratProofHandler< / a > * drat_proof_handler,< / div >
< div class = "line" > < a id = "l01144" name = "l01144" > < / a > < span class = "lineno" > 1144< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, LiteralIndex> < / a > * mapping) {< / div >
< div class = "line" > < a id = "l01145" name = "l01145" > < / a > < span class = "lineno" > 1145< / span > < a class = "code hl_class" href = "class_wall_timer.html" > WallTimer< / a > timer;< / div >
< div class = "line" > < a id = "l01146" name = "l01146" > < / a > < span class = "lineno" > 1146< / span > timer.< a class = "code hl_function" href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > Start< / a > ();< / div >
< div class = "line" > < a id = "l01147" name = "l01147" > < / a > < span class = "lineno" > 1147< / span > < / div >
< div class = "line" > < a id = "l01148" name = "l01148" > < / a > < span class = "lineno" > 1148< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ac035378cea0ed7b0978105547402faa8" > Backtrack< / a > (0);< / div >
< div class = "line" > < a id = "l01149" name = "l01149" > < / a > < span class = "lineno" > 1149< / span > mapping-> < a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l01150" name = "l01150" > < / a > < span class = "lineno" > 1150< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_already_fixed_vars = solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a5b06f24fb581de78b321dfd793931439" > LiteralTrail< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ();< / div >
< div class = "line" > < a id = "l01151" name = "l01151" > < / a > < span class = "lineno" > 1151< / span > < / div >
< div class = "line" > < a id = "l01152" name = "l01152" > < / a > < span class = "lineno" > 1152< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_propagation_graph.html" > PropagationGraph< / a > graph(< / div >
< div class = "line" > < a id = "l01153" name = "l01153" > < / a > < span class = "lineno" > 1153< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a1a5e26554d014197de9434d2c39e07e9" > parameters< / a > ().presolve_probing_deterministic_time_limit(), solver);< / div >
< div class = "line" > < a id = "l01154" name = "l01154" > < / a > < span class = "lineno" > 1154< / span > < span class = "keyword" > const< / span > int32_t size = solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > () * 2;< / div >
< div class = "line" > < a id = "l01155" name = "l01155" > < / a > < span class = "lineno" > 1155< / span > std::vector< std::vector< int32_t> > scc;< / div >
< div class = "line" > < a id = "l01156" name = "l01156" > < / a > < span class = "lineno" > 1156< / span > < a class = "code hl_function" href = "strongly__connected__components_8h.html#aafab5785b250e1013c13511ce478f36b" > FindStronglyConnectedComponents< / a > (size, graph, & scc);< / div >
< div class = "line" > < a id = "l01157" name = "l01157" > < / a > < span class = "lineno" > 1157< / span > < / div >
< div class = "line" > < a id = "l01158" name = "l01158" > < / a > < span class = "lineno" > 1158< / span > < span class = "comment" > // We have no guarantee that the cycle of x and not(x) touch the same< / span > < / div >
< div class = "line" > < a id = "l01159" name = "l01159" > < / a > < span class = "lineno" > 1159< / span > < span class = "comment" > // variables. This is because we may have more info for the literal probed< / span > < / div >
< div class = "line" > < a id = "l01160" name = "l01160" > < / a > < span class = "lineno" > 1160< / span > < span class = "comment" > // later or the propagation may go only in one direction. For instance if we< / span > < / div >
< div class = "line" > < a id = "l01161" name = "l01161" > < / a > < span class = "lineno" > 1161< / span > < span class = "comment" > // have two clauses (not(x1) v x2) and (not(x1) v not(x2) v x3) then x1< / span > < / div >
< div class = "line" > < a id = "l01162" name = "l01162" > < / a > < span class = "lineno" > 1162< / span > < span class = "comment" > // implies x2 and x3 but not(x3) doesn' t imply anything by unit propagation.< / span > < / div >
< div class = "line" > < a id = "l01163" name = "l01163" > < / a > < span class = "lineno" > 1163< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01164" name = "l01164" > < / a > < span class = "lineno" > 1164< / span > < span class = "comment" > // TODO(user): Add some constraint so that it does?< / span > < / div >
< div class = "line" > < a id = "l01165" name = "l01165" > < / a > < span class = "lineno" > 1165< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01166" name = "l01166" > < / a > < span class = "lineno" > 1166< / span > < span class = "comment" > // Because of this, we " merge" the cycles.< / span > < / div >
< div class = "line" > < a id = "l01167" name = "l01167" > < / a > < span class = "lineno" > 1167< / span > < a class = "code hl_class" href = "classoperations__research_1_1_merging_partition.html" > MergingPartition< / a > partition(size);< / div >
< div class = "line" > < a id = "l01168" name = "l01168" > < / a > < span class = "lineno" > 1168< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::vector< int32_t> & component : scc) {< / div >
< div class = "line" > < a id = "l01169" name = "l01169" > < / a > < span class = "lineno" > 1169< / span > < span class = "keywordflow" > if< / span > (component.size() > 1) {< / div >
< div class = "line" > < a id = "l01170" name = "l01170" > < / a > < span class = "lineno" > 1170< / span > < span class = "keywordflow" > if< / span > (mapping-> < a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > ()) mapping-> < a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (size, LiteralIndex(-1));< / div >
< div class = "line" > < a id = "l01171" name = "l01171" > < / a > < span class = "lineno" > 1171< / 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 = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ((LiteralIndex(component[0])));< / div >
< div class = "line" > < a id = "l01172" name = "l01172" > < / a > < span class = "lineno" > 1172< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < component.size(); ++i) {< / div >
< div class = "line" > < a id = "l01173" name = "l01173" > < / a > < span class = "lineno" > 1173< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l((LiteralIndex(component[i])));< / div >
< div class = "line" > < a id = "l01174" name = "l01174" > < / a > < span class = "lineno" > 1174< / span > < span class = "comment" > // TODO(user): check compatibility? if x ~ not(x) => unsat.< / span > < / div >
< div class = "line" > < a id = "l01175" name = "l01175" > < / a > < span class = "lineno" > 1175< / span > < span class = "comment" > // but probably, the solver would have found this too? not sure...< / span > < / div >
< div class = "line" > < a id = "l01176" name = "l01176" > < / a > < span class = "lineno" > 1176< / span > partition.< a class = "code hl_function" href = "classoperations__research_1_1_merging_partition.html#a612bd8d97219124a8d6fbac721bcdbc6" > MergePartsOf< / a > (< a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > .Index().value(),< / div >
< div class = "line" > < a id = "l01177" name = "l01177" > < / a > < span class = "lineno" > 1177< / span > l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ().value());< / div >
< div class = "line" > < a id = "l01178" name = "l01178" > < / a > < span class = "lineno" > 1178< / span > partition.< a class = "code hl_function" href = "classoperations__research_1_1_merging_partition.html#a612bd8d97219124a8d6fbac721bcdbc6" > MergePartsOf< / a > (< a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > .NegatedIndex().value(),< / div >
< div class = "line" > < a id = "l01179" name = "l01179" > < / a > < span class = "lineno" > 1179< / span > l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > NegatedIndex< / a > ().value());< / div >
< div class = "line" > < a id = "l01180" name = "l01180" > < / a > < span class = "lineno" > 1180< / span > }< / div >
< div class = "line" > < a id = "l01181" name = "l01181" > < / a > < span class = "lineno" > 1181< / span > < / div >
< div class = "line" > < a id = "l01182" name = "l01182" > < / a > < span class = "lineno" > 1182< / span > < span class = "comment" > // We rely on the fact that the representative of a literal x and the one< / span > < / div >
< div class = "line" > < a id = "l01183" name = "l01183" > < / a > < span class = "lineno" > 1183< / span > < span class = "comment" > // of its negation are the same variable.< / span > < / div >
< div class = "line" > < a id = "l01184" name = "l01184" > < / a > < span class = "lineno" > 1184< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(partition.< a class = "code hl_function" href = "classoperations__research_1_1_merging_partition.html#ac64dbed5d9196b941f3f53862f77309d" > GetRootAndCompressPath< / a > (< / div >
< div class = "line" > < a id = "l01185" name = "l01185" > < / a > < span class = "lineno" > 1185< / span > < a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > .Index().value()))),< / div >
< div class = "line" > < a id = "l01186" name = "l01186" > < / a > < span class = "lineno" > 1186< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (LiteralIndex(partition.< a class = "code hl_function" href = "classoperations__research_1_1_merging_partition.html#ac64dbed5d9196b941f3f53862f77309d" > GetRootAndCompressPath< / a > (< / div >
< div class = "line" > < a id = "l01187" name = "l01187" > < / a > < span class = "lineno" > 1187< / span > < a class = "code hl_variable" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > .NegatedIndex().value())))< / div >
< div class = "line" > < a id = "l01188" name = "l01188" > < / a > < span class = "lineno" > 1188< / span > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ());< / div >
< div class = "line" > < a id = "l01189" name = "l01189" > < / a > < span class = "lineno" > 1189< / span > }< / div >
< div class = "line" > < a id = "l01190" name = "l01190" > < / a > < span class = "lineno" > 1190< / span > }< / div >
< div class = "line" > < a id = "l01191" name = "l01191" > < / a > < span class = "lineno" > 1191< / span > < / div >
< div class = "line" > < a id = "l01192" name = "l01192" > < / a > < span class = "lineno" > 1192< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ac035378cea0ed7b0978105547402faa8" > Backtrack< / a > (0);< / div >
< div class = "line" > < a id = "l01193" name = "l01193" > < / a > < span class = "lineno" > 1193< / span > < span class = "keywordtype" > int< / span > num_equiv = 0;< / div >
< div class = "line" > < a id = "l01194" name = "l01194" > < / a > < span class = "lineno" > 1194< / span > < span class = "keywordflow" > if< / span > (!mapping-> < a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > ()) {< / div >
< div class = "line" > < a id = "l01195" name = "l01195" > < / a > < span class = "lineno" > 1195< / span > < span class = "comment" > // If a variable in a cycle is fixed. We want to fix all of them.< / span > < / div >
< div class = "line" > < a id = "l01196" name = "l01196" > < / a > < span class = "lineno" > 1196< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01197" name = "l01197" > < / a > < span class = "lineno" > 1197< / span > < span class = "comment" > // We first fix all representative if one variable of the cycle is fixed. In< / span > < / div >
< div class = "line" > < a id = "l01198" name = "l01198" > < / a > < span class = "lineno" > 1198< / span > < span class = "comment" > // a second pass we fix all the variable of a cycle whose representative is< / span > < / div >
< div class = "line" > < a id = "l01199" name = "l01199" > < / a > < span class = "lineno" > 1199< / span > < span class = "comment" > // fixed.< / span > < / div >
< div class = "line" > < a id = "l01200" name = "l01200" > < / a > < span class = "lineno" > 1200< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01201" name = "l01201" > < / a > < span class = "lineno" > 1201< / span > < span class = "comment" > // TODO(user): Fixing a variable might fix more of them by propagation, so< / span > < / div >
< div class = "line" > < a id = "l01202" name = "l01202" > < / a > < span class = "lineno" > 1202< / span > < span class = "comment" > // we might not fix everything possible with these loops.< / span > < / div >
< div class = "line" > < a id = "l01203" name = "l01203" > < / a > < span class = "lineno" > 1203< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment = solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ();< / div >
< div class = "line" > < a id = "l01204" name = "l01204" > < / a > < span class = "lineno" > 1204< / span > < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a id = "l01205" name = "l01205" > < / a > < span class = "lineno" > 1205< / span > < span class = "keyword" > const< / span > LiteralIndex rep(partition.< a class = "code hl_function" href = "classoperations__research_1_1_merging_partition.html#ac64dbed5d9196b941f3f53862f77309d" > GetRootAndCompressPath< / a > (i.value()));< / div >
< div class = "line" > < a id = "l01206" name = "l01206" > < / a > < span class = "lineno" > 1206< / 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 > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i)) & & < / div >
< div class = "line" > < a id = "l01207" name = "l01207" > < / a > < span class = "lineno" > 1207< / span > !assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep))) {< / div >
< div class = "line" > < a id = "l01208" name = "l01208" > < / a > < span class = "lineno" > 1208< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_lit = assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i))< / div >
< div class = "line" > < a id = "l01209" name = "l01209" > < / a > < span class = "lineno" > 1209< / span > ? < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep)< / div >
< div class = "line" > < a id = "l01210" name = "l01210" > < / a > < span class = "lineno" > 1210< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a id = "l01211" name = "l01211" > < / a > < span class = "lineno" > 1211< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#afbbbc2f0845a82a5a5cfb3f00a61abe9" > AddUnitClause< / a > (true_lit);< / div >
< div class = "line" > < a id = "l01212" name = "l01212" > < / a > < span class = "lineno" > 1212< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01213" name = "l01213" > < / a > < span class = "lineno" > 1213< / span > drat_proof_handler-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({true_lit});< / div >
< div class = "line" > < a id = "l01214" name = "l01214" > < / a > < span class = "lineno" > 1214< / span > }< / div >
< div class = "line" > < a id = "l01215" name = "l01215" > < / a > < span class = "lineno" > 1215< / span > }< / div >
< div class = "line" > < a id = "l01216" name = "l01216" > < / a > < span class = "lineno" > 1216< / span > }< / div >
< div class = "line" > < a id = "l01217" name = "l01217" > < / a > < span class = "lineno" > 1217< / span > < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < size; ++i) {< / div >
< div class = "line" > < a id = "l01218" name = "l01218" > < / a > < span class = "lineno" > 1218< / span > < span class = "keyword" > const< / span > LiteralIndex rep(partition.< a class = "code hl_function" href = "classoperations__research_1_1_merging_partition.html#ac64dbed5d9196b941f3f53862f77309d" > GetRootAndCompressPath< / a > (i.value()));< / div >
< div class = "line" > < a id = "l01219" name = "l01219" > < / a > < span class = "lineno" > 1219< / span > (*mapping)[i] = rep;< / div >
< div class = "line" > < a id = "l01220" name = "l01220" > < / a > < span class = "lineno" > 1220< / span > < span class = "keywordflow" > if< / span > (assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep))) {< / div >
< div class = "line" > < a id = "l01221" name = "l01221" > < / a > < span class = "lineno" > 1221< / span > < span class = "keywordflow" > if< / span > (!assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a142694366986039454f53b38e8378815" > LiteralIsAssigned< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i))) {< / div >
< div class = "line" > < a id = "l01222" name = "l01222" > < / a > < span class = "lineno" > 1222< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_lit = assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep))< / div >
< div class = "line" > < a id = "l01223" name = "l01223" > < / a > < span class = "lineno" > 1223< / span > ? < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i)< / div >
< div class = "line" > < a id = "l01224" name = "l01224" > < / a > < span class = "lineno" > 1224< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a id = "l01225" name = "l01225" > < / a > < span class = "lineno" > 1225< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#afbbbc2f0845a82a5a5cfb3f00a61abe9" > AddUnitClause< / a > (true_lit);< / div >
< div class = "line" > < a id = "l01226" name = "l01226" > < / a > < span class = "lineno" > 1226< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01227" name = "l01227" > < / a > < span class = "lineno" > 1227< / span > drat_proof_handler-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({true_lit});< / div >
< div class = "line" > < a id = "l01228" name = "l01228" > < / a > < span class = "lineno" > 1228< / span > }< / div >
< div class = "line" > < a id = "l01229" name = "l01229" > < / a > < span class = "lineno" > 1229< / span > }< / div >
< div class = "line" > < a id = "l01230" name = "l01230" > < / a > < span class = "lineno" > 1230< / span > } < 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 > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i))) {< / div >
< div class = "line" > < a id = "l01231" name = "l01231" > < / a > < span class = "lineno" > 1231< / 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 > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep))) {< / div >
< div class = "line" > < a id = "l01232" name = "l01232" > < / a > < span class = "lineno" > 1232< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_lit = assignment.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i))< / div >
< div class = "line" > < a id = "l01233" name = "l01233" > < / a > < span class = "lineno" > 1233< / span > ? < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep)< / div >
< div class = "line" > < a id = "l01234" name = "l01234" > < / a > < span class = "lineno" > 1234< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a id = "l01235" name = "l01235" > < / a > < span class = "lineno" > 1235< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#afbbbc2f0845a82a5a5cfb3f00a61abe9" > AddUnitClause< / a > (true_lit);< / div >
< div class = "line" > < a id = "l01236" name = "l01236" > < / a > < span class = "lineno" > 1236< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01237" name = "l01237" > < / a > < span class = "lineno" > 1237< / span > drat_proof_handler-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({true_lit});< / div >
< div class = "line" > < a id = "l01238" name = "l01238" > < / a > < span class = "lineno" > 1238< / span > }< / div >
< div class = "line" > < a id = "l01239" name = "l01239" > < / a > < span class = "lineno" > 1239< / span > }< / div >
< div class = "line" > < a id = "l01240" name = "l01240" > < / a > < span class = "lineno" > 1240< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (rep != i) {< / div >
< div class = "line" > < a id = "l01241" name = "l01241" > < / a > < span class = "lineno" > 1241< / span > ++num_equiv;< / div >
< div class = "line" > < a id = "l01242" name = "l01242" > < / a > < span class = "lineno" > 1242< / span > postsolver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a024e94c6e22e2fe747bb4355b52a8eab" > Add< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i), {< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i), < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ()});< / div >
< div class = "line" > < a id = "l01243" name = "l01243" > < / a > < span class = "lineno" > 1243< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01244" name = "l01244" > < / a > < span class = "lineno" > 1244< / span > drat_proof_handler-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > AddClause< / a > ({< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i), < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (rep).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ()});< / div >
< div class = "line" > < a id = "l01245" name = "l01245" > < / a > < span class = "lineno" > 1245< / span > }< / div >
< div class = "line" > < a id = "l01246" name = "l01246" > < / a > < span class = "lineno" > 1246< / span > }< / div >
< div class = "line" > < a id = "l01247" name = "l01247" > < / a > < span class = "lineno" > 1247< / span > }< / div >
< div class = "line" > < a id = "l01248" name = "l01248" > < / a > < span class = "lineno" > 1248< / span > }< / div >
< div class = "line" > < a id = "l01249" name = "l01249" > < / a > < span class = "lineno" > 1249< / span > < / div >
< div class = "line" > < a id = "l01250" name = "l01250" > < / a > < span class = "lineno" > 1250< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_info =< / div >
< div class = "line" > < a id = "l01251" name = "l01251" > < / a > < span class = "lineno" > 1251< / span > solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a1a5e26554d014197de9434d2c39e07e9" > parameters< / a > ().log_search_progress() || < a class = "code hl_define" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a id = "l01252" name = "l01252" > < / a > < span class = "lineno" > 1252< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Probing. fixed " < / span > < < num_already_fixed_vars < < < span class = "stringliteral" > " + " < / span > < / div >
< div class = "line" > < a id = "l01253" name = "l01253" > < / a > < span class = "lineno" > 1253< / span > < < solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a5b06f24fb581de78b321dfd793931439" > LiteralTrail< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > () -< / div >
< div class = "line" > < a id = "l01254" name = "l01254" > < / a > < span class = "lineno" > 1254< / span > num_already_fixed_vars< / div >
< div class = "line" > < a id = "l01255" name = "l01255" > < / a > < span class = "lineno" > 1255< / span > < < < span class = "stringliteral" > " equiv " < / span > < < num_equiv / 2 < < < span class = "stringliteral" > " total " < / span > < / div >
< div class = "line" > < a id = "l01256" name = "l01256" > < / a > < span class = "lineno" > 1256< / span > < < solver-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > () < < < span class = "stringliteral" > " wtime: " < / span > < < timer.< a class = "code hl_function" href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > Get< / a > ();< / div >
< div class = "line" > < a id = "l01257" name = "l01257" > < / a > < span class = "lineno" > 1257< / span > }< / div >
< div class = "line" > < a id = "l01258" name = "l01258" > < / a > < span class = "lineno" > 1258< / span > < / div >
< div class = "line" > < a id = "l01259" name = "l01259" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#ac72c9c226ad6604afc77b5392c60c086" > 1259< / a > < / span > < a class = "code hl_enumeration" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70b" > SatSolver::Status< / a > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ac72c9c226ad6604afc77b5392c60c086" > SolveWithPresolve< / a > (std::unique_ptr< SatSolver> * solver,< / div >
< div class = "line" > < a id = "l01260" name = "l01260" > < / a > < span class = "lineno" > 1260< / 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 > ,< / div >
< div class = "line" > < a id = "l01261" name = "l01261" > < / a > < span class = "lineno" > 1261< / span > std::vector< bool> * solution,< / div >
< div class = "line" > < a id = "l01262" name = "l01262" > < / a > < span class = "lineno" > 1262< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > DratProofHandler< / a > * drat_proof_handler,< / div >
< div class = "line" > < a id = "l01263" name = "l01263" > < / a > < span class = "lineno" > 1263< / span > < a class = "code hl_class" href = "classoperations__research_1_1_solver_logger.html" > SolverLogger< / a > * logger) {< / div >
< div class = "line" > < a id = "l01264" name = "l01264" > < / a > < span class = "lineno" > 1264< / span > < span class = "comment" > // We save the initial parameters.< / span > < / div >
< div class = "line" > < a id = "l01265" name = "l01265" > < / a > < span class = "lineno" > 1265< / span > < span class = "keyword" > const< / span > SatParameters < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > = (*solver)-> parameters();< / div >
< div class = "line" > < a id = "l01266" name = "l01266" > < / a > < span class = "lineno" > 1266< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html" > SatPostsolver< / a > postsolver((*solver)-> NumVariables());< / div >
< div class = "line" > < a id = "l01267" name = "l01267" > < / a > < span class = "lineno" > 1267< / span > < / div >
< div class = "line" > < a id = "l01268" name = "l01268" > < / a > < span class = "lineno" > 1268< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_info = < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > .log_search_progress() || < a class = "code hl_define" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1);< / div >
< div class = "line" > < a id = "l01269" name = "l01269" > < / a > < span class = "lineno" > 1269< / span > < / div >
< div class = "line" > < a id = "l01270" name = "l01270" > < / a > < span class = "lineno" > 1270< / span > < span class = "comment" > // Some problems are formulated in such a way that our SAT heuristics< / span > < / div >
< div class = "line" > < a id = "l01271" name = "l01271" > < / a > < span class = "lineno" > 1271< / span > < span class = "comment" > // simply works without conflict. Get them out of the way first because it< / span > < / div >
< div class = "line" > < a id = "l01272" name = "l01272" > < / a > < span class = "lineno" > 1272< / span > < span class = "comment" > // is possible that the presolve lose this " lucky" ordering. This is in< / span > < / div >
< div class = "line" > < a id = "l01273" name = "l01273" > < / a > < span class = "lineno" > 1273< / span > < span class = "comment" > // particular the case on the SAT14.crafted.complete-xxx-... problems.< / span > < / div >
< div class = "line" > < a id = "l01274" name = "l01274" > < / a > < span class = "lineno" > 1274< / span > {< / div >
< div class = "line" > < a id = "l01275" name = "l01275" > < / a > < span class = "lineno" > 1275< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > = (*solver)-> model();< / div >
< div class = "line" > < a id = "l01276" name = "l01276" > < / a > < span class = "lineno" > 1276< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > dtime = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (1.0, < a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > -> GetDeterministicTimeLeft());< / div >
< div class = "line" > < a id = "l01277" name = "l01277" > < / a > < span class = "lineno" > 1277< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a227161ebe5ee0b44d69f7bd8655a3e49" > LookForTrivialSatSolution< / a > (dtime, < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )) {< / div >
< div class = "line" > < a id = "l01278" name = "l01278" > < / a > < span class = "lineno" > 1278< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " UNSAT during probing." < / span > ;< / div >
< div class = "line" > < a id = "l01279" name = "l01279" > < / a > < span class = "lineno" > 1279< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_enumvalue" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483" > SatSolver::INFEASIBLE< / a > ;< / div >
< div class = "line" > < a id = "l01280" name = "l01280" > < / a > < span class = "lineno" > 1280< / span > }< / div >
< div class = "line" > < a id = "l01281" name = "l01281" > < / a > < span class = "lineno" > 1281< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = (*solver)-> NumVariables();< / div >
< div class = "line" > < a id = "l01282" name = "l01282" > < / a > < span class = "lineno" > 1282< / span > < span class = "keywordflow" > if< / span > ((*solver)-> LiteralTrail().Index() == num_variables) {< / div >
< div class = "line" > < a id = "l01283" name = "l01283" > < / a > < span class = "lineno" > 1283< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Problem solved by trivial heuristic!" < / span > ;< / div >
< div class = "line" > < a id = "l01284" name = "l01284" > < / a > < span class = "lineno" > 1284< / span > solution-> clear();< / div >
< div class = "line" > < a id = "l01285" name = "l01285" > < / a > < span class = "lineno" > 1285< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < (*solver)-> NumVariables(); ++i) {< / div >
< div class = "line" > < a id = "l01286" name = "l01286" > < / a > < span class = "lineno" > 1286< / span > solution-> push_back((*solver)-> Assignment().LiteralIsTrue(< / div >
< div class = "line" > < a id = "l01287" name = "l01287" > < / a > < span class = "lineno" > 1287< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (BooleanVariable(i), < span class = "keyword" > true< / span > )));< / div >
< div class = "line" > < a id = "l01288" name = "l01288" > < / a > < span class = "lineno" > 1288< / span > }< / div >
< div class = "line" > < a id = "l01289" name = "l01289" > < / a > < span class = "lineno" > 1289< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_enumvalue" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba03f919221217f95d21a593a7120165e1" > SatSolver::FEASIBLE< / a > ;< / div >
< div class = "line" > < a id = "l01290" name = "l01290" > < / a > < span class = "lineno" > 1290< / span > }< / div >
< div class = "line" > < a id = "l01291" name = "l01291" > < / a > < span class = "lineno" > 1291< / span > }< / div >
< div class = "line" > < a id = "l01292" name = "l01292" > < / a > < span class = "lineno" > 1292< / span > < / div >
< div class = "line" > < a id = "l01293" name = "l01293" > < / a > < span class = "lineno" > 1293< / span > < span class = "comment" > // We use a new block so the memory used by the presolver can be< / span > < / div >
< div class = "line" > < a id = "l01294" name = "l01294" > < / a > < span class = "lineno" > 1294< / span > < span class = "comment" > // reclaimed as soon as it is no longer needed.< / span > < / div >
< div class = "line" > < a id = "l01295" name = "l01295" > < / a > < span class = "lineno" > 1295< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > max_num_passes = 4;< / div >
< div class = "line" > < a id = "l01296" name = "l01296" > < / a > < span class = "lineno" > 1296< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < max_num_passes & & !< a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > -> < a class = "code hl_function" href = "classoperations__research_1_1_shared_time_limit.html#ad837e6231722ead53bbaf1c6e8f66032" > LimitReached< / a > (); ++i) {< / div >
< div class = "line" > < a id = "l01297" name = "l01297" > < / a > < span class = "lineno" > 1297< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > saved_num_variables = (*solver)-> NumVariables();< / div >
< div class = "line" > < a id = "l01298" name = "l01298" > < / a > < span class = "lineno" > 1298< / span > < / div >
< div class = "line" > < a id = "l01299" name = "l01299" > < / a > < span class = "lineno" > 1299< / span > < span class = "comment" > // Run the new preprocessing code. Note that the probing that it does is< / span > < / div >
< div class = "line" > < a id = "l01300" name = "l01300" > < / a > < span class = "lineno" > 1300< / span > < span class = "comment" > // faster than the ProbeAndFindEquivalentLiteral() call below, but does not< / span > < / div >
< div class = "line" > < a id = "l01301" name = "l01301" > < / a > < span class = "lineno" > 1301< / span > < span class = "comment" > // do equivalence detection as completely, so we still apply the other< / span > < / div >
< div class = "line" > < a id = "l01302" name = "l01302" > < / a > < span class = "lineno" > 1302< / span > < span class = "comment" > // " probing" code afterwards even if it will not fix more literals, but it< / span > < / div >
< div class = "line" > < a id = "l01303" name = "l01303" > < / a > < span class = "lineno" > 1303< / span > < span class = "comment" > // will do one pass of proper equivalence detection.< / span > < / div >
< div class = "line" > < a id = "l01304" name = "l01304" > < / a > < span class = "lineno" > 1304< / span > {< / div >
< div class = "line" > < a id = "l01305" name = "l01305" > < / a > < span class = "lineno" > 1305< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > = (*solver)-> model();< / div >
< div class = "line" > < a id = "l01306" name = "l01306" > < / a > < span class = "lineno" > 1306< / span > < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()-> MergeWithGlobalTimeLimit(< a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > );< / div >
< div class = "line" > < a id = "l01307" name = "l01307" > < / a > < span class = "lineno" > 1307< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > SatPresolveOptions< / a > options;< / div >
< div class = "line" > < a id = "l01308" name = "l01308" > < / a > < span class = "lineno" > 1308< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > log_info< / a > = log_info;< / div >
< div class = "line" > < a id = "l01309" name = "l01309" > < / a > < span class = "lineno" > 1309< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > extract_binary_clauses_in_probing< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01310" name = "l01310" > < / a > < span class = "lineno" > 1310< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > use_transitive_reduction< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01311" name = "l01311" > < / a > < span class = "lineno" > 1311< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > deterministic_time_limit< / a > =< / div >
< div class = "line" > < a id = "l01312" name = "l01312" > < / a > < span class = "lineno" > 1312< / span > < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > .presolve_probing_deterministic_time_limit();< / div >
< div class = "line" > < a id = "l01313" name = "l01313" > < / a > < span class = "lineno" > 1313< / span > < / div >
< div class = "line" > < a id = "l01314" name = "l01314" > < / a > < span class = "lineno" > 1314< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_inprocessing.html" > Inprocessing< / a > > ()-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > PresolveLoop< / a > (options)) {< / div >
< div class = "line" > < a id = "l01315" name = "l01315" > < / a > < span class = "lineno" > 1315< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " UNSAT during probing." < / span > ;< / div >
< div class = "line" > < a id = "l01316" name = "l01316" > < / a > < span class = "lineno" > 1316< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_enumvalue" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483" > SatSolver::INFEASIBLE< / a > ;< / div >
< div class = "line" > < a id = "l01317" name = "l01317" > < / a > < span class = "lineno" > 1317< / span > }< / div >
< div class = "line" > < a id = "l01318" name = "l01318" > < / a > < span class = "lineno" > 1318< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & c : < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > PostsolveClauses< / a > > ()-> < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > ) {< / div >
< div class = "line" > < a id = "l01319" name = "l01319" > < / a > < span class = "lineno" > 1319< / span > postsolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a024e94c6e22e2fe747bb4355b52a8eab" > Add< / a > (c[0], c);< / div >
< div class = "line" > < a id = "l01320" name = "l01320" > < / a > < span class = "lineno" > 1320< / span > }< / div >
< div class = "line" > < a id = "l01321" name = "l01321" > < / a > < span class = "lineno" > 1321< / span > }< / div >
< div class = "line" > < a id = "l01322" name = "l01322" > < / a > < span class = "lineno" > 1322< / span > < / div >
< div class = "line" > < a id = "l01323" name = "l01323" > < / a > < span class = "lineno" > 1323< / span > < span class = "comment" > // Probe + find equivalent literals.< / span > < / div >
< div class = "line" > < a id = "l01324" name = "l01324" > < / a > < span class = "lineno" > 1324< / span > < span class = "comment" > // TODO(user): Use a derived time limit in the probing phase.< / span > < / div >
< div class = "line" > < a id = "l01325" name = "l01325" > < / a > < span class = "lineno" > 1325< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, LiteralIndex> < / a > equiv_map;< / div >
< div class = "line" > < a id = "l01326" name = "l01326" > < / a > < span class = "lineno" > 1326< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ac75d30c113a2b2628f0d77e403467815" > ProbeAndFindEquivalentLiteral< / a > ((*solver).get(), & postsolver,< / div >
< div class = "line" > < a id = "l01327" name = "l01327" > < / a > < span class = "lineno" > 1327< / span > drat_proof_handler, & equiv_map);< / div >
< div class = "line" > < a id = "l01328" name = "l01328" > < / a > < span class = "lineno" > 1328< / span > < span class = "keywordflow" > if< / span > ((*solver)-> IsModelUnsat()) {< / div >
< div class = "line" > < a id = "l01329" name = "l01329" > < / a > < span class = "lineno" > 1329< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " UNSAT during probing." < / span > ;< / div >
< div class = "line" > < a id = "l01330" name = "l01330" > < / a > < span class = "lineno" > 1330< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_enumvalue" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483" > SatSolver::INFEASIBLE< / a > ;< / div >
< div class = "line" > < a id = "l01331" name = "l01331" > < / a > < span class = "lineno" > 1331< / span > }< / div >
< div class = "line" > < a id = "l01332" name = "l01332" > < / a > < span class = "lineno" > 1332< / span > < / div >
< div class = "line" > < a id = "l01333" name = "l01333" > < / a > < span class = "lineno" > 1333< / span > < span class = "comment" > // The rest of the presolve only work on pure SAT problem.< / span > < / div >
< div class = "line" > < a id = "l01334" name = "l01334" > < / a > < span class = "lineno" > 1334< / span > < span class = "keywordflow" > if< / span > (!(*solver)-> ProblemIsPureSat()) {< / div >
< div class = "line" > < a id = "l01335" name = "l01335" > < / a > < span class = "lineno" > 1335< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " The problem is not a pure SAT problem, skipping the SAT " < / span > < / div >
< div class = "line" > < a id = "l01336" name = "l01336" > < / a > < span class = "lineno" > 1336< / span > < span class = "stringliteral" > " specific presolve." < / span > ;< / div >
< div class = "line" > < a id = "l01337" name = "l01337" > < / a > < span class = "lineno" > 1337< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01338" name = "l01338" > < / a > < span class = "lineno" > 1338< / span > }< / div >
< div class = "line" > < a id = "l01339" name = "l01339" > < / a > < span class = "lineno" > 1339< / span > < / div >
< div class = "line" > < a id = "l01340" name = "l01340" > < / a > < span class = "lineno" > 1340< / span > < span class = "comment" > // Register the fixed variables with the postsolver.< / span > < / div >
< div class = "line" > < a id = "l01341" name = "l01341" > < / a > < span class = "lineno" > 1341< / span > < span class = "comment" > // TODO(user): Find a better place for this?< / span > < / div >
< div class = "line" > < a id = "l01342" name = "l01342" > < / a > < span class = "lineno" > 1342< / span > (*solver)-> Backtrack(0);< / div >
< div class = "line" > < a id = "l01343" name = "l01343" > < / a > < span class = "lineno" > 1343< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < (*solver)-> LiteralTrail().< a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > Index< / a > (); ++i) {< / div >
< div class = "line" > < a id = "l01344" name = "l01344" > < / a > < span class = "lineno" > 1344< / span > postsolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a40432775821777983c4df6b4f2a71d92" > FixVariable< / a > ((*solver)-> LiteralTrail()[i]);< / div >
< div class = "line" > < a id = "l01345" name = "l01345" > < / a > < span class = "lineno" > 1345< / span > }< / div >
< div class = "line" > < a id = "l01346" name = "l01346" > < / a > < span class = "lineno" > 1346< / span > < / div >
< div class = "line" > < a id = "l01347" name = "l01347" > < / a > < span class = "lineno" > 1347< / span > < span class = "comment" > // TODO(user): Pass the time_limit to the presolver.< / span > < / div >
< div class = "line" > < a id = "l01348" name = "l01348" > < / a > < span class = "lineno" > 1348< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_presolver.html" > SatPresolver< / a > presolver(& postsolver, logger);< / div >
< div class = "line" > < a id = "l01349" name = "l01349" > < / a > < span class = "lineno" > 1349< / span > presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a687eb5f7ae0e0268094f954adff08d8d" > SetParameters< / a > (< a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > );< / div >
< div class = "line" > < a id = "l01350" name = "l01350" > < / a > < span class = "lineno" > 1350< / span > presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a75f1d17f36330a1c8a96e43fe8805598" > SetDratProofHandler< / a > (drat_proof_handler);< / div >
< div class = "line" > < a id = "l01351" name = "l01351" > < / a > < span class = "lineno" > 1351< / span > presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a3f9bc2c396e3354ce7a6cf09427474a8" > SetEquivalentLiteralMapping< / a > (equiv_map);< / div >
< div class = "line" > < a id = "l01352" name = "l01352" > < / a > < span class = "lineno" > 1352< / span > (*solver)-> ExtractClauses(& presolver);< / div >
< div class = "line" > < a id = "l01353" name = "l01353" > < / a > < span class = "lineno" > 1353< / span > (*solver)-> AdvanceDeterministicTime(< a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > );< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l01354" name = "l01354" > < / a > < span class = "lineno" > 1354< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l01355" name = "l01355" > < / a > < span class = "lineno" > 1355< / span > < span class = "comment" > // Tricky: the model local time limit is updated by the new functions, but< / span > < / div >
< div class = "line" > < a id = "l01356" name = "l01356" > < / a > < span class = "lineno" > 1356< / span > < span class = "comment" > // the old ones update time_limit directly.< / span > < / div >
< div class = "line" > < a id = "l01357" name = "l01357" > < / a > < span class = "lineno" > 1357< / span > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > -> < a class = "code hl_function" href = "classoperations__research_1_1_shared_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > ((*solver)< / div >
< div class = "line" > < a id = "l01358" name = "l01358" > < / a > < span class = "lineno" > 1358< / span > -> < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ()< / div >
< div class = "line" > < a id = "l01359" name = "l01359" > < / a > < span class = "lineno" > 1359< / span > -> GetOrCreate< TimeLimit> ()< / div >
< div class = "line" > < a id = "l01360" name = "l01360" > < / a > < span class = "lineno" > 1360< / span > -> GetElapsedDeterministicTime());< / div >
< div class = "line" > < a id = "l01361" name = "l01361" > < / a > < span class = "lineno" > 1361< / span > < / div >
< div class = "line" > < a id = "l01362" name = "l01362" > < / a > < span class = "lineno" > 1362< / span > (*solver).reset(< span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a id = "l01363" name = "l01363" > < / a > < span class = "lineno" > 1363< / span > std::vector< bool> can_be_removed(presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a9d3beb2afe4ae647674b054bf29290e2" > NumVariables< / a > (), < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l01364" name = "l01364" > < / a > < span class = "lineno" > 1364< / span > < span class = "keywordflow" > if< / span > (!presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a4357280dffaba15fcb7f932afe0aea3f" > Presolve< / a > (can_be_removed)) {< / div >
< div class = "line" > < a id = "l01365" name = "l01365" > < / a > < span class = "lineno" > 1365< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " UNSAT during presolve." < / span > ;< / div >
< div class = "line" > < a id = "l01366" name = "l01366" > < / a > < span class = "lineno" > 1366< / span > < / div >
< div class = "line" > < a id = "l01367" name = "l01367" > < / a > < span class = "lineno" > 1367< / span > < span class = "comment" > // This is just here to reset the SatSolver::Solve() statistics.< / span > < / div >
< div class = "line" > < a id = "l01368" name = "l01368" > < / a > < span class = "lineno" > 1368< / span > (*solver) = absl::make_unique< SatSolver> ();< / div >
< div class = "line" > < a id = "l01369" name = "l01369" > < / a > < span class = "lineno" > 1369< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_enumvalue" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483" > SatSolver::INFEASIBLE< / a > ;< / div >
< div class = "line" > < a id = "l01370" name = "l01370" > < / a > < span class = "lineno" > 1370< / span > }< / div >
< div class = "line" > < a id = "l01371" name = "l01371" > < / a > < span class = "lineno" > 1371< / span > < / div >
< div class = "line" > < a id = "l01372" name = "l01372" > < / a > < span class = "lineno" > 1372< / span > postsolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8155216960c6e1f5d476e1c28b2d34fa" > ApplyMapping< / a > (presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a69b55d318122f02f0fb03fb1c070ab37" > VariableMapping< / a > ());< / div >
< div class = "line" > < a id = "l01373" name = "l01373" > < / a > < span class = "lineno" > 1373< / span > < span class = "keywordflow" > if< / span > (drat_proof_handler != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01374" name = "l01374" > < / a > < span class = "lineno" > 1374< / span > drat_proof_handler-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a8155216960c6e1f5d476e1c28b2d34fa" > ApplyMapping< / a > (presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a69b55d318122f02f0fb03fb1c070ab37" > VariableMapping< / a > ());< / div >
< div class = "line" > < a id = "l01375" name = "l01375" > < / a > < span class = "lineno" > 1375< / span > }< / div >
< div class = "line" > < a id = "l01376" name = "l01376" > < / a > < span class = "lineno" > 1376< / span > < / div >
< div class = "line" > < a id = "l01377" name = "l01377" > < / a > < span class = "lineno" > 1377< / span > < span class = "comment" > // Load the presolved problem in a new solver.< / span > < / div >
< div class = "line" > < a id = "l01378" name = "l01378" > < / a > < span class = "lineno" > 1378< / span > (*solver) = absl::make_unique< SatSolver> ();< / div >
< div class = "line" > < a id = "l01379" name = "l01379" > < / a > < span class = "lineno" > 1379< / span > (*solver)-> SetDratProofHandler(drat_proof_handler);< / div >
< div class = "line" > < a id = "l01380" name = "l01380" > < / a > < span class = "lineno" > 1380< / span > (*solver)-> SetParameters(< a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > );< / div >
< div class = "line" > < a id = "l01381" name = "l01381" > < / a > < span class = "lineno" > 1381< / span > presolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a11c34313bd8d2e6ac75054fd4bc51a8a" > LoadProblemIntoSatSolver< / a > ((*solver).get());< / div >
< div class = "line" > < a id = "l01382" name = "l01382" > < / a > < span class = "lineno" > 1382< / span > < / div >
< div class = "line" > < a id = "l01383" name = "l01383" > < / a > < span class = "lineno" > 1383< / span > < span class = "comment" > // Stop if a fixed point has been reached.< / span > < / div >
< div class = "line" > < a id = "l01384" name = "l01384" > < / a > < span class = "lineno" > 1384< / span > < span class = "keywordflow" > if< / span > ((*solver)-> NumVariables() == saved_num_variables) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01385" name = "l01385" > < / a > < span class = "lineno" > 1385< / span > }< / div >
< div class = "line" > < a id = "l01386" name = "l01386" > < / a > < span class = "lineno" > 1386< / span > < / div >
< div class = "line" > < a id = "l01387" name = "l01387" > < / a > < span class = "lineno" > 1387< / span > < span class = "comment" > // Before solving, we use the new probing code that adds all new binary< / span > < / div >
< div class = "line" > < a id = "l01388" name = "l01388" > < / a > < span class = "lineno" > 1388< / span > < span class = "comment" > // implication it can find to the binary implication graph. This gives good< / span > < / div >
< div class = "line" > < a id = "l01389" name = "l01389" > < / a > < span class = "lineno" > 1389< / span > < span class = "comment" > // benefits. Note that we currently do not do it before presolve because then< / span > < / div >
< div class = "line" > < a id = "l01390" name = "l01390" > < / a > < span class = "lineno" > 1390< / span > < span class = "comment" > // the current presolve code does not work too well with the potential huge< / span > < / div >
< div class = "line" > < a id = "l01391" name = "l01391" > < / a > < span class = "lineno" > 1391< / span > < span class = "comment" > // number of binary clauses added.< / span > < / div >
< div class = "line" > < a id = "l01392" name = "l01392" > < / a > < span class = "lineno" > 1392< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01393" name = "l01393" > < / a > < span class = "lineno" > 1393< / span > < span class = "comment" > // TODO(user): Revisit the situation when we simplify better all the clauses< / span > < / div >
< div class = "line" > < a id = "l01394" name = "l01394" > < / a > < span class = "lineno" > 1394< / span > < span class = "comment" > // using binary ones. Or if/when we support at most one better in pure SAT< / span > < / div >
< div class = "line" > < a id = "l01395" name = "l01395" > < / a > < span class = "lineno" > 1395< / span > < span class = "comment" > // solving and presolve.< / span > < / div >
< div class = "line" > < a id = "l01396" name = "l01396" > < / a > < span class = "lineno" > 1396< / span > {< / div >
< div class = "line" > < a id = "l01397" name = "l01397" > < / a > < span class = "lineno" > 1397< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > = (*solver)-> model();< / div >
< div class = "line" > < a id = "l01398" name = "l01398" > < / a > < span class = "lineno" > 1398< / span > < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()-> MergeWithGlobalTimeLimit(< a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > );< / div >
< div class = "line" > < a id = "l01399" name = "l01399" > < / a > < span class = "lineno" > 1399< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > SatPresolveOptions< / a > options;< / div >
< div class = "line" > < a id = "l01400" name = "l01400" > < / a > < span class = "lineno" > 1400< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > log_info< / a > = log_info;< / div >
< div class = "line" > < a id = "l01401" name = "l01401" > < / a > < span class = "lineno" > 1401< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > use_transitive_reduction< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01402" name = "l01402" > < / a > < span class = "lineno" > 1402< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > extract_binary_clauses_in_probing< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01403" name = "l01403" > < / a > < span class = "lineno" > 1403< / span > options.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > deterministic_time_limit< / a > =< / div >
< div class = "line" > < a id = "l01404" name = "l01404" > < / a > < span class = "lineno" > 1404< / span > < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ()< / div >
< div class = "line" > < a id = "l01405" name = "l01405" > < / a > < span class = "lineno" > 1405< / span > -> presolve_probing_deterministic_time_limit();< / div >
< div class = "line" > < a id = "l01406" name = "l01406" > < / a > < span class = "lineno" > 1406< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_inprocessing.html" > Inprocessing< / a > > ()-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > PresolveLoop< / a > (options)) {< / div >
< div class = "line" > < a id = "l01407" name = "l01407" > < / a > < span class = "lineno" > 1407< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_enumvalue" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483" > SatSolver::INFEASIBLE< / a > ;< / div >
< div class = "line" > < a id = "l01408" name = "l01408" > < / a > < span class = "lineno" > 1408< / span > }< / div >
< div class = "line" > < a id = "l01409" name = "l01409" > < / a > < span class = "lineno" > 1409< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & c : < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > PostsolveClauses< / a > > ()-> < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > ) {< / div >
< div class = "line" > < a id = "l01410" name = "l01410" > < / a > < span class = "lineno" > 1410< / span > postsolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a024e94c6e22e2fe747bb4355b52a8eab" > Add< / a > (c[0], c);< / div >
< div class = "line" > < a id = "l01411" name = "l01411" > < / a > < span class = "lineno" > 1411< / span > }< / div >
< div class = "line" > < a id = "l01412" name = "l01412" > < / a > < span class = "lineno" > 1412< / span > }< / div >
< div class = "line" > < a id = "l01413" name = "l01413" > < / a > < span class = "lineno" > 1413< / span > < / div >
< div class = "line" > < a id = "l01414" name = "l01414" > < / a > < span class = "lineno" > 1414< / span > < span class = "comment" > // Solve.< / span > < / div >
< div class = "line" > < a id = "l01415" name = "l01415" > < / a > < span class = "lineno" > 1415< / span > < span class = "keyword" > const< / span > < a class = "code hl_enumeration" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70b" > SatSolver::Status< / a > result = (*solver)-> SolveWithTimeLimit(< a class = "code hl_variable" href = "cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21" > time_limit< / a > );< / div >
< div class = "line" > < a id = "l01416" name = "l01416" > < / a > < span class = "lineno" > 1416< / span > < span class = "keywordflow" > if< / span > (result == < a class = "code hl_enumvalue" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba03f919221217f95d21a593a7120165e1" > SatSolver::FEASIBLE< / a > ) {< / div >
< div class = "line" > < a id = "l01417" name = "l01417" > < / a > < span class = "lineno" > 1417< / span > *solution = postsolver.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#ac6f385a340d67f08c9f3d8e686ebf571" > ExtractAndPostsolveSolution< / a > (**solver);< / div >
< div class = "line" > < a id = "l01418" name = "l01418" > < / a > < span class = "lineno" > 1418< / span > }< / div >
< div class = "line" > < a id = "l01419" name = "l01419" > < / a > < span class = "lineno" > 1419< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l01420" name = "l01420" > < / a > < span class = "lineno" > 1420< / span > }< / div >
< div class = "line" > < a id = "l01421" name = "l01421" > < / a > < span class = "lineno" > 1421< / span > < / div >
< div class = "line" > < a id = "l01422" name = "l01422" > < / a > < span class = "lineno" > 1422< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l01423" name = "l01423" > < / a > < span class = "lineno" > 1423< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aadjustable__priority__queue-inl_8h_html" > < div class = "ttname" > < a href = "adjustable__priority__queue-inl_8h.html" > adjustable_priority_queue-inl.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aadjustable__priority__queue_8h_html" > < div class = "ttname" > < a href = "adjustable__priority__queue_8h.html" > adjustable_priority_queue.h< / a > < / div > < / 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 >
< div class = "ttc" id = "aalldiff__cst_8cc_html_ad10edae0a852d72fb76afb1c77735045" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > min< / a > < / div > < div class = "ttdeci" > int64_t min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00139" > alldiff_cst.cc:139< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a09f7d88282cf92c9f231270ac113e5c6" > < div class = "ttname" > < a href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > < / div > < div class = "ttdeci" > #define LOG_IF(severity, condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00479" > base/logging.h:479< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a46e69120fbd3b36e6960e096d23b66f0" > < div class = "ttname" > < a href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > < / div > < div class = "ttdeci" > #define DCHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00892" > base/logging.h:892< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295" > < div class = "ttname" > < a href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > < / div > < div class = "ttdeci" > #define DCHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00895" > base/logging.h:895< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab4f56aa24c4c9cddc47a6abd2d747f9a" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > < / div > < div class = "ttdeci" > #define DCHECK_GT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00896" > base/logging.h:896< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab62f5ed8f2d48e29802be0cbbcd1359a" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > < / div > < div class = "ttdeci" > #define DCHECK_LT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00894" > base/logging.h:894< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > < / div > < div class = "ttdeci" > #define DCHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#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 >
< div class = "ttc" id = "abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927" > < div class = "ttname" > < a href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > < / div > < div class = "ttdeci" > #define VLOG(verboselevel)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00984" > base/logging.h:984< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclass_adjustable_priority_queue_html_a24926108b770033792d015cb86aeffb3" > < div class = "ttname" > < a href = "class_adjustable_priority_queue.html#a24926108b770033792d015cb86aeffb3" > AdjustablePriorityQueue::Size< / a > < / div > < div class = "ttdeci" > int Size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adjustable__priority__queue_8h_source.html#l00119" > adjustable_priority_queue.h:119< / a > < / div > < / div >
< div class = "ttc" id = "aclass_adjustable_priority_queue_html_a503e1bfef34fc7acf03340ddd74b5872" > < div class = "ttname" > < a href = "class_adjustable_priority_queue.html#a503e1bfef34fc7acf03340ddd74b5872" > AdjustablePriorityQueue::Top< / a > < / div > < div class = "ttdeci" > T * Top()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adjustable__priority__queue_8h_source.html#l00087" > adjustable_priority_queue.h:87< / a > < / div > < / div >
< div class = "ttc" id = "aclass_adjustable_priority_queue_html_a506169056c5f470fabdf77aa1934a5a3" > < div class = "ttname" > < a href = "class_adjustable_priority_queue.html#a506169056c5f470fabdf77aa1934a5a3" > AdjustablePriorityQueue::NoteChangedPriority< / a > < / div > < div class = "ttdeci" > void NoteChangedPriority(T *val)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adjustable__priority__queue_8h_source.html#l00074" > adjustable_priority_queue.h:74< / a > < / div > < / div >
< div class = "ttc" id = "aclass_adjustable_priority_queue_html_a701a584ce72cccbcce9cb0656b6c898b" > < div class = "ttname" > < a href = "class_adjustable_priority_queue.html#a701a584ce72cccbcce9cb0656b6c898b" > AdjustablePriorityQueue::Pop< / a > < / div > < div class = "ttdeci" > void Pop()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adjustable__priority__queue_8h_source.html#l00117" > adjustable_priority_queue.h:117< / a > < / div > < / div >
< div class = "ttc" id = "aclass_adjustable_priority_queue_html_a7d1005d75f40525f91a2acb84348bc3c" > < div class = "ttname" > < a href = "class_adjustable_priority_queue.html#a7d1005d75f40525f91a2acb84348bc3c" > AdjustablePriorityQueue::Contains< / a > < / div > < div class = "ttdeci" > bool Contains(const T *val) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adjustable__priority__queue_8h_source.html#l00069" > adjustable_priority_queue.h:69< / a > < / div > < / div >
< div class = "ttc" id = "aclass_adjustable_priority_queue_html_aa71d36872f416feaa853788a7a7a7ef8" > < div class = "ttname" > < a href = "class_adjustable_priority_queue.html#aa71d36872f416feaa853788a7a7a7ef8" > AdjustablePriorityQueue::Clear< / a > < / div > < div class = "ttdeci" > void Clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adjustable__priority__queue_8h_source.html#l00129" > adjustable_priority_queue.h:129< / a > < / div > < / div >
< div class = "ttc" id = "aclass_adjustable_priority_queue_html_ac312fa979ea8afd5deabd6b581b3bb1f" > < div class = "ttname" > < a href = "class_adjustable_priority_queue.html#ac312fa979ea8afd5deabd6b581b3bb1f" > AdjustablePriorityQueue::Add< / a > < / div > < div class = "ttdeci" > void Add(T *val)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adjustable__priority__queue_8h_source.html#l00049" > adjustable_priority_queue.h:49< / a > < / div > < / div >
< div class = "ttc" id = "aclass_wall_timer_html" > < div class = "ttname" > < a href = "class_wall_timer.html" > WallTimer< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "timer_8h_source.html#l00023" > timer.h:23< / a > < / div > < / div >
< div class = "ttc" id = "aclass_wall_timer_html_a07aaf1227e4d645f15e0a964f54ef291" > < div class = "ttname" > < a href = "class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291" > WallTimer::Start< / a > < / div > < div class = "ttdeci" > void Start()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "timer_8h_source.html#l00031" > timer.h:31< / a > < / div > < / div >
< div class = "ttc" id = "aclass_wall_timer_html_aec56fe080959ecebec3feaed9dafde84" > < div class = "ttname" > < a href = "class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84" > WallTimer::Get< / a > < / div > < div class = "ttdeci" > double Get() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "timer_8h_source.html#l00045" > timer.h:45< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable > < / 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_acad38d52497a975bfb6f2f6acd76631f" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#acad38d52497a975bfb6f2f6acd76631f" > absl::StrongVector::end< / a > < / div > < div class = "ttdeci" > iterator end()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00140" > strong_vector.h:140< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_ad69bd11391be1a1dba5c8202259664f8" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#ad69bd11391be1a1dba5c8202259664f8" > absl::StrongVector::begin< / a > < / div > < div class = "ttdeci" > iterator begin()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00138" > strong_vector.h:138< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_merging_partition_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_merging_partition.html" > operations_research::MergingPartition< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dynamic__partition_8h_source.html#l00204" > dynamic_partition.h:204< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_merging_partition_html_a612bd8d97219124a8d6fbac721bcdbc6" > < div class = "ttname" > < a href = "classoperations__research_1_1_merging_partition.html#a612bd8d97219124a8d6fbac721bcdbc6" > operations_research::MergingPartition::MergePartsOf< / a > < / div > < div class = "ttdeci" > int MergePartsOf(int node1, int node2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dynamic__partition_8cc_source.html#l00214" > dynamic_partition.cc:214< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_merging_partition_html_ac64dbed5d9196b941f3f53862f77309d" > < div class = "ttname" > < a href = "classoperations__research_1_1_merging_partition.html#ac64dbed5d9196b941f3f53862f77309d" > operations_research::MergingPartition::GetRootAndCompressPath< / a > < / div > < div class = "ttdeci" > int GetRootAndCompressPath(int node)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dynamic__partition_8cc_source.html#l00238" > dynamic_partition.cc:238< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_shared_time_limit_html_ad837e6231722ead53bbaf1c6e8f66032" > < div class = "ttname" > < a href = "classoperations__research_1_1_shared_time_limit.html#ad837e6231722ead53bbaf1c6e8f66032" > operations_research::SharedTimeLimit::LimitReached< / a > < / div > < div class = "ttdeci" > bool LimitReached() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00370" > time_limit.h:370< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_shared_time_limit_html_af90cfd1fc238433fc303ee28c5914eb9" > < div class = "ttname" > < a href = "classoperations__research_1_1_shared_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > operations_research::SharedTimeLimit::AdvanceDeterministicTime< / a > < / div > < div class = "ttdeci" > void AdvanceDeterministicTime(double deterministic_duration)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00387" > time_limit.h:387< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_solver_logger_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_solver_logger.html" > operations_research::SolverLogger< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "util_2logging_8h_source.html#l00033" > util/logging.h:33< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_solver_logger_html_a9492cb97f5ec0ecbce0b5ef1b085738b" > < div class = "ttname" > < a href = "classoperations__research_1_1_solver_logger.html#a9492cb97f5ec0ecbce0b5ef1b085738b" > operations_research::SolverLogger::LoggingIsEnabled< / a > < / div > < div class = "ttdeci" > bool LoggingIsEnabled() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "util_2logging_8h_source.html#l00042" > util/logging.h:42< / 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_1_time_limit_html_a810d5f7aaf80cc09cf5a094e20c1aaca" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > operations_research::TimeLimit::LimitReached< / a > < / div > < div class = "ttdeci" > bool LimitReached()< / div > < div class = "ttdoc" > Returns true when the external limit is true, or the deterministic time is over the deterministic lim...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00546" > time_limit.h:546< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > operations_research::sat::DratProofHandler< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8h_source.html#l00043" > drat_proof_handler.h:43< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html_a18349231154d0f5eaee94fe213f347e6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a18349231154d0f5eaee94fe213f347e6" > operations_research::sat::DratProofHandler::DeleteClause< / a > < / div > < div class = "ttdeci" > void DeleteClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8cc_source.html#l00093" > drat_proof_handler.cc:93< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html_a8155216960c6e1f5d476e1c28b2d34fa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a8155216960c6e1f5d476e1c28b2d34fa" > operations_research::sat::DratProofHandler::ApplyMapping< / a > < / div > < div class = "ttdeci" > void ApplyMapping(const absl::StrongVector< BooleanVariable, BooleanVariable > & mapping)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8cc_source.html#l00049" > drat_proof_handler.cc:49< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html_a98bacf41c50979896b4a5f5e41fb0ccf" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#a98bacf41c50979896b4a5f5e41fb0ccf" > operations_research::sat::DratProofHandler::AddClause< / a > < / div > < div class = "ttdeci" > void AddClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8cc_source.html#l00083" > drat_proof_handler.cc:83< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html_af78b6dc2106ca6744f8d69cf5a70dfa4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html#af78b6dc2106ca6744f8d69cf5a70dfa4" > operations_research::sat::DratProofHandler::AddOneVariable< / a > < / div > < div class = "ttdeci" > void AddOneVariable()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8cc_source.html#l00073" > drat_proof_handler.cc:73< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html" > operations_research::sat::Inprocessing< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00096" > sat_inprocessing.h:96< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a33abe26c0696a328c36dd0aa9f0b0f00" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > operations_research::sat::Inprocessing::PresolveLoop< / a > < / div > < div class = "ttdeci" > bool PresolveLoop(SatPresolveOptions options)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00063" > sat_inprocessing.cc:63< / 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_a239e1315c4e975a35537790ba0d913a7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a239e1315c4e975a35537790ba0d913a7" > operations_research::sat::Literal::NegatedIndex< / a > < / div > < div class = "ttdeci" > LiteralIndex NegatedIndex() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00088" > sat_base.h:88< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a4a11c7c4d7706c09de5e18707c3b5c62" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > operations_research::sat::Literal::Index< / a > < / div > < div class = "ttdeci" > LiteralIndex Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00087" > sat_base.h:87< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a6a5dcff82096cd7a7147bf996dbaa5a8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a6a5dcff82096cd7a7147bf996dbaa5a8" > operations_research::sat::Literal::Variable< / a > < / div > < div class = "ttdeci" > BooleanVariable Variable() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00083" > sat_base.h:83< / 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_literal_html_ab76ca9049d6f3f1948d7120a98765107" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#ab76ca9049d6f3f1948d7120a98765107" > operations_research::sat::Literal::IsPositive< / a > < / div > < div class = "ttdeci" > bool IsPositive() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00084" > sat_base.h:84< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html" > operations_research::sat::Model< / a > < / div > < div class = "ttdoc" > Class that owns everything related to a particular optimization model.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00042" > sat/model.h:42< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_propagation_graph_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_propagation_graph.html" > operations_research::sat::PropagationGraph< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l01095" > simplification.cc:1095< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_propagation_graph_html_aa8e510dd46f45d2929fbdab8400197a8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_propagation_graph.html#aa8e510dd46f45d2929fbdab8400197a8" > operations_research::sat::PropagationGraph::operator[]< / a > < / div > < div class = "ttdeci" > const std::vector< int32_t > & operator[](int32_t index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l01105" > simplification.cc:1105< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_propagation_graph_html_ac481d486ad0e802f0dc6d891cd07a4a7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_propagation_graph.html#ac481d486ad0e802f0dc6d891cd07a4a7" > operations_research::sat::PropagationGraph::PropagationGraph< / a > < / div > < div class = "ttdeci" > PropagationGraph(double deterministic_time_limit, SatSolver *solver)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l01097" > simplification.cc:1097< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_postsolver_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_postsolver.html" > operations_research::sat::SatPostsolver< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8h_source.html#l00050" > simplification.h:50< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_postsolver_html_a024e94c6e22e2fe747bb4355b52a8eab" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a024e94c6e22e2fe747bb4355b52a8eab" > operations_research::sat::SatPostsolver::Add< / a > < / div > < div class = "ttdeci" > void Add(Literal x, const absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00059" > simplification.cc:59< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_postsolver_html_a3b174af81ff48a2cf33d23179125b356" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a3b174af81ff48a2cf33d23179125b356" > operations_research::sat::SatPostsolver::SatPostsolver< / a > < / div > < div class = "ttdeci" > SatPostsolver(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00050" > simplification.cc:50< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_postsolver_html_a40432775821777983c4df6b4f2a71d92" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a40432775821777983c4df6b4f2a71d92" > operations_research::sat::SatPostsolver::FixVariable< / a > < / div > < div class = "ttdeci" > void FixVariable(Literal x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00069" > simplification.cc:69< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_postsolver_html_a8155216960c6e1f5d476e1c28b2d34fa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8155216960c6e1f5d476e1c28b2d34fa" > operations_research::sat::SatPostsolver::ApplyMapping< / a > < / div > < div class = "ttdeci" > void ApplyMapping(const absl::StrongVector< BooleanVariable, BooleanVariable > & mapping)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00074" > simplification.cc:74< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_postsolver_html_a8995563af871eb8c2b05bf99bd89344a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#a8995563af871eb8c2b05bf99bd89344a" > operations_research::sat::SatPostsolver::PostsolveSolution< / a > < / div > < div class = "ttdeci" > std::vector< bool > PostsolveSolution(const std::vector< bool > & solution)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00152" > simplification.cc:152< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_postsolver_html_ac6f385a340d67f08c9f3d8e686ebf571" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_postsolver.html#ac6f385a340d67f08c9f3d8e686ebf571" > operations_research::sat::SatPostsolver::ExtractAndPostsolveSolution< / a > < / div > < div class = "ttdeci" > std::vector< bool > ExtractAndPostsolveSolution(const SatSolver & solver)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00141" > simplification.cc:141< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html" > operations_research::sat::SatPresolver< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8h_source.html#l00146" > simplification.h:146< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a0b58ef3a397720b272662f8bc45585cb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a0b58ef3a397720b272662f8bc45585cb" > operations_research::sat::SatPresolver::SetNumVariables< / a > < / div > < div class = "ttdeci" > void SetNumVariables(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00228" > simplification.cc:228< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a11c34313bd8d2e6ac75054fd4bc51a8a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a11c34313bd8d2e6ac75054fd4bc51a8a" > operations_research::sat::SatPresolver::LoadProblemIntoSatSolver< / a > < / div > < div class = "ttdeci" > void LoadProblemIntoSatSolver(SatSolver *solver)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00273" > simplification.cc:273< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a26fc07b3630b79be6914e6387b63a073" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a26fc07b3630b79be6914e6387b63a073" > operations_research::sat::SatPresolver::AddBinaryClause< / a > < / div > < div class = "ttdeci" > void AddBinaryClause(Literal a, Literal b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00171" > simplification.cc:171< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a3f9bc2c396e3354ce7a6cf09427474a8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a3f9bc2c396e3354ce7a6cf09427474a8" > operations_research::sat::SatPresolver::SetEquivalentLiteralMapping< / a > < / div > < div class = "ttdeci" > void SetEquivalentLiteralMapping(const absl::StrongVector< LiteralIndex, LiteralIndex > & mapping)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8h_source.html#l00162" > simplification.h:162< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a4357280dffaba15fcb7f932afe0aea3f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a4357280dffaba15fcb7f932afe0aea3f" > operations_research::sat::SatPresolver::Presolve< / a > < / div > < div class = "ttdeci" > bool Presolve()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00331" > simplification.cc:331< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a5ddcb2924990b8dbcf375f7c19846218" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a5ddcb2924990b8dbcf375f7c19846218" > operations_research::sat::SatPresolver::PresolveWithBva< / a > < / div > < div class = "ttdeci" > void PresolveWithBva()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00385" > simplification.cc:385< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a687eb5f7ae0e0268094f954adff08d8d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a687eb5f7ae0e0268094f954adff08d8d" > operations_research::sat::SatPresolver::SetParameters< / a > < / div > < div class = "ttdeci" > void SetParameters(const SatParameters & params)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8h_source.html#l00157" > simplification.h:157< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a69b55d318122f02f0fb03fb1c070ab37" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a69b55d318122f02f0fb03fb1c070ab37" > operations_research::sat::SatPresolver::VariableMapping< / a > < / div > < div class = "ttdeci" > absl::StrongVector< BooleanVariable, BooleanVariable > VariableMapping() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00258" > simplification.cc:258< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a75f1d17f36330a1c8a96e43fe8805598" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a75f1d17f36330a1c8a96e43fe8805598" > operations_research::sat::SatPresolver::SetDratProofHandler< / a > < / div > < div class = "ttdeci" > void SetDratProofHandler(DratProofHandler *drat_proof_handler)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8h_source.html#l00225" > simplification.h:225< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a7ee10d17bc38aefeba27eb35d597d3d7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a7ee10d17bc38aefeba27eb35d597d3d7" > operations_research::sat::SatPresolver::ClauseIndex< / a > < / div > < div class = "ttdeci" > int32_t ClauseIndex< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8h_source.html#l00149" > simplification.h:149< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a98bacf41c50979896b4a5f5e41fb0ccf" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a98bacf41c50979896b4a5f5e41fb0ccf" > operations_research::sat::SatPresolver::AddClause< / a > < / div > < div class = "ttdeci" > void AddClause(absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00173" > simplification.cc:173< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_a9d3beb2afe4ae647674b054bf29290e2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#a9d3beb2afe4ae647674b054bf29290e2" > operations_research::sat::SatPresolver::NumVariables< / a > < / div > < div class = "ttdeci" > int NumVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8h_source.html#l00192" > simplification.h:192< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_ac36d4cd02bbf1501a134d61fc510ad68" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ac36d4cd02bbf1501a134d61fc510ad68" > operations_research::sat::SatPresolver::ProcessClauseToSimplifyOthers< / a > < / div > < div class = "ttdeci" > bool ProcessClauseToSimplifyOthers(ClauseIndex clause_index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00637" > simplification.cc:637< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_presolver_html_ae39cbe1919d9200f3f41cf96b7eee703" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_presolver.html#ae39cbe1919d9200f3f41cf96b7eee703" > operations_research::sat::SatPresolver::CrossProduct< / a > < / div > < div class = "ttdeci" > bool CrossProduct(Literal x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00713" > simplification.cc:713< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html" > operations_research::sat::SatSolver< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00061" > sat_solver.h:61< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a0b58ef3a397720b272662f8bc45585cb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a0b58ef3a397720b272662f8bc45585cb" > operations_research::sat::SatSolver::SetNumVariables< / a > < / div > < div class = "ttdeci" > void SetNumVariables(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00085" > sat_solver.cc:85< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a1a5e26554d014197de9434d2c39e07e9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a1a5e26554d014197de9434d2c39e07e9" > operations_research::sat::SatSolver::parameters< / a > < / div > < div class = "ttdeci" > const SatParameters & parameters() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00131" > sat_solver.cc:131< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a4793952607a98dfddfbcc17abfabbb4b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a4793952607a98dfddfbcc17abfabbb4b" > operations_research::sat::SatSolver::Assignment< / a > < / div > < div class = "ttdeci" > const VariablesAssignment & Assignment() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00378" > sat_solver.h:378< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a5b06f24fb581de78b321dfd793931439" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a5b06f24fb581de78b321dfd793931439" > operations_research::sat::SatSolver::LiteralTrail< / a > < / div > < div class = "ttdeci" > const Trail & LiteralTrail() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00377" > sat_solver.h:377< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a67a0db04d321a74b7e7fcfd3f1a3f70b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70b" > operations_research::sat::SatSolver::Status< / a > < / div > < div class = "ttdeci" > Status< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00183" > sat_solver.h:183< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba03f919221217f95d21a593a7120165e1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba03f919221217f95d21a593a7120165e1" > operations_research::sat::SatSolver::FEASIBLE< / a > < / div > < div class = "ttdeci" > @ FEASIBLE< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00186" > sat_solver.h:186< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483" > operations_research::sat::SatSolver::INFEASIBLE< / a > < / div > < div class = "ttdeci" > @ INFEASIBLE< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00185" > sat_solver.h:185< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a9ae69b015a43c1a94e8815ab0dd8189c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9ae69b015a43c1a94e8815ab0dd8189c" > operations_research::sat::SatSolver::EnqueueDecisionAndBackjumpOnConflict< / a > < / div > < div class = "ttdeci" > int EnqueueDecisionAndBackjumpOnConflict(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00536" > sat_solver.cc:536< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a9d3beb2afe4ae647674b054bf29290e2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2" > operations_research::sat::SatSolver::NumVariables< / a > < / div > < div class = "ttdeci" > int NumVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00086" > sat_solver.h:86< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_ac035378cea0ed7b0978105547402faa8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#ac035378cea0ed7b0978105547402faa8" > operations_research::sat::SatSolver::Backtrack< / a > < / div > < div class = "ttdeci" > void Backtrack(int target_level)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00991" > sat_solver.cc:991< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_ad63c4461a1384629cb99413c6df8b9ca" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad63c4461a1384629cb99413c6df8b9ca" > operations_research::sat::SatSolver::CurrentDecisionLevel< / a > < / div > < div class = "ttdeci" > int CurrentDecisionLevel() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00376" > sat_solver.h:376< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_ae525d235b02bcfc962d845e28f5f0125" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#ae525d235b02bcfc962d845e28f5f0125" > operations_research::sat::SatSolver::deterministic_time< / a > < / div > < div class = "ttdeci" > double deterministic_time() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00113" > sat_solver.cc:113< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_af67fe279478772a6d1492a7f673bda5d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#af67fe279478772a6d1492a7f673bda5d" > operations_research::sat::SatSolver::AddProblemClause< / a > < / div > < div class = "ttdeci" > bool AddProblemClause(absl::Span< const Literal > literals)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00202" > sat_solver.cc:202< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_afbbbc2f0845a82a5a5cfb3f00a61abe9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#afbbbc2f0845a82a5a5cfb3f00a61abe9" > operations_research::sat::SatSolver::AddUnitClause< / a > < / div > < div class = "ttdeci" > bool AddUnitClause(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00185" > sat_solver.cc:185< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a8ef12397d1682615bc3108c397734179" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > operations_research::sat::Trail::Index< / a > < / div > < div class = "ttdeci" > int Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00381" > sat_base.h:381< / 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_a49e751eb6f0e9babd957889bb8e7472d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a49e751eb6f0e9babd957889bb8e7472d" > operations_research::sat::VariablesAssignment::VariableIsAssigned< / a > < / div > < div class = "ttdeci" > bool VariableIsAssigned(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00161" > sat_base.h:161< / 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_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 >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_a9293e4d29cac928301645070dd307683" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > < / div > < div class = "ttdeci" > int64_t b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00047" > constraint_solver/table.cc:47< / a > < / div > < / div >
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_acb18315d548212835cd8ed4287e6c0b6" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > < / div > < div class = "ttdeci" > int64_t a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00046" > constraint_solver/table.cc:46< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219" > < div class = "ttname" > < a href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > < / div > < div class = "ttdeci" > SatParameters parameters< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__fz__solver_8cc_source.html#l00119" > cp_model_fz_solver.cc:119< / 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 >
< div class = "ttc" id = "adrat__proof__handler_8h_html" > < div class = "ttname" > < a href = "drat__proof__handler_8h.html" > drat_proof_handler.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "adynamic__partition_8h_html" > < div class = "ttname" > < a href = "dynamic__partition_8h.html" > dynamic_partition.h< / a > < / div > < / div >
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01874" > expr_array.cc:1874< / a > < / div > < / div >
< div class = "ttc" id = "agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > < / div > < div class = "ttdeci" > GRBmodel * model< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00274" > gurobi_interface.cc:274< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "alocal__search_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0" > < div class = "ttname" > < a href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > < / div > < div class = "ttdeci" > int index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "local__search_8cc_source.html#l02750" > local_search.cc:2750< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "amacros_8h_html" > < div class = "ttname" > < a href = "macros_8h.html" > macros.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespacegtl_html_a82eb98ee939aaa7b64a85fa63453689e" > < div class = "ttname" > < a href = "namespacegtl.html#a82eb98ee939aaa7b64a85fa63453689e" > gtl::STLEraseAllFromSequence< / a > < / div > < div class = "ttdeci" > void STLEraseAllFromSequence(T *v, const E & e)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stl__util_8h_source.html#l00093" > stl_util.h:93< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a92a0e7b0e74024284adc849a4499940f" > < div class = "ttname" > < a href = "namespacegtl.html#a92a0e7b0e74024284adc849a4499940f" > gtl::STLClearObject< / a > < / div > < div class = "ttdeci" > void STLClearObject(T *obj)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stl__util_8h_source.html#l00123" > stl_util.h:123< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ac89c7b45754e9a6bdabc08bea586fc4e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ac89c7b45754e9a6bdabc08bea586fc4e" > operations_research::glop::Index< / a > < / div > < div class = "ttdeci" > int32_t Index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00038" > lp_types.h:38< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1math__opt_html_a5de89a1f6e3f80a49a0d76136d8044e2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > operations_research::math_opt::swap< / a > < / div > < div class = "ttdeci" > void swap(IdMap< K, V > & a, IdMap< K, V > & b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "id__map_8h_source.html#l00262" > id_map.h:262< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a227161ebe5ee0b44d69f7bd8655a3e49" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a227161ebe5ee0b44d69f7bd8655a3e49" > operations_research::sat::LookForTrivialSatSolution< / a > < / div > < div class = "ttdeci" > bool LookForTrivialSatSolution(double deterministic_time_limit, Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "probing_8cc_source.html#l00290" > probing.cc:290< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2bf59c05d95db86f40a3d1577429683b" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2bf59c05d95db86f40a3d1577429683b" > operations_research::sat::ComputeResolvantSize< / a > < / div > < div class = "ttdeci" > int ComputeResolvantSize(Literal x, const std::vector< Literal > & a, const std::vector< Literal > & b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l01060" > simplification.cc:1060< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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_a7cc19650ad546aee24b7abe12910437c" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a7cc19650ad546aee24b7abe12910437c" > operations_research::sat::DifferAtGivenLiteral< / a > < / div > < div class = "ttdeci" > LiteralIndex DifferAtGivenLiteral(const std::vector< Literal > & a, const std::vector< Literal > & b, Literal l)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00991" > simplification.cc:991< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a8f1123fdce4adb44ee8a87b2046ab71d" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a8f1123fdce4adb44ee8a87b2046ab71d" > operations_research::sat::SimplifyClause< / a > < / div > < div class = "ttdeci" > bool SimplifyClause(const std::vector< Literal > & a, std::vector< Literal > *b, LiteralIndex *opposite_literal, int64_t *num_inspected_literals)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l00943" > simplification.cc:943< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a93ca885a2ad18527fab730188104771a" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a93ca885a2ad18527fab730188104771a" > operations_research::sat::ComputeResolvant< / a > < / div > < div class = "ttdeci" > bool ComputeResolvant(Literal x, const std::vector< Literal > & a, const std::vector< Literal > & b, std::vector< Literal > *out)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l01025" > simplification.cc:1025< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ac72c9c226ad6604afc77b5392c60c086" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ac72c9c226ad6604afc77b5392c60c086" > operations_research::sat::SolveWithPresolve< / a > < / div > < div class = "ttdeci" > SatSolver::Status SolveWithPresolve(std::unique_ptr< SatSolver > *solver, TimeLimit *time_limit, std::vector< bool > *solution, DratProofHandler *drat_proof_handler, SolverLogger *logger)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l01259" > simplification.cc:1259< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ac75d30c113a2b2628f0d77e403467815" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ac75d30c113a2b2628f0d77e403467815" > operations_research::sat::ProbeAndFindEquivalentLiteral< / a > < / div > < div class = "ttdeci" > void ProbeAndFindEquivalentLiteral(SatSolver *solver, SatPostsolver *postsolver, DratProofHandler *drat_proof_handler, absl::StrongVector< LiteralIndex, LiteralIndex > *mapping)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "simplification_8cc_source.html#l01141" > simplification.cc:1141< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_add67896a84f6372a648154c5770a0ae0" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#add67896a84f6372a648154c5770a0ae0" > operations_research::sat::kNoBooleanVariable< / a > < / div > < div class = "ttdeci" > const BooleanVariable kNoBooleanVariable(-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 = "apreprocessor_8cc_html_abcdbe46fb8451a69d42c17abdb920021" > < div class = "ttname" > < a href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > < / div > < div class = "ttdeci" > ColIndex representative< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "preprocessor_8cc_source.html#l00469" > preprocessor.cc:469< / a > < / div > < / div >
< div class = "ttc" id = "aprobing_8h_html" > < div class = "ttname" > < a href = "probing_8h.html" > probing.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "asat_2model_8h_html" > < div class = "ttname" > < a href = "sat_2model_8h.html" > model.h< / 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 >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "asat__inprocessing_8h_html" > < div class = "ttname" > < a href = "sat__inprocessing_8h.html" > sat_inprocessing.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "asat__solver_8h_html" > < div class = "ttname" > < a href = "sat__solver_8h.html" > sat_solver.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "asimplification_8h_html" > < div class = "ttname" > < a href = "simplification_8h.html" > simplification.h< / a > < / div > < / div >
< div class = "ttc" id = "astl__util_8h_html" > < div class = "ttname" > < a href = "stl__util_8h.html" > stl_util.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astrong__integers_8h_html" > < div class = "ttname" > < a href = "strong__integers_8h.html" > strong_integers.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "astrong__vector_8h_html" > < div class = "ttname" > < a href = "strong__vector_8h.html" > strong_vector.h< / a > < / div > < / div >
< div class = "ttc" id = "astrongly__connected__components_8h_html" > < div class = "ttname" > < a href = "strongly__connected__components_8h.html" > strongly_connected_components.h< / a > < / div > < / div >
< div class = "ttc" id = "astrongly__connected__components_8h_html_aafab5785b250e1013c13511ce478f36b" > < div class = "ttname" > < a href = "strongly__connected__components_8h.html#aafab5785b250e1013c13511ce478f36b" > FindStronglyConnectedComponents< / a > < / div > < div class = "ttdeci" > void FindStronglyConnectedComponents(const NodeIndex num_nodes, const Graph & graph, SccOutput *components)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strongly__connected__components_8h_source.html#l00212" > strongly_connected_components.h:212< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_postsolve_clauses_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > operations_research::sat::PostsolveClauses< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00050" > sat_inprocessing.h:50< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_postsolve_clauses_html_a8cc6d9f1059f26a873442045a72e651e" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > operations_research::sat::PostsolveClauses::clauses< / a > < / div > < div class = "ttdeci" > std::deque< std::vector< Literal > > clauses< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00056" > sat_inprocessing.h:56< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > operations_research::sat::SatPresolveOptions< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00063" > sat_inprocessing.h:63< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_a54320231778412ca00e50eb821c95aa6" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > operations_research::sat::SatPresolveOptions::log_info< / a > < / div > < div class = "ttdeci" > bool log_info< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00069" > sat_inprocessing.h:69< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_a9251c24a19aaef6f5134a615eff02277" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > operations_research::sat::SatPresolveOptions::use_transitive_reduction< / a > < / div > < div class = "ttdeci" > bool use_transitive_reduction< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00080" > sat_inprocessing.h:80< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_ac68dd5a27fd973b215de47442bacf1ac" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > operations_research::sat::SatPresolveOptions::extract_binary_clauses_in_probing< / a > < / div > < div class = "ttdeci" > bool extract_binary_clauses_in_probing< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00072" > sat_inprocessing.h:72< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_afac11ce59af8fa30ab784cfa4fb36297" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > operations_research::sat::SatPresolveOptions::deterministic_time_limit< / a > < / div > < div class = "ttdeci" > double deterministic_time_limit< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00065" > sat_inprocessing.h:65< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "atime__limit_8h_html" > < div class = "ttname" > < a href = "time__limit_8h.html" > time_limit.h< / a > < / div > < / div >
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2022-03-04 00:11:33 +01:00
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2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "autil_2logging_8h_html_a5f67b653dd99ddbe5e3367e3b4b7b532" > < div class = "ttname" > < a href = "util_2logging_8h.html#a5f67b653dd99ddbe5e3367e3b4b7b532" > SOLVER_LOG< / a > < / div > < div class = "ttdeci" > #define SOLVER_LOG(logger,...)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "util_2logging_8h_source.html#l00069" > util/logging.h:69< / a > < / div > < / div >
< div class = "ttc" id = "avlog__is__on_8h_html_a956152cad330225654d128f35c00efce" > < div class = "ttname" > < a href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > < / div > < div class = "ttdeci" > #define VLOG_IS_ON(verboselevel)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "vlog__is__on_8h_source.html#l00044" > vlog_is_on.h:44< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
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