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< a href = "presolve__context_8cc.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2010-2018 Google LLC< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "presolve__context_8h.html" > ortools/sat/presolve_context.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "map__util_8h.html" > ortools/base/map_util.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "mathutil_8h.html" > ortools/base/mathutil.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "port_2proto__utils_8h.html" > ortools/port/proto_utils.h< / a > " < / span > < / div >
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< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "saturated__arithmetic_8h.html" > ortools/util/saturated_arithmetic.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_saved_literal.html#adf2db0610413d540ca6c4e4f1cce5fd6" > 24< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html#adf2db0610413d540ca6c4e4f1cce5fd6" > SavedLiteral::Get< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html" > PresolveContext< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > -> GetLiteralRepresentative(ref_);< / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   }< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_saved_variable.html#adf2db0610413d540ca6c4e4f1cce5fd6" > 28< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_variable.html#adf2db0610413d540ca6c4e4f1cce5fd6" > SavedVariable::Get< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html" > PresolveContext< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > -> GetVariableRepresentative(ref_);< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   }< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a24b22e509fdbdb4cd49ccec6a88c46ab" > 32< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a24b22e509fdbdb4cd49ccec6a88c46ab" > PresolveContext::ClearStats< / a > () { < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8abe16435f55971a49965eb6616c5783" > stats_by_rule_name< / a > .clear(); }< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a67699a1a5830ef51dab6941449b02044" > 34< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a67699a1a5830ef51dab6941449b02044" > PresolveContext::NewIntVar< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > & domain) {< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   IntegerVariableProto* < span class = "keyword" > const< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> add_variables();< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > FillDomainInProto< / a > (domain, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a62cd771660767621e917b2c256182c4e" > InitializeNewDomains< / a > ();< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> variables_size() - 1;< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   }< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0967c575f9db0c79ed2e7930a0d6a091" > 41< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0967c575f9db0c79ed2e7930a0d6a091" > PresolveContext::NewBoolVar< / a > () { < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a67699a1a5830ef51dab6941449b02044" > NewIntVar< / a > (< a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (0, 1)); }< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a98bc002ea916e55fddfa4740f373ac22" > 43< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a98bc002ea916e55fddfa4740f373ac22" > PresolveContext::GetOrCreateConstantVar< / a > (< a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > cst) {< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "namespacegtl.html#aae28e97bd1fa93cb0032642550da7455" > gtl::ContainsKey< / a > (constant_to_ref_, cst)) {< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   constant_to_ref_[cst] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_variable.html" > SavedVariable< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> variables_size());< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   IntegerVariableProto* < span class = "keyword" > const< / span > var_proto = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> add_variables();< / div >
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< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   var_proto-> add_domain(cst);< / div >
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< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   var_proto-> add_domain(cst);< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a62cd771660767621e917b2c256182c4e" > InitializeNewDomains< / a > ();< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   }< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "keywordflow" > return< / span > constant_to_ref_[cst].Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   }< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "comment" > // a => b.< / span > < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1aadaad9b8af16ab5a208c682e2e1717" > 55< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1aadaad9b8af16ab5a208c682e2e1717" > PresolveContext::AddImplication< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > , < span class = "keywordtype" > int< / span > < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > ) {< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   ConstraintProto* < span class = "keyword" > const< / span > < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> add_constraints();< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> add_enforcement_literal(< a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > );< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> mutable_bool_and()-> add_literals(< a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > );< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   }< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "comment" > // b => x in [lb, ub].< / span > < / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af0280b2bda95804c4166638e7b490ce9" > 62< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af0280b2bda95804c4166638e7b490ce9" > PresolveContext::AddImplyInDomain< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > , < span class = "keywordtype" > int< / span > x, < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > & domain) {< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   ConstraintProto* < span class = "keyword" > const< / span > imply = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> add_constraints();< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < span class = "comment" > // Doing it like this seems to use slightly less memory.< / span > < / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < span class = "comment" > // TODO(user): Find the best way to create such small proto.< / span > < / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   imply-> mutable_enforcement_literal()-> Resize(1, < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > );< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   LinearConstraintProto* mutable_linear = imply-> mutable_linear();< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   mutable_linear-> mutable_vars()-> Resize(1, x);< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   mutable_linear-> mutable_coeffs()-> Resize(1, 1);< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > FillDomainInProto< / a > (domain, mutable_linear);< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   }< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a77e37831a01ff737a7b5bd7e12c2ecf7" > 74< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a77e37831a01ff737a7b5bd7e12c2ecf7" > PresolveContext::DomainIsEmpty< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "keywordflow" > return< / span > domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].IsEmpty();< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   }< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > 78< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > PresolveContext::IsFixed< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < a class = "code" href = "base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a" > DCHECK_LT< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref), domains.size());< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a77e37831a01ff737a7b5bd7e12c2ecf7" > DomainIsEmpty< / a > (ref));< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < span class = "keywordflow" > return< / span > domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].IsFixed();< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   }< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > 84< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > PresolveContext::CanBeUsedAsLiteral< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref);< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "keywordflow" > return< / span > domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].Min() > = 0 & & domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].Max() < = 1;< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   }< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a890f923209473cf55ac002d1b14bd9e2" > 89< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a890f923209473cf55ac002d1b14bd9e2" > PresolveContext::LiteralIsTrue< / a > (< span class = "keywordtype" > int< / span > lit)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > CanBeUsedAsLiteral< / a > (lit));< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (lit)) {< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < span class = "keywordflow" > return< / span > domains[lit].Min() == 1;< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < span class = "keywordflow" > return< / span > domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (lit)].Max() == 0;< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   }< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   }< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a9f3443b281c705edf1779f746637ad9b" > 98< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a9f3443b281c705edf1779f746637ad9b" > PresolveContext::LiteralIsFalse< / a > (< span class = "keywordtype" > int< / span > lit)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > CanBeUsedAsLiteral< / a > (lit));< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (lit)) {< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < span class = "keywordflow" > return< / span > domains[lit].Max() == 0;< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < span class = "keywordflow" > return< / span > domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (lit)].Min() == 1;< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   }< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   }< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > 107< / a > < / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > PresolveContext::MinOf< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a77e37831a01ff737a7b5bd7e12c2ecf7" > DomainIsEmpty< / a > (ref));< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref) ? domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].Min()< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   : -domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].Max();< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   }< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > 113< / a > < / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > PresolveContext::MaxOf< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a77e37831a01ff737a7b5bd7e12c2ecf7" > DomainIsEmpty< / a > (ref));< / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref) ? domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].Max()< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   : -domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].Min();< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   }< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a4311409310831ac649f59c1effbe0eb5" > 119< / a > < / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > PresolveContext::MinOf< / a > (< span class = "keyword" > const< / span > LinearExpressionProto& expr)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > result = expr.offset();< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < expr.vars_size(); ++i) {< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff = expr.coeffs(i);< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < span class = "keywordflow" > if< / span > (coeff > 0) {< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   result += coeff * < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (expr.vars(i));< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   result += coeff * < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (expr.vars(i));< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   }< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   }< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   }< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa0e76695c83a525cfd1266674b6f7a15" > 132< / a > < / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > PresolveContext::MaxOf< / a > (< span class = "keyword" > const< / span > LinearExpressionProto& expr)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > result = expr.offset();< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < expr.vars_size(); ++i) {< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff = expr.coeffs(i);< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   < span class = "keywordflow" > if< / span > (coeff > 0) {< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   result += coeff * < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (expr.vars(i));< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   result += coeff * < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (expr.vars(i));< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   }< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   }< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   }< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < span class = "comment" > // Important: To be sure a variable can be removed, we need it to not be a< / span > < / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < span class = "comment" > // representative of both affine and equivalence relation.< / span > < / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < span class = "keywordtype" > bool< / span > PresolveContext::VariableIsNotRepresentativeOfEquivalenceClass(< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < span class = "keywordflow" > if< / span > (affine_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#abc96755c0de80a81fd2730d3f2e85523" > ClassSize< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) > 1 & & < / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   affine_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > Get< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   }< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "keywordflow" > if< / span > (var_equiv_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#abc96755c0de80a81fd2730d3f2e85523" > ClassSize< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) > 1 & & < / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   var_equiv_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > Get< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   }< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   }< / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "comment" > // Tricky: If this variable is equivalent to another one (but not the< / span > < / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < span class = "comment" > // representative) and appear in just one constraint, then this constraint must< / span > < / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "comment" > // be the affine defining one. And in this case the code using this function< / span > < / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "comment" > // should do the proper stuff.< / span > < / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a54cf7f0077717d59a828b656b60c1615" > 165< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a54cf7f0077717d59a828b656b60c1615" > PresolveContext::VariableIsUniqueAndRemovable< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > ConstraintVariableGraphIsUpToDate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref);< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "keywordflow" > return< / span > var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].size() == 1 & & < / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   VariableIsNotRepresentativeOfEquivalenceClass(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) & & < / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   !< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab7b13b808e3dea6fc1e4006f7134e9f9" > keep_all_feasible_solutions< / a > ;< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   }< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   < span class = "comment" > // Tricky: Same remark as for VariableIsUniqueAndRemovable().< / span > < / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a34e2cd343e0dfb06af9f67df8c4c3502" > 174< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a34e2cd343e0dfb06af9f67df8c4c3502" > PresolveContext::VariableWithCostIsUniqueAndRemovable< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > ConstraintVariableGraphIsUpToDate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref);< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < span class = "keywordflow" > return< / span > !< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab7b13b808e3dea6fc1e4006f7134e9f9" > keep_all_feasible_solutions< / a > & & < / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].contains(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > ) & & < / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].size() == 2 & & < / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   VariableIsNotRepresentativeOfEquivalenceClass(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   }< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < span class = "comment" > // Here, even if the variable is equivalent to others, if its affine defining< / span > < / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "comment" > // constraints where removed, then it is not needed anymore.< / span > < / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab246112417bad87cb948820e304208ab" > 185< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab246112417bad87cb948820e304208ab" > PresolveContext::VariableIsNotUsedAnymore< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > ConstraintVariableGraphIsUpToDate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "keywordflow" > return< / span > var_to_constraints_[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].empty();< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   }< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a6939dc7b9db01cf3deff10405e260461" > 190< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a6939dc7b9db01cf3deff10405e260461" > PresolveContext::MarkVariableAsRemoved< / a > (< span class = "keywordtype" > int< / span > ref) {< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   removed_variables_.insert(< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref));< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   }< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   < span class = "comment" > // Note(user): I added an indirection and a function for this to be able to< / span > < / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "comment" > // display debug information when this return false. This should actually never< / span > < / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < span class = "comment" > // return false in the cases where it is used.< / span > < / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > 197< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > PresolveContext::VariableWasRemoved< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < span class = "comment" > // It is okay to reuse removed fixed variable.< / span > < / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (ref)) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < span class = "keywordflow" > if< / span > (!removed_variables_.contains(< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref))) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < span class = "keywordflow" > if< / span > (!var_to_constraints_[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].empty()) {< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Variable " < / span > < < < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < < < span class = "stringliteral" > " was removed, yet it appears in some constraints!" < / span > ;< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " affine relation: " < / span > < / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < < < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a66810fcd97b5e9c5fd745226607cd7aa" > AffineRelationDebugString< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref));< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > c : var_to_constraints_[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)]) {< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " constraint #" < / span > < < c < < < span class = "stringliteral" > " : " < / span > < / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < < (c > = 0 ? < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints(c).ShortDebugString()< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   : < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   }< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   }< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   }< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   < / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1f14cd478667f1b005ee54215a07565e" > 215< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1f14cd478667f1b005ee54215a07565e" > PresolveContext::VariableIsOnlyUsedInEncoding< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > ConstraintVariableGraphIsUpToDate< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref);< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   < span class = "keywordflow" > return< / span > var_to_num_linear1_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] == var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].size();< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   }< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > 221< / a > < / span >   < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > PresolveContext::DomainOf< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > result;< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref)) {< / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   result = domains[ref];< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   result = domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].Negation();< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   }< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   }< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a317c6b2e0028a326f3bc7eec22073de7" > 231< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a317c6b2e0028a326f3bc7eec22073de7" > PresolveContext::DomainContains< / a > (< span class = "keywordtype" > int< / span > ref, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref)) {< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < span class = "keywordflow" > return< / span > domains[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)].Contains(-< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   }< / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < span class = "keywordflow" > return< / span > domains[ref].Contains(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   }< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > 238< / a > < / span >   ABSL_MUST_USE_RESULT < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > PresolveContext::IntersectDomainWith< / a > (< / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < span class = "keywordtype" > int< / span > ref, < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > & domain, < span class = "keywordtype" > bool< / span > * domain_modified) {< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a77e37831a01ff737a7b5bd7e12c2ecf7" > DomainIsEmpty< / a > (ref));< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref);< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref)) {< / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   < span class = "keywordflow" > if< / span > (domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].IsIncludedIn(domain)) {< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   }< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].IntersectionWith(domain);< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > temp = domain.< a class = "code" href = "classoperations__research_1_1_domain.html#a1e3aa02e2d8300db5f1fc12f6b3228fa" > Negation< / a > ();< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   < span class = "keywordflow" > if< / span > (domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].IsIncludedIn(temp)) {< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   }< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].IntersectionWith(temp);< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   }< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < span class = "keywordflow" > if< / span > (domain_modified != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   *domain_modified = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   }< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0934a9198bfc690e958ea42a64a9338e" > modified_domains< / a > .< a class = "code" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   < span class = "keywordflow" > if< / span > (domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].IsEmpty()) {< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   is_unsat = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   }< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   < / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   < span class = "comment" > // Propagate the domain of the representative right away.< / span > < / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   < span class = "comment" > // Note that the recursive call should only by one level deep.< / span > < / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   < span class = "keywordflow" > if< / span > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ,< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   .AdditionWith(< a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (-r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ))< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#a3ee4169fd7956b77331450d8c7f16bfa" > InverseMultiplicationBy< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ));< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   }< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad0d1a630c07ba2321cf43d97a425bc30" > 275< / a > < / span >   ABSL_MUST_USE_RESULT < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad0d1a630c07ba2321cf43d97a425bc30" > PresolveContext::SetLiteralToFalse< / a > (< span class = "keywordtype" > int< / span > lit) {< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (lit);< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (lit) ? 0 : 1;< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ));< / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   }< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37ed950834f3f3b427a707631fd745f4" > 281< / a > < / span >   ABSL_MUST_USE_RESULT < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37ed950834f3f3b427a707631fd745f4" > PresolveContext::SetLiteralToTrue< / a > (< span class = "keywordtype" > int< / span > lit) {< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad0d1a630c07ba2321cf43d97a425bc30" > SetLiteralToFalse< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (lit));< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   }< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > 285< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > PresolveContext::UpdateRuleStats< / a > (< span class = "keyword" > const< / span > std::string& < a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > , < span class = "keywordtype" > int< / span > num_times) {< / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5accb3bf06cb7a63ce818d54f5741b31" > enable_stats< / a > ) {< / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a191114cb797b24e33cf74b97152806f7" > num_presolve_operations< / a > < < < span class = "stringliteral" > " : " < / span > < < < a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ;< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8abe16435f55971a49965eb6616c5783" > stats_by_rule_name< / a > [< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ] += num_times;< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   }< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a191114cb797b24e33cf74b97152806f7" > num_presolve_operations< / a > += num_times;< / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   }< / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   < / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   < span class = "keywordtype" > void< / span > PresolveContext::UpdateLinear1Usage(< span class = "keyword" > const< / span > ConstraintProto& < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , < span class = "keywordtype" > int< / span > c) {< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_var = constraint_to_linear1_var_[c];< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   < span class = "keywordflow" > if< / span > (old_var > = 0) {< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   var_to_num_linear1_[old_var]--;< / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   }< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .constraint_case() == ConstraintProto::ConstraintCase::kLinear & & < / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .linear().vars().size() == 1) {< / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .linear().vars(0));< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   constraint_to_linear1_var_[c] = < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   var_to_num_linear1_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]++;< / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   }< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   }< / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   < span class = "keywordtype" > void< / span > PresolveContext::AddVariableUsage(< span class = "keywordtype" > int< / span > c) {< / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   < span class = "keyword" > const< / span > ConstraintProto& < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints(c);< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   constraint_to_vars_[c] = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a1d467595ed8fe5b85dc95328ee1c2770" > UsedVariables< / a > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   constraint_to_intervals_[c] = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217ba4c51953c701a68d6572d79801f1" > UsedIntervals< / a > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > v : constraint_to_vars_[c]) {< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (v));< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   var_to_constraints_[v].insert(c);< / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   }< / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : constraint_to_intervals_[c]) interval_usage_[i]++;< / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   UpdateLinear1Usage(< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , c);< / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   }< / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab75a27c0aeda2de9c3957719b8196c36" > 318< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab75a27c0aeda2de9c3957719b8196c36" > PresolveContext::UpdateConstraintVariableUsage< / a > (< span class = "keywordtype" > int< / span > c) {< / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   < a class = "code" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (constraint_to_vars_.size(), < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints_size());< / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   < span class = "keyword" > const< / span > ConstraintProto& < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints(c);< / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   < / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < span class = "comment" > // We don' t optimize the interval usage as this is not super frequent.< / span > < / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : constraint_to_intervals_[c]) interval_usage_[i]--;< / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   constraint_to_intervals_[c] = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217ba4c51953c701a68d6572d79801f1" > UsedIntervals< / a > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : constraint_to_intervals_[c]) interval_usage_[i]++;< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   < / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   < span class = "comment" > // For the variables, we avoid an erase() followed by an insert() for the< / span > < / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   < span class = "comment" > // variables that didn' t change.< / span > < / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   tmp_new_usage_ = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a1d467595ed8fe5b85dc95328ee1c2770" > UsedVariables< / a > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   < span class = "keyword" > const< / span > std::vector< int> & old_usage = constraint_to_vars_[c];< / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_size = old_usage.size();< / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   < span class = "keywordtype" > int< / span > i = 0;< / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : tmp_new_usage_) {< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   < span class = "keywordflow" > while< / span > (i < old_size & & old_usage[i] < < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   var_to_constraints_[old_usage[i]].erase(c);< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   ++i;< / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   }< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   < span class = "keywordflow" > if< / span > (i < old_size & & old_usage[i] == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   ++i;< / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].insert(c);< / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   }< / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   }< / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   < span class = "keywordflow" > for< / span > (; i < old_size; ++i) var_to_constraints_[old_usage[i]].erase(c);< / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   constraint_to_vars_[c] = tmp_new_usage_;< / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   < / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   UpdateLinear1Usage(< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , c);< / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   }< / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   < / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > 352< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > PresolveContext::ConstraintVariableGraphIsUpToDate< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   < span class = "keywordflow" > return< / span > constraint_to_vars_.size() == < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints_size();< / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   }< / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   < / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a52bccf051bec19d96584096844070eaa" > 356< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a52bccf051bec19d96584096844070eaa" > PresolveContext::UpdateNewConstraintsVariableUsage< / a > () {< / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_size = constraint_to_vars_.size();< / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_size = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints_size();< / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   < a class = "code" href = "base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c" > CHECK_LE< / a > (old_size, new_size);< / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   constraint_to_vars_.resize(new_size);< / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   constraint_to_linear1_var_.resize(new_size, -1);< / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   constraint_to_intervals_.resize(new_size);< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   interval_usage_.resize(new_size);< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = old_size; c < new_size; ++c) {< / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   AddVariableUsage(c);< / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   }< / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   }< / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   < / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   < span class = "comment" > // TODO(user): Also test var_to_constraints_ !!< / span > < / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a11f5290ed8216eea13b9d7383cb4c55f" > 371< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a11f5290ed8216eea13b9d7383cb4c55f" > PresolveContext::ConstraintVariableUsageIsConsistent< / a > () {< / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ; < span class = "comment" > // We do not care in this case.< / span > < / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   < span class = "keywordflow" > if< / span > (constraint_to_vars_.size() != < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints_size()) {< / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Wrong constraint_to_vars size!" < / span > ;< / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   }< / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = 0; c < constraint_to_vars_.size(); ++c) {< / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   < span class = "keywordflow" > if< / span > (constraint_to_vars_[c] !=< / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#a1d467595ed8fe5b85dc95328ee1c2770" > UsedVariables< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints(c))) {< / div >
< div class = "line" > < a name = "l00380" > < / a > < span class = "lineno" > 380< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Wrong variables usage for constraint: \n" < / span > < / div >
< div class = "line" > < a name = "l00381" > < / a > < span class = "lineno" > 381< / span >   < < < a class = "code" href = "namespaceoperations__research.html#aba32b1f1ee3ffb4194aa8af155f827cd" > ProtobufDebugString< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> constraints(c))< / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   < < < span class = "stringliteral" > " old_size: " < / span > < < constraint_to_vars_[c].size();< / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   }< / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   }< / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   < span class = "keywordtype" > int< / span > num_in_objective = 0;< / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > v = 0; v < var_to_constraints_.size(); ++v) {< / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   < span class = "keywordflow" > if< / span > (var_to_constraints_[v].contains(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > )) {< / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   ++num_in_objective;< / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   < span class = "keywordflow" > if< / span > (!objective_map_.contains(v)) {< / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Variable " < / span > < < v< / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   < < < span class = "stringliteral" > " is marked as part of the objective but isn' t." < / span > ;< / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   }< / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   }< / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   }< / div >
< div class = "line" > < a name = "l00397" > < / a > < span class = "lineno" > 397< / span >   < span class = "keywordflow" > if< / span > (num_in_objective != objective_map_.size()) {< / div >
< div class = "line" > < a name = "l00398" > < / a > < span class = "lineno" > 398< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Not all variables are marked as part of the objective" < / span > ;< / div >
< div class = "line" > < a name = "l00399" > < / a > < span class = "lineno" > 399< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00400" > < / a > < span class = "lineno" > 400< / span >   }< / div >
< div class = "line" > < a name = "l00401" > < / a > < span class = "lineno" > 401< / span >   < / div >
< div class = "line" > < a name = "l00402" > < / a > < span class = "lineno" > 402< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00403" > < / a > < span class = "lineno" > 403< / span >   }< / div >
< div class = "line" > < a name = "l00404" > < / a > < span class = "lineno" > 404< / span >   < / div >
< div class = "line" > < a name = "l00405" > < / a > < span class = "lineno" > 405< / span >   < span class = "comment" > // If a Boolean variable (one with domain [0, 1]) appear in this affine< / span > < / div >
< div class = "line" > < a name = "l00406" > < / a > < span class = "lineno" > 406< / span >   < span class = "comment" > // equivalence class, then we want its representative to be Boolean. Note that< / span > < / div >
< div class = "line" > < a name = "l00407" > < / a > < span class = "lineno" > 407< / span >   < span class = "comment" > // this is always possible because a Boolean variable can never be equal to a< / span > < / div >
< div class = "line" > < a name = "l00408" > < / a > < span class = "lineno" > 408< / span >   < span class = "comment" > // multiple of another if std::abs(coeff) is greater than 1 and if it is not< / span > < / div >
< div class = "line" > < a name = "l00409" > < / a > < span class = "lineno" > 409< / span >   < span class = "comment" > // fixed to zero. This is important because it allows to simply use the same< / span > < / div >
< div class = "line" > < a name = "l00410" > < / a > < span class = "lineno" > 410< / span >   < span class = "comment" > // representative for any referenced literals.< / span > < / div >
< div class = "line" > < a name = "l00411" > < / a > < span class = "lineno" > 411< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00412" > < / a > < span class = "lineno" > 412< / span >   < span class = "comment" > // Note(user): When both domain contains [0,1] and later the wrong variable< / span > < / div >
< div class = "line" > < a name = "l00413" > < / a > < span class = "lineno" > 413< / span >   < span class = "comment" > // become usable as boolean, then we have a bug. Because of that, the code< / span > < / div >
< div class = "line" > < a name = "l00414" > < / a > < span class = "lineno" > 414< / span >   < span class = "comment" > // for GetLiteralRepresentative() is not as simple as it should be.< / span > < / div >
< div class = "line" > < a name = "l00415" > < / a > < span class = "lineno" > 415< / span >   < span class = "keywordtype" > bool< / span > PresolveContext::AddRelation(< span class = "keywordtype" > int< / span > x, < span class = "keywordtype" > int< / span > y, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > c, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > o,< / div >
< div class = "line" > < a name = "l00416" > < / a > < span class = "lineno" > 416< / span >   < a class = "code" href = "classoperations__research_1_1_affine_relation.html" > AffineRelation< / a > * repo) {< / div >
< div class = "line" > < a name = "l00417" > < / a > < span class = "lineno" > 417< / span >   < span class = "comment" > // When the coefficient is larger than one, then if later one variable becomes< / span > < / div >
< div class = "line" > < a name = "l00418" > < / a > < span class = "lineno" > 418< / span >   < span class = "comment" > // Boolean, it must be the representative.< / span > < / div >
< div class = "line" > < a name = "l00419" > < / a > < span class = "lineno" > 419< / span >   < span class = "keywordflow" > if< / span > (std::abs(c) != 1) < span class = "keywordflow" > return< / span > repo-> < a class = "code" href = "classoperations__research_1_1_affine_relation.html#ab00901a89f35f3d9c663aac94cbcc77d" > TryAdd< / a > (x, y, c, o);< / div >
< div class = "line" > < a name = "l00420" > < / a > < span class = "lineno" > 420< / span >   < / div >
< div class = "line" > < a name = "l00421" > < / a > < span class = "lineno" > 421< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (x));< / div >
< div class = "line" > < a name = "l00422" > < / a > < span class = "lineno" > 422< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (y));< / div >
< div class = "line" > < a name = "l00423" > < / a > < span class = "lineno" > 423< / span >   < / div >
< div class = "line" > < a name = "l00424" > < / a > < span class = "lineno" > 424< / span >   < span class = "comment" > // To avoid integer overflow, we always want to use the representative with< / span > < / div >
< div class = "line" > < a name = "l00425" > < / a > < span class = "lineno" > 425< / span >   < span class = "comment" > // the smallest domain magnitude. Otherwise we might express a variable in say< / span > < / div >
< div class = "line" > < a name = "l00426" > < / a > < span class = "lineno" > 426< / span >   < span class = "comment" > // [0, 3] as ([x, x + 3] - x) for an arbitrary large x, and substituting< / span > < / div >
< div class = "line" > < a name = "l00427" > < / a > < span class = "lineno" > 427< / span >   < span class = "comment" > // something like this in a linear expression could break our overflow< / span > < / div >
< div class = "line" > < a name = "l00428" > < / a > < span class = "lineno" > 428< / span >   < span class = "comment" > // precondition.< / span > < / div >
< div class = "line" > < a name = "l00429" > < / a > < span class = "lineno" > 429< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00430" > < / a > < span class = "lineno" > 430< / span >   < span class = "comment" > // Note that if either rep_x or rep_y can be used as a literal, then it will< / span > < / div >
< div class = "line" > < a name = "l00431" > < / a > < span class = "lineno" > 431< / span >   < span class = "comment" > // also be the variable with the smallest domain magnitude (1 or 0 if fixed).< / span > < / div >
< div class = "line" > < a name = "l00432" > < / a > < span class = "lineno" > 432< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > rep_x = repo-> < a class = "code" href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > Get< / a > (x).< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ;< / div >
< div class = "line" > < a name = "l00433" > < / a > < span class = "lineno" > 433< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > rep_y = repo-> < a class = "code" href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > Get< / a > (y).< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ;< / div >
< div class = "line" > < a name = "l00434" > < / a > < span class = "lineno" > 434< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > m_x = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (rep_x)), std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (rep_x)));< / div >
< div class = "line" > < a name = "l00435" > < / a > < span class = "lineno" > 435< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > m_y = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (rep_y)), std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (rep_y)));< / div >
< div class = "line" > < a name = "l00436" > < / a > < span class = "lineno" > 436< / span >   < span class = "keywordtype" > bool< / span > allow_rep_x = m_x < m_y;< / div >
< div class = "line" > < a name = "l00437" > < / a > < span class = "lineno" > 437< / span >   < span class = "keywordtype" > bool< / span > allow_rep_y = m_y < m_x;< / div >
< div class = "line" > < a name = "l00438" > < / a > < span class = "lineno" > 438< / span >   < span class = "keywordflow" > if< / span > (m_x == m_y) {< / div >
< div class = "line" > < a name = "l00439" > < / a > < span class = "lineno" > 439< / span >   < span class = "comment" > // If both magnitude are the same, we prefer a positive domain.< / span > < / div >
< div class = "line" > < a name = "l00440" > < / a > < span class = "lineno" > 440< / span >   < span class = "comment" > // This is important so we don' t use [-1, 0] as a representative for [0, 1].< / span > < / div >
< div class = "line" > < a name = "l00441" > < / a > < span class = "lineno" > 441< / span >   allow_rep_x = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (rep_x) > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (rep_y);< / div >
< div class = "line" > < a name = "l00442" > < / a > < span class = "lineno" > 442< / span >   allow_rep_y = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (rep_y) > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (rep_x);< / div >
< div class = "line" > < a name = "l00443" > < / a > < span class = "lineno" > 443< / span >   }< / div >
< div class = "line" > < a name = "l00444" > < / a > < span class = "lineno" > 444< / span >   < span class = "keywordflow" > return< / span > repo-> < a class = "code" href = "classoperations__research_1_1_affine_relation.html#ab00901a89f35f3d9c663aac94cbcc77d" > TryAdd< / a > (x, y, c, o, allow_rep_x, allow_rep_y);< / div >
< div class = "line" > < a name = "l00445" > < / a > < span class = "lineno" > 445< / span >   }< / div >
< div class = "line" > < a name = "l00446" > < / a > < span class = "lineno" > 446< / span >   < / div >
< div class = "line" > < a name = "l00447" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af4847724208dd09ba3fea8b53132d197" > 447< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af4847724208dd09ba3fea8b53132d197" > PresolveContext::ExploitFixedDomain< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00448" > < / a > < span class = "lineno" > 448< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00449" > < / a > < span class = "lineno" > 449< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l00450" > < / a > < span class = "lineno" > 450< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > min< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l00451" > < / a > < span class = "lineno" > 451< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespacegtl.html#aae28e97bd1fa93cb0032642550da7455" > gtl::ContainsKey< / a > (constant_to_ref_, < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > min< / a > )) {< / div >
< div class = "line" > < a name = "l00452" > < / a > < span class = "lineno" > 452< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > rep = constant_to_ref_[< a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > min< / a > ].Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00453" > < / a > < span class = "lineno" > 453< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (rep)) {< / div >
< div class = "line" > < a name = "l00454" > < / a > < span class = "lineno" > 454< / span >   < span class = "keywordflow" > if< / span > (rep != < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00455" > < / a > < span class = "lineno" > 455< / span >   AddRelation(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , rep, 1, 0, & affine_relations_);< / div >
< div class = "line" > < a name = "l00456" > < / a > < span class = "lineno" > 456< / span >   AddRelation(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , rep, 1, 0, & var_equiv_relations_);< / div >
< div class = "line" > < a name = "l00457" > < / a > < span class = "lineno" > 457< / span >   }< / div >
< div class = "line" > < a name = "l00458" > < / a > < span class = "lineno" > 458< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00459" > < / a > < span class = "lineno" > 459< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (rep) == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00460" > < / a > < span class = "lineno" > 460< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (< a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > min< / a > , 0);< / div >
< div class = "line" > < a name = "l00461" > < / a > < span class = "lineno" > 461< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00462" > < / a > < span class = "lineno" > 462< / span >   AddRelation(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (rep), -1, 0, & affine_relations_);< / div >
< div class = "line" > < a name = "l00463" > < / a > < span class = "lineno" > 463< / span >   AddRelation(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (rep), -1, 0, & var_equiv_relations_);< / div >
< div class = "line" > < a name = "l00464" > < / a > < span class = "lineno" > 464< / span >   }< / div >
< div class = "line" > < a name = "l00465" > < / a > < span class = "lineno" > 465< / span >   }< / div >
< div class = "line" > < a name = "l00466" > < / a > < span class = "lineno" > 466< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00467" > < / a > < span class = "lineno" > 467< / span >   constant_to_ref_[< a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > min< / a > ] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_variable.html" > SavedVariable< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00468" > < / a > < span class = "lineno" > 468< / span >   }< / div >
< div class = "line" > < a name = "l00469" > < / a > < span class = "lineno" > 469< / span >   }< / div >
< div class = "line" > < a name = "l00470" > < / a > < span class = "lineno" > 470< / span >   < / div >
< div class = "line" > < a name = "l00471" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5c2f01871b9baa2bc0dc556803c5a1ad" > 471< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5c2f01871b9baa2bc0dc556803c5a1ad" > PresolveContext::PropagateAffineRelation< / a > (< span class = "keywordtype" > int< / span > ref) {< / div >
< div class = "line" > < a name = "l00472" > < / a > < span class = "lineno" > 472< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref);< / div >
< div class = "line" > < a name = "l00473" > < / a > < span class = "lineno" > 473< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00474" > < / a > < span class = "lineno" > 474< / span >   < span class = "keywordflow" > if< / span > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00475" > < / a > < span class = "lineno" > 475< / span >   < / div >
< div class = "line" > < a name = "l00476" > < / a > < span class = "lineno" > 476< / span >   < span class = "comment" > // Propagate domains both ways.< / span > < / div >
< div class = "line" > < a name = "l00477" > < / a > < span class = "lineno" > 477< / span >   < span class = "comment" > // var = coeff * rep + offset< / span > < / div >
< div class = "line" > < a name = "l00478" > < / a > < span class = "lineno" > 478< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ,< / div >
< div class = "line" > < a name = "l00479" > < / a > < span class = "lineno" > 479< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< / div >
< div class = "line" > < a name = "l00480" > < / a > < span class = "lineno" > 480< / span >   .AdditionWith(< a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (-r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ))< / div >
< div class = "line" > < a name = "l00481" > < / a > < span class = "lineno" > 481< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#a3ee4169fd7956b77331450d8c7f16bfa" > InverseMultiplicationBy< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ))) {< / div >
< div class = "line" > < a name = "l00482" > < / a > < span class = "lineno" > 482< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00483" > < / a > < span class = "lineno" > 483< / span >   }< / div >
< div class = "line" > < a name = "l00484" > < / a > < span class = "lineno" > 484< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > )< / div >
< div class = "line" > < a name = "l00485" > < / a > < span class = "lineno" > 485< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#a2c39a0f7b7aec3c48a4cef3a4a54e5d5" > MultiplicationBy< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > )< / div >
< div class = "line" > < a name = "l00486" > < / a > < span class = "lineno" > 486< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#a4f9af4a46ee07931e3e5e50f6ddfb8ad" > AdditionWith< / a > (< a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > )))) {< / div >
< div class = "line" > < a name = "l00487" > < / a > < span class = "lineno" > 487< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00488" > < / a > < span class = "lineno" > 488< / span >   }< / div >
< div class = "line" > < a name = "l00489" > < / a > < span class = "lineno" > 489< / span >   < / div >
< div class = "line" > < a name = "l00490" > < / a > < span class = "lineno" > 490< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00491" > < / a > < span class = "lineno" > 491< / span >   }< / div >
< div class = "line" > < a name = "l00492" > < / a > < span class = "lineno" > 492< / span >   < / div >
< div class = "line" > < a name = "l00493" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aabb328e6969888226a7a69a972e22c56" > 493< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aabb328e6969888226a7a69a972e22c56" > PresolveContext::RemoveAllVariablesFromAffineRelationConstraint< / a > () {< / div >
< div class = "line" > < a name = "l00494" > < / a > < span class = "lineno" > 494< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & ref_map : var_to_constraints_) {< / div >
< div class = "line" > < a name = "l00495" > < / a > < span class = "lineno" > 495< / span >   ref_map.erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > kAffineRelationConstraint< / a > );< / div >
< div class = "line" > < a name = "l00496" > < / a > < span class = "lineno" > 496< / span >   }< / div >
< div class = "line" > < a name = "l00497" > < / a > < span class = "lineno" > 497< / span >   }< / div >
< div class = "line" > < a name = "l00498" > < / a > < span class = "lineno" > 498< / span >   < / div >
< div class = "line" > < a name = "l00499" > < / a > < span class = "lineno" > 499< / span >   < span class = "comment" > // We only call that for a non representative variable that is only used in< / span > < / div >
< div class = "line" > < a name = "l00500" > < / a > < span class = "lineno" > 500< / span >   < span class = "comment" > // the kAffineRelationConstraint. Such variable can be ignored and should never< / span > < / div >
< div class = "line" > < a name = "l00501" > < / a > < span class = "lineno" > 501< / span >   < span class = "comment" > // be seen again in the presolve.< / span > < / div >
< div class = "line" > < a name = "l00502" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5763f8709716596a3aa728bacae05a7b" > 502< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5763f8709716596a3aa728bacae05a7b" > PresolveContext::RemoveVariableFromAffineRelation< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00503" > < / a > < span class = "lineno" > 503< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > rep = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ;< / div >
< div class = "line" > < a name = "l00504" > < / a > < span class = "lineno" > 504< / span >   < / div >
< div class = "line" > < a name = "l00505" > < / a > < span class = "lineno" > 505< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00506" > < / a > < span class = "lineno" > 506< / span >   < a class = "code" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , rep);< / div >
< div class = "line" > < a name = "l00507" > < / a > < span class = "lineno" > 507< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].size(), 1);< / div >
< div class = "line" > < a name = "l00508" > < / a > < span class = "lineno" > 508< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].contains(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > kAffineRelationConstraint< / a > ));< / div >
< div class = "line" > < a name = "l00509" > < / a > < span class = "lineno" > 509< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (var_to_constraints_[rep].contains(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > kAffineRelationConstraint< / a > ));< / div >
< div class = "line" > < a name = "l00510" > < / a > < span class = "lineno" > 510< / span >   < / div >
< div class = "line" > < a name = "l00511" > < / a > < span class = "lineno" > 511< / span >   < span class = "comment" > // We shouldn' t reuse this variable again!< / span > < / div >
< div class = "line" > < a name = "l00512" > < / a > < span class = "lineno" > 512< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a6939dc7b9db01cf3deff10405e260461" > MarkVariableAsRemoved< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00513" > < / a > < span class = "lineno" > 513< / span >   < / div >
< div class = "line" > < a name = "l00514" > < / a > < span class = "lineno" > 514< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > kAffineRelationConstraint< / a > );< / div >
< div class = "line" > < a name = "l00515" > < / a > < span class = "lineno" > 515< / span >   affine_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#a2dfbb2acebf03bbb98cc1c54256fdead" > IgnoreFromClassSize< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00516" > < / a > < span class = "lineno" > 516< / span >   var_equiv_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#a2dfbb2acebf03bbb98cc1c54256fdead" > IgnoreFromClassSize< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00517" > < / a > < span class = "lineno" > 517< / span >   < / div >
< div class = "line" > < a name = "l00518" > < / a > < span class = "lineno" > 518< / span >   < span class = "comment" > // If the representative is left alone, we can remove it from the special< / span > < / div >
< div class = "line" > < a name = "l00519" > < / a > < span class = "lineno" > 519< / span >   < span class = "comment" > // affine relation constraint too.< / span > < / div >
< div class = "line" > < a name = "l00520" > < / a > < span class = "lineno" > 520< / span >   < span class = "keywordflow" > if< / span > (affine_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#abc96755c0de80a81fd2730d3f2e85523" > ClassSize< / a > (rep) == 1 & & < / div >
< div class = "line" > < a name = "l00521" > < / a > < span class = "lineno" > 521< / span >   var_equiv_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#abc96755c0de80a81fd2730d3f2e85523" > ClassSize< / a > (rep) == 1) {< / div >
< div class = "line" > < a name = "l00522" > < / a > < span class = "lineno" > 522< / span >   var_to_constraints_[rep].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > kAffineRelationConstraint< / a > );< / div >
< div class = "line" > < a name = "l00523" > < / a > < span class = "lineno" > 523< / span >   }< / div >
< div class = "line" > < a name = "l00524" > < / a > < span class = "lineno" > 524< / span >   < / div >
< div class = "line" > < a name = "l00525" > < / a > < span class = "lineno" > 525< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (2)) {< / div >
< div class = "line" > < a name = "l00526" > < / a > < span class = "lineno" > 526< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Removing affine relation: " < / span > < < < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a66810fcd97b5e9c5fd745226607cd7aa" > AffineRelationDebugString< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00527" > < / a > < span class = "lineno" > 527< / span >   }< / div >
< div class = "line" > < a name = "l00528" > < / a > < span class = "lineno" > 528< / span >   }< / div >
< div class = "line" > < a name = "l00529" > < / a > < span class = "lineno" > 529< / span >   < / div >
< div class = "line" > < a name = "l00530" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#afad3c5370d5ef3338d7a5455198e6364" > 530< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#afad3c5370d5ef3338d7a5455198e6364" > PresolveContext::StoreAffineRelation< / a > (< span class = "keywordtype" > int< / span > ref_x, < span class = "keywordtype" > int< / span > ref_y, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff,< / div >
< div class = "line" > < a name = "l00531" > < / a > < span class = "lineno" > 531< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > offset) {< / div >
< div class = "line" > < a name = "l00532" > < / a > < span class = "lineno" > 532< / span >   < a class = "code" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (coeff, 0);< / div >
< div class = "line" > < a name = "l00533" > < / a > < span class = "lineno" > 533< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00534" > < / a > < span class = "lineno" > 534< / span >   < / div >
< div class = "line" > < a name = "l00535" > < / a > < span class = "lineno" > 535< / span >   < span class = "comment" > // TODO(user): I am not 100% sure why, but sometimes the representative is< / span > < / div >
< div class = "line" > < a name = "l00536" > < / a > < span class = "lineno" > 536< / span >   < span class = "comment" > // fixed but that is not propagated to ref_x or ref_y and this causes issues.< / span > < / div >
< div class = "line" > < a name = "l00537" > < / a > < span class = "lineno" > 537< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5c2f01871b9baa2bc0dc556803c5a1ad" > PropagateAffineRelation< / a > (ref_x)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00538" > < / a > < span class = "lineno" > 538< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5c2f01871b9baa2bc0dc556803c5a1ad" > PropagateAffineRelation< / a > (ref_y)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00539" > < / a > < span class = "lineno" > 539< / span >   < / div >
< div class = "line" > < a name = "l00540" > < / a > < span class = "lineno" > 540< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (ref_x)) {< / div >
< div class = "line" > < a name = "l00541" > < / a > < span class = "lineno" > 541< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > lhs = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref_x).< a class = "code" href = "classoperations__research_1_1_domain.html#a53e9735282c0bf0769962bd1b6a643bc" > Min< / a > () - offset;< / div >
< div class = "line" > < a name = "l00542" > < / a > < span class = "lineno" > 542< / span >   < span class = "keywordflow" > if< / span > (lhs % std::abs(coeff) != 0) {< / div >
< div class = "line" > < a name = "l00543" > < / a > < span class = "lineno" > 543< / span >   is_unsat = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00544" > < / a > < span class = "lineno" > 544< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00545" > < / a > < span class = "lineno" > 545< / span >   }< / div >
< div class = "line" > < a name = "l00546" > < / a > < span class = "lineno" > 546< / span >   < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > void< / span > < span class = "keyword" > > < / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (ref_y, < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (lhs / coeff)));< / div >
< div class = "line" > < a name = "l00547" > < / a > < span class = "lineno" > 547< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " affine: fixed" < / span > );< / div >
< div class = "line" > < a name = "l00548" > < / a > < span class = "lineno" > 548< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00549" > < / a > < span class = "lineno" > 549< / span >   }< / div >
< div class = "line" > < a name = "l00550" > < / a > < span class = "lineno" > 550< / span >   < / div >
< div class = "line" > < a name = "l00551" > < / a > < span class = "lineno" > 551< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (ref_y)) {< / div >
< div class = "line" > < a name = "l00552" > < / a > < span class = "lineno" > 552< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > value_x = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref_y).< a class = "code" href = "classoperations__research_1_1_domain.html#a53e9735282c0bf0769962bd1b6a643bc" > Min< / a > () * coeff + offset;< / div >
< div class = "line" > < a name = "l00553" > < / a > < span class = "lineno" > 553< / span >   < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > void< / span > < span class = "keyword" > > < / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (ref_x, < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (value_x)));< / div >
< div class = "line" > < a name = "l00554" > < / a > < span class = "lineno" > 554< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " affine: fixed" < / span > );< / div >
< div class = "line" > < a name = "l00555" > < / a > < span class = "lineno" > 555< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00556" > < / a > < span class = "lineno" > 556< / span >   }< / div >
< div class = "line" > < a name = "l00557" > < / a > < span class = "lineno" > 557< / span >   < / div >
< div class = "line" > < a name = "l00558" > < / a > < span class = "lineno" > 558< / span >   < span class = "comment" > // If both are already in the same class, we need to make sure the relations< / span > < / div >
< div class = "line" > < a name = "l00559" > < / a > < span class = "lineno" > 559< / span >   < span class = "comment" > // are compatible.< / span > < / div >
< div class = "line" > < a name = "l00560" > < / a > < span class = "lineno" > 560< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > rx = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (ref_x);< / div >
< div class = "line" > < a name = "l00561" > < / a > < span class = "lineno" > 561< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > ry = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (ref_y);< / div >
< div class = "line" > < a name = "l00562" > < / a > < span class = "lineno" > 562< / span >   < span class = "keywordflow" > if< / span > (rx.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > == ry.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ) {< / div >
< div class = "line" > < a name = "l00563" > < / a > < span class = "lineno" > 563< / span >   < span class = "comment" > // x = rx.coeff * rep + rx.offset;< / span > < / div >
< div class = "line" > < a name = "l00564" > < / a > < span class = "lineno" > 564< / span >   < span class = "comment" > // y = ry.coeff * rep + ry.offset_y;< / span > < / div >
< div class = "line" > < a name = "l00565" > < / a > < span class = "lineno" > 565< / span >   < span class = "comment" > // And x == coeff * ry.coeff * rep + (coeff * ry.offset + offset).< / span > < / div >
< div class = "line" > < a name = "l00566" > < / a > < span class = "lineno" > 566< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00567" > < / a > < span class = "lineno" > 567< / span >   < span class = "comment" > // So we get the relation a * rep == b with a and b defined here:< / span > < / div >
< div class = "line" > < a name = "l00568" > < / a > < span class = "lineno" > 568< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > = coeff * ry.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > - rx.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ;< / div >
< div class = "line" > < a name = "l00569" > < / a > < span class = "lineno" > 569< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > = coeff * ry.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > + offset - rx.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ;< / div >
< div class = "line" > < a name = "l00570" > < / a > < span class = "lineno" > 570< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > == 0) {< / div >
< div class = "line" > < a name = "l00571" > < / a > < span class = "lineno" > 571< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > != 0) is_unsat = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00572" > < / a > < span class = "lineno" > 572< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00573" > < / a > < span class = "lineno" > 573< / span >   }< / div >
< div class = "line" > < a name = "l00574" > < / a > < span class = "lineno" > 574< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > % < a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > != 0) {< / div >
< div class = "line" > < a name = "l00575" > < / a > < span class = "lineno" > 575< / span >   is_unsat = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00576" > < / a > < span class = "lineno" > 576< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00577" > < / a > < span class = "lineno" > 577< / span >   }< / div >
< div class = "line" > < a name = "l00578" > < / a > < span class = "lineno" > 578< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " affine: unique solution" < / span > );< / div >
< div class = "line" > < a name = "l00579" > < / a > < span class = "lineno" > 579< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > unique_value = -< a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > / < a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > ;< / div >
< div class = "line" > < a name = "l00580" > < / a > < span class = "lineno" > 580< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (rx.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > , < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (unique_value))) {< / div >
< div class = "line" > < a name = "l00581" > < / a > < span class = "lineno" > 581< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00582" > < / a > < span class = "lineno" > 582< / span >   }< / div >
< div class = "line" > < a name = "l00583" > < / a > < span class = "lineno" > 583< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (ref_x,< / div >
< div class = "line" > < a name = "l00584" > < / a > < span class = "lineno" > 584< / span >   < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (unique_value * rx.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > + rx.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ))) {< / div >
< div class = "line" > < a name = "l00585" > < / a > < span class = "lineno" > 585< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00586" > < / a > < span class = "lineno" > 586< / span >   }< / div >
< div class = "line" > < a name = "l00587" > < / a > < span class = "lineno" > 587< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (ref_y,< / div >
< div class = "line" > < a name = "l00588" > < / a > < span class = "lineno" > 588< / span >   < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (unique_value * ry.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > + ry.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ))) {< / div >
< div class = "line" > < a name = "l00589" > < / a > < span class = "lineno" > 589< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00590" > < / a > < span class = "lineno" > 590< / span >   }< / div >
< div class = "line" > < a name = "l00591" > < / a > < span class = "lineno" > 591< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00592" > < / a > < span class = "lineno" > 592< / span >   }< / div >
< div class = "line" > < a name = "l00593" > < / a > < span class = "lineno" > 593< / span >   < / div >
< div class = "line" > < a name = "l00594" > < / a > < span class = "lineno" > 594< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > x = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref_x);< / div >
< div class = "line" > < a name = "l00595" > < / a > < span class = "lineno" > 595< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > y = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref_y);< / div >
< div class = "line" > < a name = "l00596" > < / a > < span class = "lineno" > 596< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > c = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref_x) == < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref_y) ? coeff : -coeff;< / div >
< div class = "line" > < a name = "l00597" > < / a > < span class = "lineno" > 597< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > o = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref_x) ? offset : -offset;< / div >
< div class = "line" > < a name = "l00598" > < / a > < span class = "lineno" > 598< / span >   < / div >
< div class = "line" > < a name = "l00599" > < / a > < span class = "lineno" > 599< / span >   < span class = "comment" > // TODO(user): can we force the rep and remove GetAffineRelation()?< / span > < / div >
< div class = "line" > < a name = "l00600" > < / a > < span class = "lineno" > 600< / span >   < span class = "keywordtype" > bool< / span > added = AddRelation(x, y, c, o, & affine_relations_);< / div >
< div class = "line" > < a name = "l00601" > < / a > < span class = "lineno" > 601< / span >   < span class = "keywordflow" > if< / span > ((c == 1 || c == -1) & & o == 0) {< / div >
< div class = "line" > < a name = "l00602" > < / a > < span class = "lineno" > 602< / span >   added |= AddRelation(x, y, c, o, & var_equiv_relations_);< / div >
< div class = "line" > < a name = "l00603" > < / a > < span class = "lineno" > 603< / span >   }< / div >
< div class = "line" > < a name = "l00604" > < / a > < span class = "lineno" > 604< / span >   < span class = "keywordflow" > if< / span > (added) {< / div >
< div class = "line" > < a name = "l00605" > < / a > < span class = "lineno" > 605< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " affine: new relation" < / span > );< / div >
< div class = "line" > < a name = "l00606" > < / a > < span class = "lineno" > 606< / span >   < / div >
< div class = "line" > < a name = "l00607" > < / a > < span class = "lineno" > 607< / span >   < span class = "comment" > // Lets propagate again the new relation. We might as well do it as early< / span > < / div >
< div class = "line" > < a name = "l00608" > < / a > < span class = "lineno" > 608< / span >   < span class = "comment" > // as possible and not all call site do it.< / span > < / div >
< div class = "line" > < a name = "l00609" > < / a > < span class = "lineno" > 609< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5c2f01871b9baa2bc0dc556803c5a1ad" > PropagateAffineRelation< / a > (ref_x)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00610" > < / a > < span class = "lineno" > 610< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5c2f01871b9baa2bc0dc556803c5a1ad" > PropagateAffineRelation< / a > (ref_y)) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00611" > < / a > < span class = "lineno" > 611< / span >   < / div >
< div class = "line" > < a name = "l00612" > < / a > < span class = "lineno" > 612< / span >   < span class = "comment" > // These maps should only contains representative, so only need to remap< / span > < / div >
< div class = "line" > < a name = "l00613" > < / a > < span class = "lineno" > 613< / span >   < span class = "comment" > // either x or y.< / span > < / div >
< div class = "line" > < a name = "l00614" > < / a > < span class = "lineno" > 614< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > rep = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (x).< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ;< / div >
< div class = "line" > < a name = "l00615" > < / a > < span class = "lineno" > 615< / span >   < span class = "keywordflow" > if< / span > (x != rep) encoding_remap_queue_.push_back(x);< / div >
< div class = "line" > < a name = "l00616" > < / a > < span class = "lineno" > 616< / span >   < span class = "keywordflow" > if< / span > (y != rep) encoding_remap_queue_.push_back(y);< / div >
< div class = "line" > < a name = "l00617" > < / a > < span class = "lineno" > 617< / span >   < / div >
< div class = "line" > < a name = "l00618" > < / a > < span class = "lineno" > 618< / span >   < span class = "comment" > // The domain didn' t change, but this notification allows to re-process any< / span > < / div >
< div class = "line" > < a name = "l00619" > < / a > < span class = "lineno" > 619< / span >   < span class = "comment" > // constraint containing these variables. Note that we do not need to< / span > < / div >
< div class = "line" > < a name = "l00620" > < / a > < span class = "lineno" > 620< / span >   < span class = "comment" > // retrigger a propagation of the constraint containing a variable whose< / span > < / div >
< div class = "line" > < a name = "l00621" > < / a > < span class = "lineno" > 621< / span >   < span class = "comment" > // representative didn' t change.< / span > < / div >
< div class = "line" > < a name = "l00622" > < / a > < span class = "lineno" > 622< / span >   < span class = "keywordflow" > if< / span > (x != rep) < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0934a9198bfc690e958ea42a64a9338e" > modified_domains< / a > .< a class = "code" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (x);< / div >
< div class = "line" > < a name = "l00623" > < / a > < span class = "lineno" > 623< / span >   < span class = "keywordflow" > if< / span > (y != rep) < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0934a9198bfc690e958ea42a64a9338e" > modified_domains< / a > .< a class = "code" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (y);< / div >
< div class = "line" > < a name = "l00624" > < / a > < span class = "lineno" > 624< / span >   < / div >
< div class = "line" > < a name = "l00625" > < / a > < span class = "lineno" > 625< / span >   var_to_constraints_[x].insert(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > kAffineRelationConstraint< / a > );< / div >
< div class = "line" > < a name = "l00626" > < / a > < span class = "lineno" > 626< / span >   var_to_constraints_[y].insert(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > kAffineRelationConstraint< / a > );< / div >
< div class = "line" > < a name = "l00627" > < / a > < span class = "lineno" > 627< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00628" > < / a > < span class = "lineno" > 628< / span >   }< / div >
< div class = "line" > < a name = "l00629" > < / a > < span class = "lineno" > 629< / span >   < / div >
< div class = "line" > < a name = "l00630" > < / a > < span class = "lineno" > 630< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " affine: incompatible relation" < / span > );< / div >
< div class = "line" > < a name = "l00631" > < / a > < span class = "lineno" > 631< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1)) {< / div >
< div class = "line" > < a name = "l00632" > < / a > < span class = "lineno" > 632< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Cannot add relation " < / span > < < < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref_x) < < < span class = "stringliteral" > " = " < / span > < < coeff< / div >
< div class = "line" > < a name = "l00633" > < / a > < span class = "lineno" > 633< / span >   < < < span class = "stringliteral" > " * " < / span > < < < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref_y) < < < span class = "stringliteral" > " + " < / span > < < offset< / div >
< div class = "line" > < a name = "l00634" > < / a > < span class = "lineno" > 634< / span >   < < < span class = "stringliteral" > " because of incompatibilities with existing relation: " < / span > ;< / div >
< div class = "line" > < a name = "l00635" > < / a > < span class = "lineno" > 635< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ref : {ref_x, ref_y}) {< / div >
< div class = "line" > < a name = "l00636" > < / a > < span class = "lineno" > 636< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (ref);< / div >
< div class = "line" > < a name = "l00637" > < / a > < span class = "lineno" > 637< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref) < < < span class = "stringliteral" > " = " < / span > < < r.coeff < < < span class = "stringliteral" > " * " < / span > < / div >
< div class = "line" > < a name = "l00638" > < / a > < span class = "lineno" > 638< / span >   < < < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (r.representative) < < < span class = "stringliteral" > " + " < / span > < < r.offset;< / div >
< div class = "line" > < a name = "l00639" > < / a > < span class = "lineno" > 639< / span >   }< / div >
< div class = "line" > < a name = "l00640" > < / a > < span class = "lineno" > 640< / span >   }< / div >
< div class = "line" > < a name = "l00641" > < / a > < span class = "lineno" > 641< / span >   < / div >
< div class = "line" > < a name = "l00642" > < / a > < span class = "lineno" > 642< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00643" > < / a > < span class = "lineno" > 643< / span >   }< / div >
< div class = "line" > < a name = "l00644" > < / a > < span class = "lineno" > 644< / span >   < / div >
< div class = "line" > < a name = "l00645" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8fc1d49d1e1bf7261f15ccc6c23c4b10" > 645< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8fc1d49d1e1bf7261f15ccc6c23c4b10" > PresolveContext::StoreBooleanEqualityRelation< / a > (< span class = "keywordtype" > int< / span > ref_a, < span class = "keywordtype" > int< / span > ref_b) {< / div >
< div class = "line" > < a name = "l00646" > < / a > < span class = "lineno" > 646< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00647" > < / a > < span class = "lineno" > 647< / span >   < / div >
< div class = "line" > < a name = "l00648" > < / a > < span class = "lineno" > 648< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (ref_a));< / div >
< div class = "line" > < a name = "l00649" > < / a > < span class = "lineno" > 649< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (ref_b));< / div >
< div class = "line" > < a name = "l00650" > < / a > < span class = "lineno" > 650< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref_a).IsEmpty());< / div >
< div class = "line" > < a name = "l00651" > < / a > < span class = "lineno" > 651< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref_b).IsEmpty());< / div >
< div class = "line" > < a name = "l00652" > < / a > < span class = "lineno" > 652< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > CanBeUsedAsLiteral< / a > (ref_a));< / div >
< div class = "line" > < a name = "l00653" > < / a > < span class = "lineno" > 653< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > CanBeUsedAsLiteral< / a > (ref_b));< / div >
< div class = "line" > < a name = "l00654" > < / a > < span class = "lineno" > 654< / span >   < / div >
< div class = "line" > < a name = "l00655" > < / a > < span class = "lineno" > 655< / span >   < span class = "keywordflow" > if< / span > (ref_a == ref_b) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00656" > < / a > < span class = "lineno" > 656< / span >   < span class = "keywordflow" > if< / span > (ref_a == < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (ref_b)) {< / div >
< div class = "line" > < a name = "l00657" > < / a > < span class = "lineno" > 657< / span >   is_unsat = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00658" > < / a > < span class = "lineno" > 658< / span >   < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00659" > < / a > < span class = "lineno" > 659< / span >   }< / div >
< div class = "line" > < a name = "l00660" > < / a > < span class = "lineno" > 660< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > var_a = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref_a);< / div >
< div class = "line" > < a name = "l00661" > < / a > < span class = "lineno" > 661< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > var_b = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref_b);< / div >
< div class = "line" > < a name = "l00662" > < / a > < span class = "lineno" > 662< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref_a) == < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref_b)) {< / div >
< div class = "line" > < a name = "l00663" > < / a > < span class = "lineno" > 663< / span >   < span class = "comment" > // a = b< / span > < / div >
< div class = "line" > < a name = "l00664" > < / a > < span class = "lineno" > 664< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#afad3c5370d5ef3338d7a5455198e6364" > StoreAffineRelation< / a > (var_a, var_b, < span class = "comment" > /*coeff=*/< / span > 1, < span class = "comment" > /*offset=*/< / span > 0));< / div >
< div class = "line" > < a name = "l00665" > < / a > < span class = "lineno" > 665< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00666" > < / a > < span class = "lineno" > 666< / span >   < span class = "comment" > // a = 1 - b< / span > < / div >
< div class = "line" > < a name = "l00667" > < / a > < span class = "lineno" > 667< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#afad3c5370d5ef3338d7a5455198e6364" > StoreAffineRelation< / a > (var_a, var_b, < span class = "comment" > /*coeff=*/< / span > -1, < span class = "comment" > /*offset=*/< / span > 1));< / div >
< div class = "line" > < a name = "l00668" > < / a > < span class = "lineno" > 668< / span >   }< / div >
< div class = "line" > < a name = "l00669" > < / a > < span class = "lineno" > 669< / span >   }< / div >
< div class = "line" > < a name = "l00670" > < / a > < span class = "lineno" > 670< / span >   < / div >
< div class = "line" > < a name = "l00671" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a06f0856b91c0399720273b5da85ce280" > 671< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a06f0856b91c0399720273b5da85ce280" > PresolveContext::StoreAbsRelation< / a > (< span class = "keywordtype" > int< / span > target_ref, < span class = "keywordtype" > int< / span > ref) {< / div >
< div class = "line" > < a name = "l00672" > < / a > < span class = "lineno" > 672< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > insert_status = abs_relations_.insert(< / div >
< div class = "line" > < a name = "l00673" > < / a > < span class = "lineno" > 673< / span >   std::make_pair(target_ref, < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_variable.html" > SavedVariable< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref))));< / div >
< div class = "line" > < a name = "l00674" > < / a > < span class = "lineno" > 674< / span >   < span class = "keywordflow" > if< / span > (!insert_status.second) {< / div >
< div class = "line" > < a name = "l00675" > < / a > < span class = "lineno" > 675< / span >   < span class = "comment" > // Tricky: overwrite if the old value refer to a now unused variable.< / span > < / div >
< div class = "line" > < a name = "l00676" > < / a > < span class = "lineno" > 676< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > candidate = insert_status.first-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00677" > < / a > < span class = "lineno" > 677< / span >   < span class = "keywordflow" > if< / span > (removed_variables_.contains(candidate)) {< / div >
< div class = "line" > < a name = "l00678" > < / a > < span class = "lineno" > 678< / span >   insert_status.first-> second = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_variable.html" > SavedVariable< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref));< / div >
< div class = "line" > < a name = "l00679" > < / a > < span class = "lineno" > 679< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00680" > < / a > < span class = "lineno" > 680< / span >   }< / div >
< div class = "line" > < a name = "l00681" > < / a > < span class = "lineno" > 681< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00682" > < / a > < span class = "lineno" > 682< / span >   }< / div >
< div class = "line" > < a name = "l00683" > < / a > < span class = "lineno" > 683< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00684" > < / a > < span class = "lineno" > 684< / span >   }< / div >
< div class = "line" > < a name = "l00685" > < / a > < span class = "lineno" > 685< / span >   < / div >
< div class = "line" > < a name = "l00686" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af97bdc26758ff0f27314cafb7c2d7044" > 686< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af97bdc26758ff0f27314cafb7c2d7044" > PresolveContext::GetAbsRelation< / a > (< span class = "keywordtype" > int< / span > target_ref, < span class = "keywordtype" > int< / span > * ref) {< / div >
< div class = "line" > < a name = "l00687" > < / a > < span class = "lineno" > 687< / span >   < span class = "keyword" > auto< / span > it = abs_relations_.find(target_ref);< / div >
< div class = "line" > < a name = "l00688" > < / a > < span class = "lineno" > 688< / span >   < span class = "keywordflow" > if< / span > (it == abs_relations_.end()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00689" > < / a > < span class = "lineno" > 689< / span >   < / div >
< div class = "line" > < a name = "l00690" > < / a > < span class = "lineno" > 690< / span >   < span class = "comment" > // Tricky: In some rare case the stored relation can refer to a deleted< / span > < / div >
< div class = "line" > < a name = "l00691" > < / a > < span class = "lineno" > 691< / span >   < span class = "comment" > // variable, so we need to ignore it.< / span > < / div >
< div class = "line" > < a name = "l00692" > < / a > < span class = "lineno" > 692< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00693" > < / a > < span class = "lineno" > 693< / span >   < span class = "comment" > // TODO(user): Incorporate this as part of SavedVariable/SavedLiteral so we< / span > < / div >
< div class = "line" > < a name = "l00694" > < / a > < span class = "lineno" > 694< / span >   < span class = "comment" > // make sure we never forget about this.< / span > < / div >
< div class = "line" > < a name = "l00695" > < / a > < span class = "lineno" > 695< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > candidate = it-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00696" > < / a > < span class = "lineno" > 696< / span >   < span class = "keywordflow" > if< / span > (removed_variables_.contains(candidate)) {< / div >
< div class = "line" > < a name = "l00697" > < / a > < span class = "lineno" > 697< / span >   abs_relations_.erase(it);< / div >
< div class = "line" > < a name = "l00698" > < / a > < span class = "lineno" > 698< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00699" > < / a > < span class = "lineno" > 699< / span >   }< / div >
< div class = "line" > < a name = "l00700" > < / a > < span class = "lineno" > 700< / span >   *ref = candidate;< / div >
< div class = "line" > < a name = "l00701" > < / a > < span class = "lineno" > 701< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00702" > < / a > < span class = "lineno" > 702< / span >   }< / div >
< div class = "line" > < a name = "l00703" > < / a > < span class = "lineno" > 703< / span >   < / div >
< div class = "line" > < a name = "l00704" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > 704< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > PresolveContext::GetLiteralRepresentative< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00705" > < / a > < span class = "lineno" > 705< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref));< / div >
< div class = "line" > < a name = "l00706" > < / a > < span class = "lineno" > 706< / span >   < / div >
< div class = "line" > < a name = "l00707" > < / a > < span class = "lineno" > 707< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > CanBeUsedAsLiteral< / a > (ref));< / div >
< div class = "line" > < a name = "l00708" > < / a > < span class = "lineno" > 708< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > CanBeUsedAsLiteral< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > )) {< / div >
< div class = "line" > < a name = "l00709" > < / a > < span class = "lineno" > 709< / span >   < span class = "comment" > // Note(user): This can happen is some corner cases where the affine< / span > < / div >
< div class = "line" > < a name = "l00710" > < / a > < span class = "lineno" > 710< / span >   < span class = "comment" > // relation where added before the variable became usable as Boolean. When< / span > < / div >
< div class = "line" > < a name = "l00711" > < / a > < span class = "lineno" > 711< / span >   < span class = "comment" > // this is the case, the domain will be of the form [x, x + 1] and should be< / span > < / div >
< div class = "line" > < a name = "l00712" > < / a > < span class = "lineno" > 712< / span >   < span class = "comment" > // later remapped to a Boolean variable.< / span > < / div >
< div class = "line" > < a name = "l00713" > < / a > < span class = "lineno" > 713< / span >   < span class = "keywordflow" > return< / span > ref;< / div >
< div class = "line" > < a name = "l00714" > < / a > < span class = "lineno" > 714< / span >   }< / div >
< div class = "line" > < a name = "l00715" > < / a > < span class = "lineno" > 715< / span >   < / div >
< div class = "line" > < a name = "l00716" > < / a > < span class = "lineno" > 716< / span >   < span class = "comment" > // We made sure that the affine representative can always be used as a< / span > < / div >
< div class = "line" > < a name = "l00717" > < / a > < span class = "lineno" > 717< / span >   < span class = "comment" > // literal. However, if some variable are fixed, we might not have only< / span > < / div >
< div class = "line" > < a name = "l00718" > < / a > < span class = "lineno" > 718< / span >   < span class = "comment" > // (coeff=1 offset=0) or (coeff=-1 offset=1) and we might have something like< / span > < / div >
< div class = "line" > < a name = "l00719" > < / a > < span class = "lineno" > 719< / span >   < span class = "comment" > // (coeff=8 offset=0) which is only valid for both variable at zero...< / span > < / div >
< div class = "line" > < a name = "l00720" > < / a > < span class = "lineno" > 720< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00721" > < / a > < span class = "lineno" > 721< / span >   < span class = "comment" > // What is sure is that depending on the value, only one mapping can be valid< / span > < / div >
< div class = "line" > < a name = "l00722" > < / a > < span class = "lineno" > 722< / span >   < span class = "comment" > // because r.coeff can never be zero.< / span > < / div >
< div class = "line" > < a name = "l00723" > < / a > < span class = "lineno" > 723< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > positive_possible = (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > == 0 || r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > + r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > == 1);< / div >
< div class = "line" > < a name = "l00724" > < / a > < span class = "lineno" > 724< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > negative_possible = (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > == 1 || r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > + r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > == 0);< / div >
< div class = "line" > < a name = "l00725" > < / a > < span class = "lineno" > 725< / span >   < a class = "code" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (positive_possible, negative_possible);< / div >
< div class = "line" > < a name = "l00726" > < / a > < span class = "lineno" > 726< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref)) {< / div >
< div class = "line" > < a name = "l00727" > < / a > < span class = "lineno" > 727< / span >   < span class = "keywordflow" > return< / span > positive_possible ? r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > : < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > );< / div >
< div class = "line" > < a name = "l00728" > < / a > < span class = "lineno" > 728< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00729" > < / a > < span class = "lineno" > 729< / span >   < span class = "keywordflow" > return< / span > positive_possible ? < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ) : r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ;< / div >
< div class = "line" > < a name = "l00730" > < / a > < span class = "lineno" > 730< / span >   }< / div >
< div class = "line" > < a name = "l00731" > < / a > < span class = "lineno" > 731< / span >   }< / div >
< div class = "line" > < a name = "l00732" > < / a > < span class = "lineno" > 732< / span >   < / div >
< div class = "line" > < a name = "l00733" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a6387e91b098c081f059892e1346a29ed" > 733< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a6387e91b098c081f059892e1346a29ed" > PresolveContext::GetVariableRepresentative< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00734" > < / a > < span class = "lineno" > 734< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = var_equiv_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > Get< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref));< / div >
< div class = "line" > < a name = "l00735" > < / a > < span class = "lineno" > 735< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (std::abs(r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ), 1);< / div >
< div class = "line" > < a name = "l00736" > < / a > < span class = "lineno" > 736< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > , 0);< / div >
< div class = "line" > < a name = "l00737" > < / a > < span class = "lineno" > 737< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref) == (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > == 1) ? r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > < / div >
< div class = "line" > < a name = "l00738" > < / a > < span class = "lineno" > 738< / span >   : < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > );< / div >
< div class = "line" > < a name = "l00739" > < / a > < span class = "lineno" > 739< / span >   }< / div >
< div class = "line" > < a name = "l00740" > < / a > < span class = "lineno" > 740< / span >   < / div >
< div class = "line" > < a name = "l00741" > < / a > < span class = "lineno" > 741< / span >   < span class = "comment" > // This makes sure that the affine relation only uses one of the< / span > < / div >
< div class = "line" > < a name = "l00742" > < / a > < span class = "lineno" > 742< / span >   < span class = "comment" > // representative from the var_equiv_relations_.< / span > < / div >
< div class = "line" > < a name = "l00743" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > 743< / a > < / span >   < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > PresolveContext::GetAffineRelation< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00744" > < / a > < span class = "lineno" > 744< / span >   < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = affine_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > Get< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref));< / div >
< div class = "line" > < a name = "l00745" > < / a > < span class = "lineno" > 745< / span >   < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > o = var_equiv_relations_.< a class = "code" href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > Get< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > );< / div >
< div class = "line" > < a name = "l00746" > < / a > < span class = "lineno" > 746< / span >   r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > = o.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ;< / div >
< div class = "line" > < a name = "l00747" > < / a > < span class = "lineno" > 747< / span >   < span class = "keywordflow" > if< / span > (o.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > == -1) r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > = -r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ;< / div >
< div class = "line" > < a name = "l00748" > < / a > < span class = "lineno" > 748< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref)) {< / div >
< div class = "line" > < a name = "l00749" > < / a > < span class = "lineno" > 749< / span >   r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > *= -1;< / div >
< div class = "line" > < a name = "l00750" > < / a > < span class = "lineno" > 750< / span >   r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > *= -1;< / div >
< div class = "line" > < a name = "l00751" > < / a > < span class = "lineno" > 751< / span >   }< / div >
< div class = "line" > < a name = "l00752" > < / a > < span class = "lineno" > 752< / span >   < span class = "keywordflow" > return< / span > r;< / div >
< div class = "line" > < a name = "l00753" > < / a > < span class = "lineno" > 753< / span >   }< / div >
< div class = "line" > < a name = "l00754" > < / a > < span class = "lineno" > 754< / span >   < / div >
< div class = "line" > < a name = "l00755" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad5e9882b154b8a7e8619b29c5631386e" > 755< / a > < / span >   std::string < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad5e9882b154b8a7e8619b29c5631386e" > PresolveContext::RefDebugString< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00756" > < / a > < span class = "lineno" > 756< / span >   < span class = "keywordflow" > return< / span > absl::StrCat(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref) ? < span class = "stringliteral" > " X" < / span > : < span class = "stringliteral" > " -X" < / span > , < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref),< / div >
< div class = "line" > < a name = "l00757" > < / a > < span class = "lineno" > 757< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (ref).< a class = "code" href = "namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57" > ToString< / a > ());< / div >
< div class = "line" > < a name = "l00758" > < / a > < span class = "lineno" > 758< / span >   }< / div >
< div class = "line" > < a name = "l00759" > < / a > < span class = "lineno" > 759< / span >   < / div >
< div class = "line" > < a name = "l00760" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a66810fcd97b5e9c5fd745226607cd7aa" > 760< / a > < / span >   std::string < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a66810fcd97b5e9c5fd745226607cd7aa" > PresolveContext::AffineRelationDebugString< / a > (< span class = "keywordtype" > int< / span > ref)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00761" > < / a > < span class = "lineno" > 761< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (ref);< / div >
< div class = "line" > < a name = "l00762" > < / a > < span class = "lineno" > 762< / span >   < span class = "keywordflow" > return< / span > absl::StrCat(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad5e9882b154b8a7e8619b29c5631386e" > RefDebugString< / a > (ref), < span class = "stringliteral" > " = " < / span > , r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > , < span class = "stringliteral" > " * " < / span > ,< / div >
< div class = "line" > < a name = "l00763" > < / a > < span class = "lineno" > 763< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad5e9882b154b8a7e8619b29c5631386e" > RefDebugString< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ), < span class = "stringliteral" > " + " < / span > , r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > );< / div >
< div class = "line" > < a name = "l00764" > < / a > < span class = "lineno" > 764< / span >   }< / div >
< div class = "line" > < a name = "l00765" > < / a > < span class = "lineno" > 765< / span >   < / div >
< div class = "line" > < a name = "l00766" > < / a > < span class = "lineno" > 766< / span >   < span class = "comment" > // Create the internal structure for any new variables in working_model.< / span > < / div >
< div class = "line" > < a name = "l00767" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a62cd771660767621e917b2c256182c4e" > 767< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a62cd771660767621e917b2c256182c4e" > PresolveContext::InitializeNewDomains< / a > () {< / div >
< div class = "line" > < a name = "l00768" > < / a > < span class = "lineno" > 768< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = domains.size(); i < working_model-> variables_size(); ++i) {< / div >
< div class = "line" > < a name = "l00769" > < / a > < span class = "lineno" > 769< / span >   domains.emplace_back(< a class = "code" href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > ReadDomainFromProto< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> variables(i)));< / div >
< div class = "line" > < a name = "l00770" > < / a > < span class = "lineno" > 770< / span >   < span class = "keywordflow" > if< / span > (domains.back().IsEmpty()) {< / div >
< div class = "line" > < a name = "l00771" > < / a > < span class = "lineno" > 771< / span >   is_unsat = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00772" > < / a > < span class = "lineno" > 772< / span >   < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00773" > < / a > < span class = "lineno" > 773< / span >   }< / div >
< div class = "line" > < a name = "l00774" > < / a > < span class = "lineno" > 774< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (i)) < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af4847724208dd09ba3fea8b53132d197" > ExploitFixedDomain< / a > (i);< / div >
< div class = "line" > < a name = "l00775" > < / a > < span class = "lineno" > 775< / span >   }< / div >
< div class = "line" > < a name = "l00776" > < / a > < span class = "lineno" > 776< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0934a9198bfc690e958ea42a64a9338e" > modified_domains< / a > .< a class = "code" href = "classoperations__research_1_1_sparse_bitset.html#abf34ab06e7250e92954c2b5a263e5612" > Resize< / a > (domains.size());< / div >
< div class = "line" > < a name = "l00777" > < / a > < span class = "lineno" > 777< / span >   var_to_constraints_.resize(domains.size());< / div >
< div class = "line" > < a name = "l00778" > < / a > < span class = "lineno" > 778< / span >   var_to_num_linear1_.resize(domains.size());< / div >
< div class = "line" > < a name = "l00779" > < / a > < span class = "lineno" > 779< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a47714f887512a3d7acebfcb4a348291a" > var_to_ub_only_constraints< / a > .resize(domains.size());< / div >
< div class = "line" > < a name = "l00780" > < / a > < span class = "lineno" > 780< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a23aa815e8a7a860998c4d35760fa087e" > var_to_lb_only_constraints< / a > .resize(domains.size());< / div >
< div class = "line" > < a name = "l00781" > < / a > < span class = "lineno" > 781< / span >   }< / div >
< div class = "line" > < a name = "l00782" > < / a > < span class = "lineno" > 782< / span >   < / div >
< div class = "line" > < a name = "l00783" > < / a > < span class = "lineno" > 783< / span >   < span class = "keywordtype" > bool< / span > PresolveContext::RemapEncodingMaps() {< / div >
< div class = "line" > < a name = "l00784" > < / a > < span class = "lineno" > 784< / span >   < span class = "comment" > // TODO(user): for now, while the code works most of the time, it triggers< / span > < / div >
< div class = "line" > < a name = "l00785" > < / a > < span class = "lineno" > 785< / span >   < span class = "comment" > // weird side effect that causes some issues in some LNS presolve...< / span > < / div >
< div class = "line" > < a name = "l00786" > < / a > < span class = "lineno" > 786< / span >   < span class = "comment" > // We should continue the investigation before activating it.< / span > < / div >
< div class = "line" > < a name = "l00787" > < / a > < span class = "lineno" > 787< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00788" > < / a > < span class = "lineno" > 788< / span >   < span class = "comment" > // Note also that because all our encoding constraints are present in the< / span > < / div >
< div class = "line" > < a name = "l00789" > < / a > < span class = "lineno" > 789< / span >   < span class = "comment" > // model, they will be remapped, and the new mapping re-added again. So while< / span > < / div >
< div class = "line" > < a name = "l00790" > < / a > < span class = "lineno" > 790< / span >   < span class = "comment" > // the current code might not be efficient, it should eventually reach the< / span > < / div >
< div class = "line" > < a name = "l00791" > < / a > < span class = "lineno" > 791< / span >   < span class = "comment" > // same effect.< / span > < / div >
< div class = "line" > < a name = "l00792" > < / a > < span class = "lineno" > 792< / span >   encoding_remap_queue_.clear();< / div >
< div class = "line" > < a name = "l00793" > < / a > < span class = "lineno" > 793< / span >   < / div >
< div class = "line" > < a name = "l00794" > < / a > < span class = "lineno" > 794< / span >   < span class = "comment" > // Note that InsertVarValueEncodingInternal() will potentially add new entry< / span > < / div >
< div class = "line" > < a name = "l00795" > < / a > < span class = "lineno" > 795< / span >   < span class = "comment" > // to the encoding_ map, but for a different variables. So this code relies on< / span > < / div >
< div class = "line" > < a name = "l00796" > < / a > < span class = "lineno" > 796< / span >   < span class = "comment" > // the fact that the var_map shouldn' t change content nor address of the< / span > < / div >
< div class = "line" > < a name = "l00797" > < / a > < span class = "lineno" > 797< / span >   < span class = "comment" > // " var_map" below while we iterate on them.< / span > < / div >
< div class = "line" > < a name = "l00798" > < / a > < span class = "lineno" > 798< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : encoding_remap_queue_) {< / div >
< div class = "line" > < a name = "l00799" > < / a > < span class = "lineno" > 799< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00800" > < / a > < span class = "lineno" > 800< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00801" > < / a > < span class = "lineno" > 801< / span >   < span class = "keywordflow" > if< / span > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00802" > < / a > < span class = "lineno" > 802< / span >   < span class = "keywordtype" > int< / span > num_remapping = 0;< / div >
< div class = "line" > < a name = "l00803" > < / a > < span class = "lineno" > 803< / span >   < / div >
< div class = "line" > < a name = "l00804" > < / a > < span class = "lineno" > 804< / span >   < span class = "comment" > // Encoding.< / span > < / div >
< div class = "line" > < a name = "l00805" > < / a > < span class = "lineno" > 805< / span >   {< / div >
< div class = "line" > < a name = "l00806" > < / a > < span class = "lineno" > 806< / span >   < span class = "keyword" > const< / span > absl::flat_hash_map< int64, SavedLiteral> & var_map = encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a name = "l00807" > < / a > < span class = "lineno" > 807< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : var_map) {< / div >
< div class = "line" > < a name = "l00808" > < / a > < span class = "lineno" > 808< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > lit = entry.second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00809" > < / a > < span class = "lineno" > 809< / span >   < span class = "keywordflow" > if< / span > (removed_variables_.contains(< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (lit))) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00810" > < / a > < span class = "lineno" > 810< / span >   < span class = "keywordflow" > if< / span > ((entry.first - r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ) % r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > != 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00811" > < / a > < span class = "lineno" > 811< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > rep_value = (entry.first - r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ) / r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ;< / div >
< div class = "line" > < a name = "l00812" > < / a > < span class = "lineno" > 812< / span >   ++num_remapping;< / div >
< div class = "line" > < a name = "l00813" > < / a > < span class = "lineno" > 813< / span >   InsertVarValueEncodingInternal(lit, r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > , rep_value,< / div >
< div class = "line" > < a name = "l00814" > < / a > < span class = "lineno" > 814< / span >   < span class = "comment" > /*add_constraints=*/< / span > < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00815" > < / a > < span class = "lineno" > 815< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00816" > < / a > < span class = "lineno" > 816< / span >   }< / div >
< div class = "line" > < a name = "l00817" > < / a > < span class = "lineno" > 817< / span >   encoding_.erase(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00818" > < / a > < span class = "lineno" > 818< / span >   }< / div >
< div class = "line" > < a name = "l00819" > < / a > < span class = "lineno" > 819< / span >   < / div >
< div class = "line" > < a name = "l00820" > < / a > < span class = "lineno" > 820< / span >   < span class = "comment" > // Eq half encoding.< / span > < / div >
< div class = "line" > < a name = "l00821" > < / a > < span class = "lineno" > 821< / span >   {< / div >
< div class = "line" > < a name = "l00822" > < / a > < span class = "lineno" > 822< / span >   < span class = "keyword" > const< / span > absl::flat_hash_map< int64, absl::flat_hash_set< int> > & var_map =< / div >
< div class = "line" > < a name = "l00823" > < / a > < span class = "lineno" > 823< / span >   eq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a name = "l00824" > < / a > < span class = "lineno" > 824< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : var_map) {< / div >
< div class = "line" > < a name = "l00825" > < / a > < span class = "lineno" > 825< / span >   < span class = "keywordflow" > if< / span > ((entry.first - r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ) % r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > != 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00826" > < / a > < span class = "lineno" > 826< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > rep_value = (entry.first - r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ) / r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ;< / div >
< div class = "line" > < a name = "l00827" > < / a > < span class = "lineno" > 827< / span >   for (< span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : entry.second) {< / div >
< div class = "line" > < a name = "l00828" > < / a > < span class = "lineno" > 828< / span >   ++num_remapping;< / div >
< div class = "line" > < a name = "l00829" > < / a > < span class = "lineno" > 829< / span >   InsertHalfVarValueEncoding(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ),< / div >
< div class = "line" > < a name = "l00830" > < / a > < span class = "lineno" > 830< / span >   r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > , rep_value,< / div >
< div class = "line" > < a name = "l00831" > < / a > < span class = "lineno" > 831< / span >   < span class = "comment" > /*imply_eq=*/< / span > < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00832" > < / a > < span class = "lineno" > 832< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00833" > < / a > < span class = "lineno" > 833< / span >   }< / div >
< div class = "line" > < a name = "l00834" > < / a > < span class = "lineno" > 834< / span >   }< / div >
< div class = "line" > < a name = "l00835" > < / a > < span class = "lineno" > 835< / span >   eq_half_encoding_.erase(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00836" > < / a > < span class = "lineno" > 836< / span >   }< / div >
< div class = "line" > < a name = "l00837" > < / a > < span class = "lineno" > 837< / span >   < / div >
< div class = "line" > < a name = "l00838" > < / a > < span class = "lineno" > 838< / span >   < span class = "comment" > // Neq half encoding.< / span > < / div >
< div class = "line" > < a name = "l00839" > < / a > < span class = "lineno" > 839< / span >   {< / div >
< div class = "line" > < a name = "l00840" > < / a > < span class = "lineno" > 840< / span >   < span class = "keyword" > const< / span > absl::flat_hash_map< int64, absl::flat_hash_set< int> > & var_map =< / div >
< div class = "line" > < a name = "l00841" > < / a > < span class = "lineno" > 841< / span >   neq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a name = "l00842" > < / a > < span class = "lineno" > 842< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : var_map) {< / div >
< div class = "line" > < a name = "l00843" > < / a > < span class = "lineno" > 843< / span >   < span class = "keywordflow" > if< / span > ((entry.first - r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ) % r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > != 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00844" > < / a > < span class = "lineno" > 844< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > rep_value = (entry.first - r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ) / r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ;< / div >
< div class = "line" > < a name = "l00845" > < / a > < span class = "lineno" > 845< / span >   for (< span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : entry.second) {< / div >
< div class = "line" > < a name = "l00846" > < / a > < span class = "lineno" > 846< / span >   ++num_remapping;< / div >
< div class = "line" > < a name = "l00847" > < / a > < span class = "lineno" > 847< / span >   InsertHalfVarValueEncoding(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ),< / div >
< div class = "line" > < a name = "l00848" > < / a > < span class = "lineno" > 848< / span >   r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > , rep_value,< / div >
< div class = "line" > < a name = "l00849" > < / a > < span class = "lineno" > 849< / span >   < span class = "comment" > /*imply_eq=*/< / span > < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00850" > < / a > < span class = "lineno" > 850< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00851" > < / a > < span class = "lineno" > 851< / span >   }< / div >
< div class = "line" > < a name = "l00852" > < / a > < span class = "lineno" > 852< / span >   }< / div >
< div class = "line" > < a name = "l00853" > < / a > < span class = "lineno" > 853< / span >   neq_half_encoding_.erase(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00854" > < / a > < span class = "lineno" > 854< / span >   }< / div >
< div class = "line" > < a name = "l00855" > < / a > < span class = "lineno" > 855< / span >   < / div >
< div class = "line" > < a name = "l00856" > < / a > < span class = "lineno" > 856< / span >   < span class = "keywordflow" > if< / span > (num_remapping > 0) {< / div >
< div class = "line" > < a name = "l00857" > < / a > < span class = "lineno" > 857< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Remapped " < / span > < < num_remapping < < < span class = "stringliteral" > " encodings due to " < / span > < < < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div >
< div class = "line" > < a name = "l00858" > < / a > < span class = "lineno" > 858< / span >   < < < span class = "stringliteral" > " -> " < / span > < < r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > < < < span class = "stringliteral" > " ." < / span > ;< / div >
< div class = "line" > < a name = "l00859" > < / a > < span class = "lineno" > 859< / span >   }< / div >
< div class = "line" > < a name = "l00860" > < / a > < span class = "lineno" > 860< / span >   }< / div >
< div class = "line" > < a name = "l00861" > < / a > < span class = "lineno" > 861< / span >   encoding_remap_queue_.clear();< / div >
< div class = "line" > < a name = "l00862" > < / a > < span class = "lineno" > 862< / span >   < span class = "keywordflow" > return< / span > !is_unsat;< / div >
< div class = "line" > < a name = "l00863" > < / a > < span class = "lineno" > 863< / span >   }< / div >
< div class = "line" > < a name = "l00864" > < / a > < span class = "lineno" > 864< / span >   < / div >
< div class = "line" > < a name = "l00865" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a7ea7bb314db4dbe4f3b2cac16a2af20f" > 865< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a7ea7bb314db4dbe4f3b2cac16a2af20f" > PresolveContext::CanonicalizeDomainOfSizeTwo< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00866" > < / a > < span class = "lineno" > 866< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00867" > < / a > < span class = "lineno" > 867< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).Size(), 2);< / div >
< div class = "line" > < a name = "l00868" > < / a > < span class = "lineno" > 868< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > var_min = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00869" > < / a > < span class = "lineno" > 869< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > var_max = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00870" > < / a > < span class = "lineno" > 870< / span >   < / div >
< div class = "line" > < a name = "l00871" > < / a > < span class = "lineno" > 871< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00872" > < / a > < span class = "lineno" > 872< / span >   < / div >
< div class = "line" > < a name = "l00873" > < / a > < span class = "lineno" > 873< / span >   absl::flat_hash_map< int64, SavedLiteral> & var_map = encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a name = "l00874" > < / a > < span class = "lineno" > 874< / span >   < / div >
< div class = "line" > < a name = "l00875" > < / a > < span class = "lineno" > 875< / span >   < span class = "comment" > // Find encoding for min if present.< / span > < / div >
< div class = "line" > < a name = "l00876" > < / a > < span class = "lineno" > 876< / span >   < span class = "keyword" > auto< / span > min_it = var_map.find(var_min);< / div >
< div class = "line" > < a name = "l00877" > < / a > < span class = "lineno" > 877< / span >   < span class = "keywordflow" > if< / span > (min_it != var_map.end()) {< / div >
< div class = "line" > < a name = "l00878" > < / a > < span class = "lineno" > 878< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_var = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (min_it-> second.Get(< span class = "keyword" > this< / span > ));< / div >
< div class = "line" > < a name = "l00879" > < / a > < span class = "lineno" > 879< / span >   < span class = "keywordflow" > if< / span > (removed_variables_.contains(old_var)) {< / div >
< div class = "line" > < a name = "l00880" > < / a > < span class = "lineno" > 880< / span >   var_map.erase(min_it);< / div >
< div class = "line" > < a name = "l00881" > < / a > < span class = "lineno" > 881< / span >   min_it = var_map.end();< / div >
< div class = "line" > < a name = "l00882" > < / a > < span class = "lineno" > 882< / span >   }< / div >
< div class = "line" > < a name = "l00883" > < / a > < span class = "lineno" > 883< / span >   }< / div >
< div class = "line" > < a name = "l00884" > < / a > < span class = "lineno" > 884< / span >   < / div >
< div class = "line" > < a name = "l00885" > < / a > < span class = "lineno" > 885< / span >   < span class = "comment" > // Find encoding for max if present.< / span > < / div >
< div class = "line" > < a name = "l00886" > < / a > < span class = "lineno" > 886< / span >   < span class = "keyword" > auto< / span > max_it = var_map.find(var_max);< / div >
< div class = "line" > < a name = "l00887" > < / a > < span class = "lineno" > 887< / span >   < span class = "keywordflow" > if< / span > (max_it != var_map.end()) {< / div >
< div class = "line" > < a name = "l00888" > < / a > < span class = "lineno" > 888< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_var = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (max_it-> second.Get(< span class = "keyword" > this< / span > ));< / div >
< div class = "line" > < a name = "l00889" > < / a > < span class = "lineno" > 889< / span >   < span class = "keywordflow" > if< / span > (removed_variables_.contains(old_var)) {< / div >
< div class = "line" > < a name = "l00890" > < / a > < span class = "lineno" > 890< / span >   var_map.erase(max_it);< / div >
< div class = "line" > < a name = "l00891" > < / a > < span class = "lineno" > 891< / span >   max_it = var_map.end();< / div >
< div class = "line" > < a name = "l00892" > < / a > < span class = "lineno" > 892< / span >   }< / div >
< div class = "line" > < a name = "l00893" > < / a > < span class = "lineno" > 893< / span >   }< / div >
< div class = "line" > < a name = "l00894" > < / a > < span class = "lineno" > 894< / span >   < / div >
< div class = "line" > < a name = "l00895" > < / a > < span class = "lineno" > 895< / span >   < span class = "comment" > // Insert missing encoding.< / span > < / div >
< div class = "line" > < a name = "l00896" > < / a > < span class = "lineno" > 896< / span >   < span class = "keywordtype" > int< / span > min_literal;< / div >
< div class = "line" > < a name = "l00897" > < / a > < span class = "lineno" > 897< / span >   < span class = "keywordtype" > int< / span > max_literal;< / div >
< div class = "line" > < a name = "l00898" > < / a > < span class = "lineno" > 898< / span >   < span class = "keywordflow" > if< / span > (min_it != var_map.end() & & max_it != var_map.end()) {< / div >
< div class = "line" > < a name = "l00899" > < / a > < span class = "lineno" > 899< / span >   min_literal = min_it-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00900" > < / a > < span class = "lineno" > 900< / span >   max_literal = max_it-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00901" > < / a > < span class = "lineno" > 901< / span >   < span class = "keywordflow" > if< / span > (min_literal != < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (max_literal)) {< / div >
< div class = "line" > < a name = "l00902" > < / a > < span class = "lineno" > 902< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables with 2 values: merge encoding literals" < / span > );< / div >
< div class = "line" > < a name = "l00903" > < / a > < span class = "lineno" > 903< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8fc1d49d1e1bf7261f15ccc6c23c4b10" > StoreBooleanEqualityRelation< / a > (min_literal, < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (max_literal));< / div >
< div class = "line" > < a name = "l00904" > < / a > < span class = "lineno" > 904< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00905" > < / a > < span class = "lineno" > 905< / span >   }< / div >
< div class = "line" > < a name = "l00906" > < / a > < span class = "lineno" > 906< / span >   min_literal = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (min_literal);< / div >
< div class = "line" > < a name = "l00907" > < / a > < span class = "lineno" > 907< / span >   max_literal = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (max_literal);< / div >
< div class = "line" > < a name = "l00908" > < / a > < span class = "lineno" > 908< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (min_literal)) < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (min_literal, < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (max_literal));< / div >
< div class = "line" > < a name = "l00909" > < / a > < span class = "lineno" > 909< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (min_it != var_map.end() & & max_it == var_map.end()) {< / div >
< div class = "line" > < a name = "l00910" > < / a > < span class = "lineno" > 910< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables with 2 values: register other encoding" < / span > );< / div >
< div class = "line" > < a name = "l00911" > < / a > < span class = "lineno" > 911< / span >   min_literal = min_it-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00912" > < / a > < span class = "lineno" > 912< / span >   max_literal = < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (min_literal);< / div >
< div class = "line" > < a name = "l00913" > < / a > < span class = "lineno" > 913< / span >   var_map[var_max] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (max_literal);< / div >
< div class = "line" > < a name = "l00914" > < / a > < span class = "lineno" > 914< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (min_it == var_map.end() & & max_it != var_map.end()) {< / div >
< div class = "line" > < a name = "l00915" > < / a > < span class = "lineno" > 915< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables with 2 values: register other encoding" < / span > );< / div >
< div class = "line" > < a name = "l00916" > < / a > < span class = "lineno" > 916< / span >   max_literal = max_it-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00917" > < / a > < span class = "lineno" > 917< / span >   min_literal = < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (max_literal);< / div >
< div class = "line" > < a name = "l00918" > < / a > < span class = "lineno" > 918< / span >   var_map[var_min] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (min_literal);< / div >
< div class = "line" > < a name = "l00919" > < / a > < span class = "lineno" > 919< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00920" > < / a > < span class = "lineno" > 920< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables with 2 values: create encoding literal" < / span > );< / div >
< div class = "line" > < a name = "l00921" > < / a > < span class = "lineno" > 921< / span >   max_literal = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0967c575f9db0c79ed2e7930a0d6a091" > NewBoolVar< / a > ();< / div >
< div class = "line" > < a name = "l00922" > < / a > < span class = "lineno" > 922< / span >   min_literal = < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (max_literal);< / div >
< div class = "line" > < a name = "l00923" > < / a > < span class = "lineno" > 923< / span >   var_map[var_min] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (min_literal);< / div >
< div class = "line" > < a name = "l00924" > < / a > < span class = "lineno" > 924< / span >   var_map[var_max] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (max_literal);< / div >
< div class = "line" > < a name = "l00925" > < / a > < span class = "lineno" > 925< / span >   }< / div >
< div class = "line" > < a name = "l00926" > < / a > < span class = "lineno" > 926< / span >   < / div >
< div class = "line" > < a name = "l00927" > < / a > < span class = "lineno" > 927< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (min_literal) || < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (max_literal)) {< / div >
< div class = "line" > < a name = "l00928" > < / a > < span class = "lineno" > 928< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (min_literal));< / div >
< div class = "line" > < a name = "l00929" > < / a > < span class = "lineno" > 929< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (max_literal));< / div >
< div class = "line" > < a name = "l00930" > < / a > < span class = "lineno" > 930< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables with 2 values: fixed encoding" < / span > );< / div >
< div class = "line" > < a name = "l00931" > < / a > < span class = "lineno" > 931< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a890f923209473cf55ac002d1b14bd9e2" > LiteralIsTrue< / a > (min_literal)) {< / div >
< div class = "line" > < a name = "l00932" > < / a > < span class = "lineno" > 932< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > void< / span > < span class = "keyword" > > < / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (var_min)));< / div >
< div class = "line" > < a name = "l00933" > < / a > < span class = "lineno" > 933< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00934" > < / a > < span class = "lineno" > 934< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > void< / span > < span class = "keyword" > > < / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (var_max)));< / div >
< div class = "line" > < a name = "l00935" > < / a > < span class = "lineno" > 935< / span >   }< / div >
< div class = "line" > < a name = "l00936" > < / a > < span class = "lineno" > 936< / span >   }< / div >
< div class = "line" > < a name = "l00937" > < / a > < span class = "lineno" > 937< / span >   < / div >
< div class = "line" > < a name = "l00938" > < / a > < span class = "lineno" > 938< / span >   < span class = "comment" > // Add affine relation.< / span > < / div >
< div class = "line" > < a name = "l00939" > < / a > < span class = "lineno" > 939< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > != < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (min_literal)) {< / div >
< div class = "line" > < a name = "l00940" > < / a > < span class = "lineno" > 940< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables with 2 values: new affine relation" < / span > );< / div >
< div class = "line" > < a name = "l00941" > < / a > < span class = "lineno" > 941< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (max_literal)) {< / div >
< div class = "line" > < a name = "l00942" > < / a > < span class = "lineno" > 942< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#afad3c5370d5ef3338d7a5455198e6364" > StoreAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (max_literal),< / div >
< div class = "line" > < a name = "l00943" > < / a > < span class = "lineno" > 943< / span >   var_max - var_min, var_min));< / div >
< div class = "line" > < a name = "l00944" > < / a > < span class = "lineno" > 944< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00945" > < / a > < span class = "lineno" > 945< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#afad3c5370d5ef3338d7a5455198e6364" > StoreAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (max_literal),< / div >
< div class = "line" > < a name = "l00946" > < / a > < span class = "lineno" > 946< / span >   var_min - var_max, var_max));< / div >
< div class = "line" > < a name = "l00947" > < / a > < span class = "lineno" > 947< / span >   }< / div >
< div class = "line" > < a name = "l00948" > < / a > < span class = "lineno" > 948< / span >   }< / div >
< div class = "line" > < a name = "l00949" > < / a > < span class = "lineno" > 949< / span >   }< / div >
< div class = "line" > < a name = "l00950" > < / a > < span class = "lineno" > 950< / span >   < / div >
< div class = "line" > < a name = "l00951" > < / a > < span class = "lineno" > 951< / span >   < span class = "keywordtype" > void< / span > PresolveContext::InsertVarValueEncodingInternal(< span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a name = "l00952" > < / a > < span class = "lineno" > 952< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ,< / div >
< div class = "line" > < a name = "l00953" > < / a > < span class = "lineno" > 953< / span >   < span class = "keywordtype" > bool< / span > add_constraints) {< / div >
< div class = "line" > < a name = "l00954" > < / a > < span class = "lineno" > 954< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ));< / div >
< div class = "line" > < a name = "l00955" > < / a > < span class = "lineno" > 955< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00956" > < / a > < span class = "lineno" > 956< / span >   absl::flat_hash_map< int64, SavedLiteral> & var_map = encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a name = "l00957" > < / a > < span class = "lineno" > 957< / span >   < / div >
< div class = "line" > < a name = "l00958" > < / a > < span class = "lineno" > 958< / span >   < span class = "comment" > // Ticky and rare: I have only observed this on the LNS of< / span > < / div >
< div class = "line" > < a name = "l00959" > < / a > < span class = "lineno" > 959< / span >   < span class = "comment" > // radiation_m18_12_05_sat.fzn. The value was encoded, but maybe we never< / span > < / div >
< div class = "line" > < a name = "l00960" > < / a > < span class = "lineno" > 960< / span >   < span class = "comment" > // used the involved variables / constraints, so it was removed (with the< / span > < / div >
< div class = "line" > < a name = "l00961" > < / a > < span class = "lineno" > 961< / span >   < span class = "comment" > // encoding constraints) from the model already! We have to be careful.< / span > < / div >
< div class = "line" > < a name = "l00962" > < / a > < span class = "lineno" > 962< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = var_map.find(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l00963" > < / a > < span class = "lineno" > 963< / span >   < span class = "keywordflow" > if< / span > (it != var_map.end()) {< / div >
< div class = "line" > < a name = "l00964" > < / a > < span class = "lineno" > 964< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > old_var = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (it-> second.Get(< span class = "keyword" > this< / span > ));< / div >
< div class = "line" > < a name = "l00965" > < / a > < span class = "lineno" > 965< / span >   < span class = "keywordflow" > if< / span > (removed_variables_.contains(old_var)) {< / div >
< div class = "line" > < a name = "l00966" > < / a > < span class = "lineno" > 966< / span >   var_map.erase(it);< / div >
< div class = "line" > < a name = "l00967" > < / a > < span class = "lineno" > 967< / span >   }< / div >
< div class = "line" > < a name = "l00968" > < / a > < span class = "lineno" > 968< / span >   }< / div >
< div class = "line" > < a name = "l00969" > < / a > < span class = "lineno" > 969< / span >   < / div >
< div class = "line" > < a name = "l00970" > < / a > < span class = "lineno" > 970< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > insert =< / div >
< div class = "line" > < a name = "l00971" > < / a > < span class = "lineno" > 971< / span >   var_map.insert(std::make_pair(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , SavedLiteral(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )));< / div >
< div class = "line" > < a name = "l00972" > < / a > < span class = "lineno" > 972< / span >   < / div >
< div class = "line" > < a name = "l00973" > < / a > < span class = "lineno" > 973< / span >   < span class = "comment" > // If an encoding already exist, make the two Boolean equals.< / span > < / div >
< div class = "line" > < a name = "l00974" > < / a > < span class = "lineno" > 974< / span >   < span class = "keywordflow" > if< / span > (!insert.second) {< / div >
< div class = "line" > < a name = "l00975" > < / a > < span class = "lineno" > 975< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > previous_literal = insert.first-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l00976" > < / a > < span class = "lineno" > 976< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > VariableWasRemoved< / a > (previous_literal));< / div >
< div class = "line" > < a name = "l00977" > < / a > < span class = "lineno" > 977< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > != previous_literal) {< / div >
< div class = "line" > < a name = "l00978" > < / a > < span class = "lineno" > 978< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< / div >
< div class = "line" > < a name = "l00979" > < / a > < span class = "lineno" > 979< / span >   < span class = "stringliteral" > " variables: merge equivalent var value encoding literals" < / span > );< / div >
< div class = "line" > < a name = "l00980" > < / a > < span class = "lineno" > 980< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8fc1d49d1e1bf7261f15ccc6c23c4b10" > StoreBooleanEqualityRelation< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , previous_literal);< / div >
< div class = "line" > < a name = "l00981" > < / a > < span class = "lineno" > 981< / span >   }< / div >
< div class = "line" > < a name = "l00982" > < / a > < span class = "lineno" > 982< / span >   < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00983" > < / a > < span class = "lineno" > 983< / span >   }< / div >
< div class = "line" > < a name = "l00984" > < / a > < span class = "lineno" > 984< / span >   < / div >
< div class = "line" > < a name = "l00985" > < / a > < span class = "lineno" > 985< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).Size() == 2) {< / div >
< div class = "line" > < a name = "l00986" > < / a > < span class = "lineno" > 986< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a7ea7bb314db4dbe4f3b2cac16a2af20f" > CanonicalizeDomainOfSizeTwo< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00987" > < / a > < span class = "lineno" > 987< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00988" > < / a > < span class = "lineno" > 988< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Insert lit(" < / span > < < < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < < < span class = "stringliteral" > " ) < => var(" < / span > < < < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div >
< div class = "line" > < a name = "l00989" > < / a > < span class = "lineno" > 989< / span >   < < < span class = "stringliteral" > " ) == " < / span > < < < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ;< / div >
< div class = "line" > < a name = "l00990" > < / a > < span class = "lineno" > 990< / span >   eq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ][< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ].insert(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l00991" > < / a > < span class = "lineno" > 991< / span >   neq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ][< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ].insert(< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ));< / div >
< div class = "line" > < a name = "l00992" > < / a > < span class = "lineno" > 992< / span >   < span class = "keywordflow" > if< / span > (add_constraints) {< / div >
< div class = "line" > < a name = "l00993" > < / a > < span class = "lineno" > 993< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables: add encoding constraint" < / span > );< / div >
< div class = "line" > < a name = "l00994" > < / a > < span class = "lineno" > 994< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af0280b2bda95804c4166638e7b490ce9" > AddImplyInDomain< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , Domain(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ));< / div >
< div class = "line" > < a name = "l00995" > < / a > < span class = "lineno" > 995< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#af0280b2bda95804c4166638e7b490ce9" > AddImplyInDomain< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ), < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , Domain(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ).Complement());< / div >
< div class = "line" > < a name = "l00996" > < / a > < span class = "lineno" > 996< / span >   }< / div >
< div class = "line" > < a name = "l00997" > < / a > < span class = "lineno" > 997< / span >   }< / div >
< div class = "line" > < a name = "l00998" > < / a > < span class = "lineno" > 998< / span >   }< / div >
< div class = "line" > < a name = "l00999" > < / a > < span class = "lineno" > 999< / span >   < / div >
< div class = "line" > < a name = "l01000" > < / a > < span class = "lineno" > 1000< / span >   < span class = "keywordtype" > bool< / span > PresolveContext::InsertHalfVarValueEncoding(< span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a name = "l01001" > < / a > < span class = "lineno" > 1001< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , < span class = "keywordtype" > bool< / span > imply_eq) {< / div >
< div class = "line" > < a name = "l01002" > < / a > < span class = "lineno" > 1002< / span >   < span class = "keywordflow" > if< / span > (is_unsat) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01003" > < / a > < span class = "lineno" > 1003< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l01004" > < / a > < span class = "lineno" > 1004< / span >   < / div >
< div class = "line" > < a name = "l01005" > < / a > < span class = "lineno" > 1005< / span >   < span class = "comment" > // Creates the linking sets on demand.< / span > < / div >
< div class = "line" > < a name = "l01006" > < / a > < span class = "lineno" > 1006< / span >   < span class = "comment" > // Insert the enforcement literal in the half encoding map.< / span > < / div >
< div class = "line" > < a name = "l01007" > < / a > < span class = "lineno" > 1007< / span >   < span class = "keyword" > auto< / span > & direct_set =< / div >
< div class = "line" > < a name = "l01008" > < / a > < span class = "lineno" > 1008< / span >   imply_eq ? eq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ][< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ] : neq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ][< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ];< / div >
< div class = "line" > < a name = "l01009" > < / a > < span class = "lineno" > 1009< / span >   < span class = "keywordflow" > if< / span > (!direct_set.insert(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ).second) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // Already there.< / span > < / div >
< div class = "line" > < a name = "l01010" > < / a > < span class = "lineno" > 1010< / span >   < / div >
< div class = "line" > < a name = "l01011" > < / a > < span class = "lineno" > 1011< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Collect lit(" < / span > < < < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < < < span class = "stringliteral" > " ) implies var(" < / span > < < < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div >
< div class = "line" > < a name = "l01012" > < / a > < span class = "lineno" > 1012< / span >   < < (imply_eq ? < span class = "stringliteral" > " ) == " < / span > : < span class = "stringliteral" > " ) != " < / span > ) < < < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ;< / div >
< div class = "line" > < a name = "l01013" > < / a > < span class = "lineno" > 1013< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables: detect half reified value encoding" < / span > );< / div >
< div class = "line" > < a name = "l01014" > < / a > < span class = "lineno" > 1014< / span >   < / div >
< div class = "line" > < a name = "l01015" > < / a > < span class = "lineno" > 1015< / span >   < span class = "comment" > // Note(user): We don' t expect a lot of literals in these sets, so doing< / span > < / div >
< div class = "line" > < a name = "l01016" > < / a > < span class = "lineno" > 1016< / span >   < span class = "comment" > // a scan should be okay.< / span > < / div >
< div class = "line" > < a name = "l01017" > < / a > < span class = "lineno" > 1017< / span >   < span class = "keyword" > auto< / span > & other_set =< / div >
< div class = "line" > < a name = "l01018" > < / a > < span class = "lineno" > 1018< / span >   imply_eq ? neq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ][< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ] : eq_half_encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ][< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ];< / div >
< div class = "line" > < a name = "l01019" > < / a > < span class = "lineno" > 1019< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > other : other_set) {< / div >
< div class = "line" > < a name = "l01020" > < / a > < span class = "lineno" > 1020< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (other) != < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01021" > < / a > < span class = "lineno" > 1021< / span >   < / div >
< div class = "line" > < a name = "l01022" > < / a > < span class = "lineno" > 1022< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " variables: detect fully reified value encoding" < / span > );< / div >
< div class = "line" > < a name = "l01023" > < / a > < span class = "lineno" > 1023< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > imply_eq_literal = imply_eq ? < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > : < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l01024" > < / a > < span class = "lineno" > 1024< / span >   InsertVarValueEncodingInternal(imply_eq_literal, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ,< / div >
< div class = "line" > < a name = "l01025" > < / a > < span class = "lineno" > 1025< / span >   < span class = "comment" > /*add_constraints=*/< / span > < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l01026" > < / a > < span class = "lineno" > 1026< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l01027" > < / a > < span class = "lineno" > 1027< / span >   }< / div >
< div class = "line" > < a name = "l01028" > < / a > < span class = "lineno" > 1028< / span >   < / div >
< div class = "line" > < a name = "l01029" > < / a > < span class = "lineno" > 1029< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01030" > < / a > < span class = "lineno" > 1030< / span >   }< / div >
< div class = "line" > < a name = "l01031" > < / a > < span class = "lineno" > 1031< / span >   < / div >
< div class = "line" > < a name = "l01032" > < / a > < span class = "lineno" > 1032< / span >   < span class = "keywordtype" > bool< / span > PresolveContext::CanonicalizeEncoding(< span class = "keywordtype" > int< / span > * ref, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > * < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ) {< / div >
< div class = "line" > < a name = "l01033" > < / a > < span class = "lineno" > 1033< / span >   < span class = "keyword" > const< / span > AffineRelation::Relation r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (*ref);< / div >
< div class = "line" > < a name = "l01034" > < / a > < span class = "lineno" > 1034< / span >   < span class = "keywordflow" > if< / span > ((*< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > - r.offset) % r.coeff != 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01035" > < / a > < span class = "lineno" > 1035< / span >   *ref = r.representative;< / div >
< div class = "line" > < a name = "l01036" > < / a > < span class = "lineno" > 1036< / span >   *< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = (*< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > - r.offset) / r.coeff;< / div >
< div class = "line" > < a name = "l01037" > < / a > < span class = "lineno" > 1037< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01038" > < / a > < span class = "lineno" > 1038< / span >   }< / div >
< div class = "line" > < a name = "l01039" > < / a > < span class = "lineno" > 1039< / span >   < / div >
< div class = "line" > < a name = "l01040" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a22b3d2a2f17c55ceb35a363c5225e9c0" > 1040< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a22b3d2a2f17c55ceb35a363c5225e9c0" > PresolveContext::InsertVarValueEncoding< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < span class = "keywordtype" > int< / span > ref,< / div >
< div class = "line" > < a name = "l01041" > < / a > < span class = "lineno" > 1041< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ) {< / div >
< div class = "line" > < a name = "l01042" > < / a > < span class = "lineno" > 1042< / span >   < span class = "keywordflow" > if< / span > (!RemapEncodingMaps()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l01043" > < / a > < span class = "lineno" > 1043< / span >   < span class = "keywordflow" > if< / span > (!CanonicalizeEncoding(& ref, & < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l01044" > < / a > < span class = "lineno" > 1044< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l01045" > < / a > < span class = "lineno" > 1045< / span >   InsertVarValueEncodingInternal(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , ref, < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , < span class = "comment" > /*add_constraints=*/< / span > < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l01046" > < / a > < span class = "lineno" > 1046< / span >   }< / div >
< div class = "line" > < a name = "l01047" > < / a > < span class = "lineno" > 1047< / span >   < / div >
< div class = "line" > < a name = "l01048" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a3dc318518f2e4259ed03b5d1c95316ef" > 1048< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a3dc318518f2e4259ed03b5d1c95316ef" > PresolveContext::StoreLiteralImpliesVarEqValue< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a name = "l01049" > < / a > < span class = "lineno" > 1049< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ) {< / div >
< div class = "line" > < a name = "l01050" > < / a > < span class = "lineno" > 1050< / span >   < span class = "keywordflow" > if< / span > (!RemapEncodingMaps()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01051" > < / a > < span class = "lineno" > 1051< / span >   < span class = "keywordflow" > if< / span > (!CanonicalizeEncoding(& < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , & < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01052" > < / a > < span class = "lineno" > 1052< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l01053" > < / a > < span class = "lineno" > 1053< / span >   < span class = "keywordflow" > return< / span > InsertHalfVarValueEncoding(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , < span class = "comment" > /*imply_eq=*/< / span > < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l01054" > < / a > < span class = "lineno" > 1054< / span >   }< / div >
< div class = "line" > < a name = "l01055" > < / a > < span class = "lineno" > 1055< / span >   < / div >
< div class = "line" > < a name = "l01056" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a31ade354475e7f6052e62f7befc21cf8" > 1056< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a31ade354475e7f6052e62f7befc21cf8" > PresolveContext::StoreLiteralImpliesVarNEqValue< / a > (< span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a name = "l01057" > < / a > < span class = "lineno" > 1057< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ) {< / div >
< div class = "line" > < a name = "l01058" > < / a > < span class = "lineno" > 1058< / span >   < span class = "keywordflow" > if< / span > (!RemapEncodingMaps()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01059" > < / a > < span class = "lineno" > 1059< / span >   < span class = "keywordflow" > if< / span > (!CanonicalizeEncoding(& < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , & < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01060" > < / a > < span class = "lineno" > 1060< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l01061" > < / a > < span class = "lineno" > 1061< / span >   < span class = "keywordflow" > return< / span > InsertHalfVarValueEncoding(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , < span class = "comment" > /*imply_eq=*/< / span > < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l01062" > < / a > < span class = "lineno" > 1062< / span >   }< / div >
< div class = "line" > < a name = "l01063" > < / a > < span class = "lineno" > 1063< / span >   < / div >
< div class = "line" > < a name = "l01064" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5dc188ab37464f666fcf4fed4ebbce0a" > 1064< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5dc188ab37464f666fcf4fed4ebbce0a" > PresolveContext::HasVarValueEncoding< / a > (< span class = "keywordtype" > int< / span > ref, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , < span class = "keywordtype" > int< / span > * < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) {< / div >
< div class = "line" > < a name = "l01065" > < / a > < span class = "lineno" > 1065< / span >   < span class = "keywordflow" > if< / span > (!RemapEncodingMaps()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01066" > < / a > < span class = "lineno" > 1066< / span >   < span class = "keywordflow" > if< / span > (!CanonicalizeEncoding(& ref, & < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01067" > < / a > < span class = "lineno" > 1067< / span >   < span class = "keyword" > const< / span > absl::flat_hash_map< int64, SavedLiteral> & var_map = encoding_[ref];< / div >
< div class = "line" > < a name = "l01068" > < / a > < span class = "lineno" > 1068< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = var_map.find(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l01069" > < / a > < span class = "lineno" > 1069< / span >   < span class = "keywordflow" > if< / span > (it != var_map.end()) {< / div >
< div class = "line" > < a name = "l01070" > < / a > < span class = "lineno" > 1070< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a name = "l01071" > < / a > < span class = "lineno" > 1071< / span >   *< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = it-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l01072" > < / a > < span class = "lineno" > 1072< / span >   }< / div >
< div class = "line" > < a name = "l01073" > < / a > < span class = "lineno" > 1073< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01074" > < / a > < span class = "lineno" > 1074< / span >   }< / div >
< div class = "line" > < a name = "l01075" > < / a > < span class = "lineno" > 1075< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01076" > < / a > < span class = "lineno" > 1076< / span >   }< / div >
< div class = "line" > < a name = "l01077" > < / a > < span class = "lineno" > 1077< / span >   < / div >
< div class = "line" > < a name = "l01078" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2d3663d98d826c7d782de9cda7b42344" > 1078< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2d3663d98d826c7d782de9cda7b42344" > PresolveContext::GetOrCreateVarValueEncoding< / a > (< span class = "keywordtype" > int< / span > ref, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ) {< / div >
< div class = "line" > < a name = "l01079" > < / a > < span class = "lineno" > 1079< / span >   < span class = "keywordflow" > if< / span > (!RemapEncodingMaps()) < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a98bc002ea916e55fddfa4740f373ac22" > GetOrCreateConstantVar< / a > (0);< / div >
< div class = "line" > < a name = "l01080" > < / a > < span class = "lineno" > 1080< / span >   < span class = "keywordflow" > if< / span > (!CanonicalizeEncoding(& ref, & < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )) < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a98bc002ea916e55fddfa4740f373ac22" > GetOrCreateConstantVar< / a > (0);< / div >
< div class = "line" > < a name = "l01081" > < / a > < span class = "lineno" > 1081< / span >   < / div >
< div class = "line" > < a name = "l01082" > < / a > < span class = "lineno" > 1082< / span >   < span class = "comment" > // Positive after CanonicalizeEncoding().< / span > < / div >
< div class = "line" > < a name = "l01083" > < / a > < span class = "lineno" > 1083< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = ref;< / div >
< div class = "line" > < a name = "l01084" > < / a > < span class = "lineno" > 1084< / span >   < / div >
< div class = "line" > < a name = "l01085" > < / a > < span class = "lineno" > 1085< / span >   < span class = "comment" > // Returns the false literal if the value is not in the domain.< / span > < / div >
< div class = "line" > < a name = "l01086" > < / a > < span class = "lineno" > 1086< / span >   < span class = "keywordflow" > if< / span > (!domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].Contains(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )) {< / div >
< div class = "line" > < a name = "l01087" > < / a > < span class = "lineno" > 1087< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a98bc002ea916e55fddfa4740f373ac22" > GetOrCreateConstantVar< / a > (0);< / div >
< div class = "line" > < a name = "l01088" > < / a > < span class = "lineno" > 1088< / span >   }< / div >
< div class = "line" > < a name = "l01089" > < / a > < span class = "lineno" > 1089< / span >   < / div >
< div class = "line" > < a name = "l01090" > < / a > < span class = "lineno" > 1090< / span >   < span class = "comment" > // Returns the associated literal if already present.< / span > < / div >
< div class = "line" > < a name = "l01091" > < / a > < span class = "lineno" > 1091< / span >   absl::flat_hash_map< int64, SavedLiteral> & var_map = encoding_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a name = "l01092" > < / a > < span class = "lineno" > 1092< / span >   < span class = "keyword" > auto< / span > it = var_map.find(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l01093" > < / a > < span class = "lineno" > 1093< / span >   < span class = "keywordflow" > if< / span > (it != var_map.end()) {< / div >
< div class = "line" > < a name = "l01094" > < / a > < span class = "lineno" > 1094< / span >   < span class = "keywordflow" > return< / span > it-> second.Get(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a name = "l01095" > < / a > < span class = "lineno" > 1095< / span >   }< / div >
< div class = "line" > < a name = "l01096" > < / a > < span class = "lineno" > 1096< / span >   < / div >
< div class = "line" > < a name = "l01097" > < / a > < span class = "lineno" > 1097< / span >   < span class = "comment" > // Special case for fixed domains.< / span > < / div >
< div class = "line" > < a name = "l01098" > < / a > < span class = "lineno" > 1098< / span >   < span class = "keywordflow" > if< / span > (domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].Size() == 1) {< / div >
< div class = "line" > < a name = "l01099" > < / a > < span class = "lineno" > 1099< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > true_literal = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a98bc002ea916e55fddfa4740f373ac22" > GetOrCreateConstantVar< / a > (1);< / div >
< div class = "line" > < a name = "l01100" > < / a > < span class = "lineno" > 1100< / span >   var_map[< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (true_literal);< / div >
< div class = "line" > < a name = "l01101" > < / a > < span class = "lineno" > 1101< / span >   < span class = "keywordflow" > return< / span > true_literal;< / div >
< div class = "line" > < a name = "l01102" > < / a > < span class = "lineno" > 1102< / span >   }< / div >
< div class = "line" > < a name = "l01103" > < / a > < span class = "lineno" > 1103< / span >   < / div >
< div class = "line" > < a name = "l01104" > < / a > < span class = "lineno" > 1104< / span >   < span class = "comment" > // Special case for domains of size 2.< / span > < / div >
< div class = "line" > < a name = "l01105" > < / a > < span class = "lineno" > 1105< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > var_min = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01106" > < / a > < span class = "lineno" > 1106< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > var_max = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01107" > < / a > < span class = "lineno" > 1107< / span >   < span class = "keywordflow" > if< / span > (domains[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].Size() == 2) {< / div >
< div class = "line" > < a name = "l01108" > < / a > < span class = "lineno" > 1108< / span >   < span class = "comment" > // Checks if the other value is already encoded.< / span > < / div >
< div class = "line" > < a name = "l01109" > < / a > < span class = "lineno" > 1109< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > other_value = < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > == var_min ? var_max : var_min;< / div >
< div class = "line" > < a name = "l01110" > < / a > < span class = "lineno" > 1110< / span >   < span class = "keyword" > auto< / span > other_it = var_map.find(other_value);< / div >
< div class = "line" > < a name = "l01111" > < / a > < span class = "lineno" > 1111< / span >   < span class = "keywordflow" > if< / span > (other_it != var_map.end()) {< / div >
< div class = "line" > < a name = "l01112" > < / a > < span class = "lineno" > 1112< / span >   < span class = "comment" > // Update the encoding map. The domain could have been reduced to size< / span > < / div >
< div class = "line" > < a name = "l01113" > < / a > < span class = "lineno" > 1113< / span >   < span class = "comment" > // two after the creation of the first literal.< / span > < / div >
< div class = "line" > < a name = "l01114" > < / a > < span class = "lineno" > 1114< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (other_it-> second.Get(< span class = "keyword" > this< / span > ));< / div >
< div class = "line" > < a name = "l01115" > < / a > < span class = "lineno" > 1115< / span >   var_map[< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l01116" > < / a > < span class = "lineno" > 1116< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ;< / div >
< div class = "line" > < a name = "l01117" > < / a > < span class = "lineno" > 1117< / span >   }< / div >
< div class = "line" > < a name = "l01118" > < / a > < span class = "lineno" > 1118< / span >   < / div >
< div class = "line" > < a name = "l01119" > < / a > < span class = "lineno" > 1119< / span >   < span class = "keywordflow" > if< / span > (var_min == 0 & & var_max == 1) {< / div >
< div class = "line" > < a name = "l01120" > < / a > < span class = "lineno" > 1120< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01121" > < / a > < span class = "lineno" > 1121< / span >   var_map[1] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (< a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > );< / div >
< div class = "line" > < a name = "l01122" > < / a > < span class = "lineno" > 1122< / span >   var_map[0] = < a class = "code" href = "classoperations__research_1_1sat_1_1_saved_literal.html" > SavedLiteral< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > ));< / div >
< div class = "line" > < a name = "l01123" > < / a > < span class = "lineno" > 1123< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > == 1 ? < a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > : < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > );< / div >
< div class = "line" > < a name = "l01124" > < / a > < span class = "lineno" > 1124< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01125" > < / a > < span class = "lineno" > 1125< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0967c575f9db0c79ed2e7930a0d6a091" > NewBoolVar< / a > ();< / div >
< div class = "line" > < a name = "l01126" > < / a > < span class = "lineno" > 1126< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a22b3d2a2f17c55ceb35a363c5225e9c0" > InsertVarValueEncoding< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , var_max);< / div >
< div class = "line" > < a name = "l01127" > < / a > < span class = "lineno" > 1127< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l01128" > < / a > < span class = "lineno" > 1128< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > == var_max ? < a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > : < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "preprocessor_8cc.html#abcdbe46fb8451a69d42c17abdb920021" > representative< / a > );< / div >
< div class = "line" > < a name = "l01129" > < / a > < span class = "lineno" > 1129< / span >   }< / div >
< div class = "line" > < a name = "l01130" > < / a > < span class = "lineno" > 1130< / span >   }< / div >
< div class = "line" > < a name = "l01131" > < / a > < span class = "lineno" > 1131< / span >   < / div >
< div class = "line" > < a name = "l01132" > < / a > < span class = "lineno" > 1132< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0967c575f9db0c79ed2e7930a0d6a091" > NewBoolVar< / a > ();< / div >
< div class = "line" > < a name = "l01133" > < / a > < span class = "lineno" > 1133< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a22b3d2a2f17c55ceb35a363c5225e9c0" > InsertVarValueEncoding< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l01134" > < / a > < span class = "lineno" > 1134< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > GetLiteralRepresentative< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l01135" > < / a > < span class = "lineno" > 1135< / span >   }< / div >
< div class = "line" > < a name = "l01136" > < / a > < span class = "lineno" > 1136< / span >   < / div >
< div class = "line" > < a name = "l01137" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aed2a07aad05b4ad8e05cf5fe7b239a1a" > 1137< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aed2a07aad05b4ad8e05cf5fe7b239a1a" > PresolveContext::ReadObjectiveFromProto< / a > () {< / div >
< div class = "line" > < a name = "l01138" > < / a > < span class = "lineno" > 1138< / span >   < span class = "keyword" > const< / span > CpObjectiveProto& obj = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> objective();< / div >
< div class = "line" > < a name = "l01139" > < / a > < span class = "lineno" > 1139< / span >   < / div >
< div class = "line" > < a name = "l01140" > < / a > < span class = "lineno" > 1140< / span >   objective_offset_ = obj.offset();< / div >
< div class = "line" > < a name = "l01141" > < / a > < span class = "lineno" > 1141< / span >   objective_scaling_factor_ = obj.scaling_factor();< / div >
< div class = "line" > < a name = "l01142" > < / a > < span class = "lineno" > 1142< / span >   < span class = "keywordflow" > if< / span > (objective_scaling_factor_ == 0.0) {< / div >
< div class = "line" > < a name = "l01143" > < / a > < span class = "lineno" > 1143< / span >   objective_scaling_factor_ = 1.0;< / div >
< div class = "line" > < a name = "l01144" > < / a > < span class = "lineno" > 1144< / span >   }< / div >
< div class = "line" > < a name = "l01145" > < / a > < span class = "lineno" > 1145< / span >   < span class = "keywordflow" > if< / span > (!obj.domain().empty()) {< / div >
< div class = "line" > < a name = "l01146" > < / a > < span class = "lineno" > 1146< / span >   < span class = "comment" > // We might relax this in CanonicalizeObjective() when we will compute< / span > < / div >
< div class = "line" > < a name = "l01147" > < / a > < span class = "lineno" > 1147< / span >   < span class = "comment" > // the possible objective domain from the domains of the variables.< / span > < / div >
< div class = "line" > < a name = "l01148" > < / a > < span class = "lineno" > 1148< / span >   objective_domain_is_constraining_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01149" > < / a > < span class = "lineno" > 1149< / span >   objective_domain_ = < a class = "code" href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > ReadDomainFromProto< / a > (obj);< / div >
< div class = "line" > < a name = "l01150" > < / a > < span class = "lineno" > 1150< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01151" > < / a > < span class = "lineno" > 1151< / span >   objective_domain_is_constraining_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01152" > < / a > < span class = "lineno" > 1152< / span >   objective_domain_ = < a class = "code" href = "classoperations__research_1_1_domain.html#a03a595b90f43d02186eb660424c6ca1b" > Domain::AllValues< / a > ();< / div >
< div class = "line" > < a name = "l01153" > < / a > < span class = "lineno" > 1153< / span >   }< / div >
< div class = "line" > < a name = "l01154" > < / a > < span class = "lineno" > 1154< / span >   < / div >
< div class = "line" > < a name = "l01155" > < / a > < span class = "lineno" > 1155< / span >   < span class = "comment" > // This is an upper bound of the higher magnitude that can be reach by< / span > < / div >
< div class = "line" > < a name = "l01156" > < / a > < span class = "lineno" > 1156< / span >   < span class = "comment" > // summing an objective partial sum. Because of the model validation, this< / span > < / div >
< div class = "line" > < a name = "l01157" > < / a > < span class = "lineno" > 1157< / span >   < span class = "comment" > // shouldn' t overflow, and we make sure it stays this way.< / span > < / div >
< div class = "line" > < a name = "l01158" > < / a > < span class = "lineno" > 1158< / span >   objective_overflow_detection_ = 0;< / div >
< div class = "line" > < a name = "l01159" > < / a > < span class = "lineno" > 1159< / span >   < / div >
< div class = "line" > < a name = "l01160" > < / a > < span class = "lineno" > 1160< / span >   objective_map_.clear();< / div >
< div class = "line" > < a name = "l01161" > < / a > < span class = "lineno" > 1161< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < obj.vars_size(); ++i) {< / div >
< div class = "line" > < a name = "l01162" > < / a > < span class = "lineno" > 1162< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ref = obj.vars(i);< / div >
< div class = "line" > < a name = "l01163" > < / a > < span class = "lineno" > 1163< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff = obj.coeffs(i);< / div >
< div class = "line" > < a name = "l01164" > < / a > < span class = "lineno" > 1164< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref)) coeff = -coeff;< / div >
< div class = "line" > < a name = "l01165" > < / a > < span class = "lineno" > 1165< / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref);< / div >
< div class = "line" > < a name = "l01166" > < / a > < span class = "lineno" > 1166< / span >   < / div >
< div class = "line" > < a name = "l01167" > < / a > < span class = "lineno" > 1167< / span >   objective_overflow_detection_ +=< / div >
< div class = "line" > < a name = "l01168" > < / a > < span class = "lineno" > 1168< / span >   std::abs(coeff) * < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )), std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )));< / div >
< div class = "line" > < a name = "l01169" > < / a > < span class = "lineno" > 1169< / span >   < / div >
< div class = "line" > < a name = "l01170" > < / a > < span class = "lineno" > 1170< / span >   objective_map_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] += coeff;< / div >
< div class = "line" > < a name = "l01171" > < / a > < span class = "lineno" > 1171< / span >   < span class = "keywordflow" > if< / span > (objective_map_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] == 0) {< / div >
< div class = "line" > < a name = "l01172" > < / a > < span class = "lineno" > 1172< / span >   objective_map_.erase(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01173" > < / a > < span class = "lineno" > 1173< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01174" > < / a > < span class = "lineno" > 1174< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01175" > < / a > < span class = "lineno" > 1175< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].insert(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01176" > < / a > < span class = "lineno" > 1176< / span >   }< / div >
< div class = "line" > < a name = "l01177" > < / a > < span class = "lineno" > 1177< / span >   }< / div >
< div class = "line" > < a name = "l01178" > < / a > < span class = "lineno" > 1178< / span >   }< / div >
< div class = "line" > < a name = "l01179" > < / a > < span class = "lineno" > 1179< / span >   < / div >
< div class = "line" > < a name = "l01180" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa62da782b2270ca293531a0aea153fba" > 1180< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa62da782b2270ca293531a0aea153fba" > PresolveContext::CanonicalizeObjective< / a > () {< / div >
< div class = "line" > < a name = "l01181" > < / a > < span class = "lineno" > 1181< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > offset_change = 0;< / div >
2020-12-07 17:47:46 +01:00
< div class = "line" > < a name = "l01182" > < / a > < span class = "lineno" > 1182< / span >   < / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01183" > < / a > < span class = "lineno" > 1183< / span >   < span class = "comment" > // We replace each entry by its affine representative.< / span > < / div >
< div class = "line" > < a name = "l01184" > < / a > < span class = "lineno" > 1184< / span >   < span class = "comment" > // Note that the non-deterministic loop is fine, but because we iterate< / span > < / div >
< div class = "line" > < a name = "l01185" > < / a > < span class = "lineno" > 1185< / span >   < span class = "comment" > // one the map while modifying it, it is safer to do a copy rather than to< / span > < / div >
< div class = "line" > < a name = "l01186" > < / a > < span class = "lineno" > 1186< / span >   < span class = "comment" > // try to handle that in one pass.< / span > < / div >
< div class = "line" > < a name = "l01187" > < / a > < span class = "lineno" > 1187< / span >   tmp_entries_.clear();< / div >
< div class = "line" > < a name = "l01188" > < / a > < span class = "lineno" > 1188< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : objective_map_) {< / div >
< div class = "line" > < a name = "l01189" > < / a > < span class = "lineno" > 1189< / span >   tmp_entries_.push_back(entry);< / div >
< div class = "line" > < a name = "l01190" > < / a > < span class = "lineno" > 1190< / span >   }< / div >
2020-12-07 17:47:46 +01:00
< div class = "line" > < a name = "l01191" > < / a > < span class = "lineno" > 1191< / span >   < / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01192" > < / a > < span class = "lineno" > 1192< / span >   < span class = "comment" > // TODO(user): This is a bit duplicated with the presolve linear code.< / span > < / div >
< div class = "line" > < a name = "l01193" > < / a > < span class = "lineno" > 1193< / span >   < span class = "comment" > // We also do not propagate back any domain restriction from the objective to< / span > < / div >
< div class = "line" > < a name = "l01194" > < / a > < span class = "lineno" > 1194< / span >   < span class = "comment" > // the variables if any.< / span > < / div >
< div class = "line" > < a name = "l01195" > < / a > < span class = "lineno" > 1195< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : tmp_entries_) {< / div >
< div class = "line" > < a name = "l01196" > < / a > < span class = "lineno" > 1196< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = entry.first;< / div >
< div class = "line" > < a name = "l01197" > < / a > < span class = "lineno" > 1197< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = objective_map_.find(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01198" > < / a > < span class = "lineno" > 1198< / span >   < span class = "keywordflow" > if< / span > (it == objective_map_.end()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01199" > < / a > < span class = "lineno" > 1199< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff = it-> second;< / div >
< div class = "line" > < a name = "l01200" > < / a > < span class = "lineno" > 1200< / span >   < / div >
< div class = "line" > < a name = "l01201" > < / a > < span class = "lineno" > 1201< / span >   < span class = "comment" > // If a variable only appear in objective, we can fix it!< / span > < / div >
< div class = "line" > < a name = "l01202" > < / a > < span class = "lineno" > 1202< / span >   < span class = "comment" > // Note that we don' t care if it was in affine relation, because if none< / span > < / div >
< div class = "line" > < a name = "l01203" > < / a > < span class = "lineno" > 1203< / span >   < span class = "comment" > // of the relations are left, then we can still fix it.< / span > < / div >
< div class = "line" > < a name = "l01204" > < / a > < span class = "lineno" > 1204< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab7b13b808e3dea6fc1e4006f7134e9f9" > keep_all_feasible_solutions< / a > & & !objective_domain_is_constraining_ & & < / div >
< div class = "line" > < a name = "l01205" > < / a > < span class = "lineno" > 1205< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > ConstraintVariableGraphIsUpToDate< / a > () & & < / div >
< div class = "line" > < a name = "l01206" > < / a > < span class = "lineno" > 1206< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].size() == 1 & & < / div >
< div class = "line" > < a name = "l01207" > < / a > < span class = "lineno" > 1207< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].contains(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > )) {< / div >
< div class = "line" > < a name = "l01208" > < / a > < span class = "lineno" > 1208< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > UpdateRuleStats< / a > (< span class = "stringliteral" > " objective: variable not used elsewhere" < / span > );< / div >
< div class = "line" > < a name = "l01209" > < / a > < span class = "lineno" > 1209< / span >   < span class = "keywordflow" > if< / span > (coeff > 0) {< / div >
< div class = "line" > < a name = "l01210" > < / a > < span class = "lineno" > 1210< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )))) {< / div >
< div class = "line" > < a name = "l01211" > < / a > < span class = "lineno" > 1211< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01212" > < / a > < span class = "lineno" > 1212< / span >   }< / div >
< div class = "line" > < a name = "l01213" > < / a > < span class = "lineno" > 1213< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01214" > < / a > < span class = "lineno" > 1214< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > IntersectDomainWith< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )))) {< / div >
< div class = "line" > < a name = "l01215" > < / a > < span class = "lineno" > 1215< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01216" > < / a > < span class = "lineno" > 1216< / span >   }< / div >
< div class = "line" > < a name = "l01217" > < / a > < span class = "lineno" > 1217< / span >   }< / div >
< div class = "line" > < a name = "l01218" > < / a > < span class = "lineno" > 1218< / span >   }< / div >
< div class = "line" > < a name = "l01219" > < / a > < span class = "lineno" > 1219< / span >   < / div >
< div class = "line" > < a name = "l01220" > < / a > < span class = "lineno" > 1220< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a name = "l01221" > < / a > < span class = "lineno" > 1221< / span >   offset_change += coeff * < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01222" > < / a > < span class = "lineno" > 1222< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01223" > < / a > < span class = "lineno" > 1223< / span >   objective_map_.erase(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01224" > < / a > < span class = "lineno" > 1224< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01225" > < / a > < span class = "lineno" > 1225< / span >   }< / div >
< div class = "line" > < a name = "l01226" > < / a > < span class = "lineno" > 1226< / span >   < / div >
< div class = "line" > < a name = "l01227" > < / a > < span class = "lineno" > 1227< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > AffineRelation::Relation< / a > r = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > GetAffineRelation< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01228" > < / a > < span class = "lineno" > 1228< / span >   < span class = "keywordflow" > if< / span > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > == < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01229" > < / a > < span class = "lineno" > 1229< / span >   < / div >
< div class = "line" > < a name = "l01230" > < / a > < span class = "lineno" > 1230< / span >   objective_map_.erase(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01231" > < / a > < span class = "lineno" > 1231< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01232" > < / a > < span class = "lineno" > 1232< / span >   < / div >
< div class = "line" > < a name = "l01233" > < / a > < span class = "lineno" > 1233< / span >   < span class = "comment" > // Do the substitution.< / span > < / div >
< div class = "line" > < a name = "l01234" > < / a > < span class = "lineno" > 1234< / span >   offset_change += coeff * r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > offset< / a > ;< / div >
< div class = "line" > < a name = "l01235" > < / a > < span class = "lineno" > 1235< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > new_coeff = objective_map_[r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ] += coeff * r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > coeff< / a > ;< / div >
< div class = "line" > < a name = "l01236" > < / a > < span class = "lineno" > 1236< / span >   < / div >
< div class = "line" > < a name = "l01237" > < / a > < span class = "lineno" > 1237< / span >   < span class = "comment" > // Process new term.< / span > < / div >
< div class = "line" > < a name = "l01238" > < / a > < span class = "lineno" > 1238< / span >   < span class = "keywordflow" > if< / span > (new_coeff == 0) {< / div >
< div class = "line" > < a name = "l01239" > < / a > < span class = "lineno" > 1239< / span >   objective_map_.erase(r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > );< / div >
< div class = "line" > < a name = "l01240" > < / a > < span class = "lineno" > 1240< / span >   var_to_constraints_[r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01241" > < / a > < span class = "lineno" > 1241< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01242" > < / a > < span class = "lineno" > 1242< / span >   var_to_constraints_[r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ].insert(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01243" > < / a > < span class = "lineno" > 1243< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > IsFixed< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > )) {< / div >
< div class = "line" > < a name = "l01244" > < / a > < span class = "lineno" > 1244< / span >   offset_change += new_coeff * < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > );< / div >
< div class = "line" > < a name = "l01245" > < / a > < span class = "lineno" > 1245< / span >   var_to_constraints_[r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > ].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01246" > < / a > < span class = "lineno" > 1246< / span >   objective_map_.erase(r.< a class = "code" href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > representative< / a > );< / div >
< div class = "line" > < a name = "l01247" > < / a > < span class = "lineno" > 1247< / span >   }< / div >
< div class = "line" > < a name = "l01248" > < / a > < span class = "lineno" > 1248< / span >   }< / div >
2020-12-07 17:47:46 +01:00
< div class = "line" > < a name = "l01249" > < / a > < span class = "lineno" > 1249< / span >   }< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01250" > < / a > < span class = "lineno" > 1250< / span >   < / div >
< div class = "line" > < a name = "l01251" > < / a > < span class = "lineno" > 1251< / span >   < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > implied_domain(0);< / div >
< div class = "line" > < a name = "l01252" > < / a > < span class = "lineno" > 1252< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > gcd(0);< / div >
< div class = "line" > < a name = "l01253" > < / a > < span class = "lineno" > 1253< / span >   < / div >
< div class = "line" > < a name = "l01254" > < / a > < span class = "lineno" > 1254< / span >   < span class = "comment" > // We need to sort the entries to be deterministic.< / span > < / div >
< div class = "line" > < a name = "l01255" > < / a > < span class = "lineno" > 1255< / span >   tmp_entries_.clear();< / div >
< div class = "line" > < a name = "l01256" > < / a > < span class = "lineno" > 1256< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : objective_map_) {< / div >
< div class = "line" > < a name = "l01257" > < / a > < span class = "lineno" > 1257< / span >   tmp_entries_.push_back(entry);< / div >
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< div class = "line" > < a name = "l01258" > < / a > < span class = "lineno" > 1258< / span >   }< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01259" > < / a > < span class = "lineno" > 1259< / span >   std::sort(tmp_entries_.begin(), tmp_entries_.end());< / div >
< div class = "line" > < a name = "l01260" > < / a > < span class = "lineno" > 1260< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : tmp_entries_) {< / div >
< div class = "line" > < a name = "l01261" > < / a > < span class = "lineno" > 1261< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = entry.first;< / div >
< div class = "line" > < a name = "l01262" > < / a > < span class = "lineno" > 1262< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff = entry.second;< / div >
< div class = "line" > < a name = "l01263" > < / a > < span class = "lineno" > 1263< / span >   gcd = < a class = "code" href = "classoperations__research_1_1_math_util.html#a02deedce87f0c011025ec7716b04e9ea" > MathUtil::GCD64< / a > (gcd, std::abs(coeff));< / div >
< div class = "line" > < a name = "l01264" > < / a > < span class = "lineno" > 1264< / span >   implied_domain =< / div >
< div class = "line" > < a name = "l01265" > < / a > < span class = "lineno" > 1265< / span >   implied_domain.< a class = "code" href = "classoperations__research_1_1_domain.html#a4f9af4a46ee07931e3e5e50f6ddfb8ad" > AdditionWith< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > DomainOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).MultiplicationBy(coeff))< / div >
< div class = "line" > < a name = "l01266" > < / a > < span class = "lineno" > 1266< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#abd2c59687cc53dda333d0f18c457389b" > RelaxIfTooComplex< / a > ();< / div >
< div class = "line" > < a name = "l01267" > < / a > < span class = "lineno" > 1267< / span >   }< / div >
< div class = "line" > < a name = "l01268" > < / a > < span class = "lineno" > 1268< / span >   < / div >
< div class = "line" > < a name = "l01269" > < / a > < span class = "lineno" > 1269< / span >   < span class = "comment" > // This is the new domain.< / span > < / div >
< div class = "line" > < a name = "l01270" > < / a > < span class = "lineno" > 1270< / span >   < span class = "comment" > // Note that the domain never include the offset.< / span > < / div >
< div class = "line" > < a name = "l01271" > < / a > < span class = "lineno" > 1271< / span >   objective_domain_ = objective_domain_.< a class = "code" href = "classoperations__research_1_1_domain.html#a4f9af4a46ee07931e3e5e50f6ddfb8ad" > AdditionWith< / a > (< a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (-offset_change))< / div >
< div class = "line" > < a name = "l01272" > < / a > < span class = "lineno" > 1272< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#a835826c4c5129b74553042a357a721ff" > IntersectionWith< / a > (implied_domain);< / div >
< div class = "line" > < a name = "l01273" > < / a > < span class = "lineno" > 1273< / span >   objective_domain_ =< / div >
< div class = "line" > < a name = "l01274" > < / a > < span class = "lineno" > 1274< / span >   objective_domain_.< a class = "code" href = "classoperations__research_1_1_domain.html#aee800549042643f64022ca6a1e554fa4" > SimplifyUsingImpliedDomain< / a > (implied_domain);< / div >
< div class = "line" > < a name = "l01275" > < / a > < span class = "lineno" > 1275< / span >   < / div >
< div class = "line" > < a name = "l01276" > < / a > < span class = "lineno" > 1276< / span >   < span class = "comment" > // Updat the offset.< / span > < / div >
< div class = "line" > < a name = "l01277" > < / a > < span class = "lineno" > 1277< / span >   objective_offset_ += offset_change;< / div >
< div class = "line" > < a name = "l01278" > < / a > < span class = "lineno" > 1278< / span >   < / div >
< div class = "line" > < a name = "l01279" > < / a > < span class = "lineno" > 1279< / span >   < span class = "comment" > // Maybe divide by GCD.< / span > < / div >
< div class = "line" > < a name = "l01280" > < / a > < span class = "lineno" > 1280< / span >   < span class = "keywordflow" > if< / span > (gcd > 1) {< / div >
< div class = "line" > < a name = "l01281" > < / a > < span class = "lineno" > 1281< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & entry : objective_map_) {< / div >
< div class = "line" > < a name = "l01282" > < / a > < span class = "lineno" > 1282< / span >   entry.second /= gcd;< / div >
< div class = "line" > < a name = "l01283" > < / a > < span class = "lineno" > 1283< / span >   }< / div >
< div class = "line" > < a name = "l01284" > < / a > < span class = "lineno" > 1284< / span >   objective_domain_ = objective_domain_.< a class = "code" href = "classoperations__research_1_1_domain.html#a3ee4169fd7956b77331450d8c7f16bfa" > InverseMultiplicationBy< / a > (gcd);< / div >
< div class = "line" > < a name = "l01285" > < / a > < span class = "lineno" > 1285< / span >   objective_offset_ /= < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (gcd);< / div >
< div class = "line" > < a name = "l01286" > < / a > < span class = "lineno" > 1286< / span >   objective_scaling_factor_ *= < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (gcd);< / div >
< div class = "line" > < a name = "l01287" > < / a > < span class = "lineno" > 1287< / span >   }< / div >
< div class = "line" > < a name = "l01288" > < / a > < span class = "lineno" > 1288< / span >   < / div >
< div class = "line" > < a name = "l01289" > < / a > < span class = "lineno" > 1289< / span >   < span class = "keywordflow" > if< / span > (objective_domain_.< a class = "code" href = "classoperations__research_1_1_domain.html#a8e12342fc420701fbffd97025421575a" > IsEmpty< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01290" > < / a > < span class = "lineno" > 1290< / span >   < / div >
< div class = "line" > < a name = "l01291" > < / a > < span class = "lineno" > 1291< / span >   < span class = "comment" > // Detect if the objective domain do not limit the " optimal" objective value.< / span > < / div >
< div class = "line" > < a name = "l01292" > < / a > < span class = "lineno" > 1292< / span >   < span class = "comment" > // If this is true, then we can apply any reduction that reduce the objective< / span > < / div >
< div class = "line" > < a name = "l01293" > < / a > < span class = "lineno" > 1293< / span >   < span class = "comment" > // value without any issues.< / span > < / div >
< div class = "line" > < a name = "l01294" > < / a > < span class = "lineno" > 1294< / span >   objective_domain_is_constraining_ =< / div >
< div class = "line" > < a name = "l01295" > < / a > < span class = "lineno" > 1295< / span >   !implied_domain< / div >
< div class = "line" > < a name = "l01296" > < / a > < span class = "lineno" > 1296< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#a835826c4c5129b74553042a357a721ff" > IntersectionWith< / a > (< a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (< a class = "code" href = "integral__types_8h.html#af458164b470cbba416d5ed579e00ff60" > kint64min< / a > , objective_domain_.< a class = "code" href = "classoperations__research_1_1_domain.html#a5fa627799e723b650fe562b05e1fef5f" > Max< / a > ()))< / div >
< div class = "line" > < a name = "l01297" > < / a > < span class = "lineno" > 1297< / span >   .< a class = "code" href = "classoperations__research_1_1_domain.html#a1f922def1b57974333f228818cd04e68" > IsIncludedIn< / a > (objective_domain_);< / div >
< div class = "line" > < a name = "l01298" > < / a > < span class = "lineno" > 1298< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01299" > < / a > < span class = "lineno" > 1299< / span >   }< / div >
< div class = "line" > < a name = "l01300" > < / a > < span class = "lineno" > 1300< / span >   < / div >
< div class = "line" > < a name = "l01301" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a94ad431a9582ee939e6e3aa8961a2f90" > 1301< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a94ad431a9582ee939e6e3aa8961a2f90" > PresolveContext::SubstituteVariableInObjective< / a > (< / div >
< div class = "line" > < a name = "l01302" > < / a > < span class = "lineno" > 1302< / span >   < span class = "keywordtype" > int< / span > var_in_equality, < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff_in_equality,< / div >
< div class = "line" > < a name = "l01303" > < / a > < span class = "lineno" > 1303< / span >   < span class = "keyword" > const< / span > ConstraintProto& equality, std::vector< int> * new_vars_in_objective) {< / div >
< div class = "line" > < a name = "l01304" > < / a > < span class = "lineno" > 1304< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (equality.enforcement_literal().empty());< / div >
< div class = "line" > < a name = "l01305" > < / a > < span class = "lineno" > 1305< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (var_in_equality));< / div >
< div class = "line" > < a name = "l01306" > < / a > < span class = "lineno" > 1306< / span >   < / div >
< div class = "line" > < a name = "l01307" > < / a > < span class = "lineno" > 1307< / span >   < span class = "keywordflow" > if< / span > (new_vars_in_objective != < span class = "keyword" > nullptr< / span > ) new_vars_in_objective-> clear();< / div >
< div class = "line" > < a name = "l01308" > < / a > < span class = "lineno" > 1308< / span >   < / div >
< div class = "line" > < a name = "l01309" > < / a > < span class = "lineno" > 1309< / span >   < span class = "comment" > // We can only " easily" substitute if the objective coefficient is a multiple< / span > < / div >
< div class = "line" > < a name = "l01310" > < / a > < span class = "lineno" > 1310< / span >   < span class = "comment" > // of the one in the constraint.< / span > < / div >
< div class = "line" > < a name = "l01311" > < / a > < span class = "lineno" > 1311< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff_in_objective =< / div >
< div class = "line" > < a name = "l01312" > < / a > < span class = "lineno" > 1312< / span >   < a class = "code" href = "namespacegtl.html#abce27d097bc5680207b294bdad75f59f" > gtl::FindOrDie< / a > (objective_map_, var_in_equality);< / div >
< div class = "line" > < a name = "l01313" > < / a > < span class = "lineno" > 1313< / span >   < a class = "code" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (coeff_in_equality, 0);< / div >
< div class = "line" > < a name = "l01314" > < / a > < span class = "lineno" > 1314< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (coeff_in_objective % coeff_in_equality, 0);< / div >
< div class = "line" > < a name = "l01315" > < / a > < span class = "lineno" > 1315< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > multiplier = coeff_in_objective / coeff_in_equality;< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l01316" > < / a > < span class = "lineno" > 1316< / span >   < / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01317" > < / a > < span class = "lineno" > 1317< / span >   < span class = "comment" > // Abort if the new objective seems to violate our overflow preconditions.< / span > < / div >
< div class = "line" > < a name = "l01318" > < / a > < span class = "lineno" > 1318< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > change = 0;< / div >
< div class = "line" > < a name = "l01319" > < / a > < span class = "lineno" > 1319< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < equality.linear().vars().size(); ++i) {< / div >
< div class = "line" > < a name = "l01320" > < / a > < span class = "lineno" > 1320< / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = equality.linear().vars(i);< / div >
< div class = "line" > < a name = "l01321" > < / a > < span class = "lineno" > 1321< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) == var_in_equality) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01322" > < / a > < span class = "lineno" > 1322< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff = equality.linear().coeffs(i);< / div >
< div class = "line" > < a name = "l01323" > < / a > < span class = "lineno" > 1323< / span >   change +=< / div >
< div class = "line" > < a name = "l01324" > < / a > < span class = "lineno" > 1324< / span >   std::abs(coeff) * < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )), std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )));< / div >
< div class = "line" > < a name = "l01325" > < / a > < span class = "lineno" > 1325< / span >   }< / div >
< div class = "line" > < a name = "l01326" > < / a > < span class = "lineno" > 1326< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > new_value =< / div >
< div class = "line" > < a name = "l01327" > < / a > < span class = "lineno" > 1327< / span >   < a class = "code" href = "namespaceoperations__research.html#a99264812cf177270e521f226a5c012c3" > CapAdd< / a > (< a class = "code" href = "namespaceoperations__research.html#ab216763dccd16f5060d2fbcfb08173fb" > CapProd< / a > (std::abs(multiplier), change),< / div >
< div class = "line" > < a name = "l01328" > < / a > < span class = "lineno" > 1328< / span >   objective_overflow_detection_ -< / div >
< div class = "line" > < a name = "l01329" > < / a > < span class = "lineno" > 1329< / span >   std::abs(coeff_in_equality) *< / div >
< div class = "line" > < a name = "l01330" > < / a > < span class = "lineno" > 1330< / span >   < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > MinOf< / a > (var_in_equality)),< / div >
< div class = "line" > < a name = "l01331" > < / a > < span class = "lineno" > 1331< / span >   std::abs(< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > MaxOf< / a > (var_in_equality))));< / div >
< div class = "line" > < a name = "l01332" > < / a > < span class = "lineno" > 1332< / span >   < span class = "keywordflow" > if< / span > (new_value == < a class = "code" href = "integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719" > kint64max< / a > ) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01333" > < / a > < span class = "lineno" > 1333< / span >   objective_overflow_detection_ = new_value;< / div >
< div class = "line" > < a name = "l01334" > < / a > < span class = "lineno" > 1334< / span >   < / div >
< div class = "line" > < a name = "l01335" > < / a > < span class = "lineno" > 1335< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < equality.linear().vars().size(); ++i) {< / div >
< div class = "line" > < a name = "l01336" > < / a > < span class = "lineno" > 1336< / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = equality.linear().vars(i);< / div >
< div class = "line" > < a name = "l01337" > < / a > < span class = "lineno" > 1337< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > coeff = equality.linear().coeffs(i);< / div >
< div class = "line" > < a name = "l01338" > < / a > < span class = "lineno" > 1338< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a name = "l01339" > < / a > < span class = "lineno" > 1339< / span >   < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01340" > < / a > < span class = "lineno" > 1340< / span >   coeff = -coeff;< / div >
< div class = "line" > < a name = "l01341" > < / a > < span class = "lineno" > 1341< / span >   }< / div >
< div class = "line" > < a name = "l01342" > < / a > < span class = "lineno" > 1342< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > == var_in_equality) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l01343" > < / a > < span class = "lineno" > 1343< / span >   < / div >
< div class = "line" > < a name = "l01344" > < / a > < span class = "lineno" > 1344< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > & map_ref = objective_map_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a name = "l01345" > < / a > < span class = "lineno" > 1345< / span >   < span class = "keywordflow" > if< / span > (map_ref == 0 & & new_vars_in_objective != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a name = "l01346" > < / a > < span class = "lineno" > 1346< / span >   new_vars_in_objective-> push_back(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01347" > < / a > < span class = "lineno" > 1347< / span >   }< / div >
< div class = "line" > < a name = "l01348" > < / a > < span class = "lineno" > 1348< / span >   map_ref -= coeff * multiplier;< / div >
2020-12-07 17:47:46 +01:00
< div class = "line" > < a name = "l01349" > < / a > < span class = "lineno" > 1349< / span >   < / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01350" > < / a > < span class = "lineno" > 1350< / span >   < span class = "keywordflow" > if< / span > (map_ref == 0) {< / div >
< div class = "line" > < a name = "l01351" > < / a > < span class = "lineno" > 1351< / span >   objective_map_.erase(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l01352" > < / a > < span class = "lineno" > 1352< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01353" > < / a > < span class = "lineno" > 1353< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01354" > < / a > < span class = "lineno" > 1354< / span >   var_to_constraints_[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].insert(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01355" > < / a > < span class = "lineno" > 1355< / span >   }< / div >
< div class = "line" > < a name = "l01356" > < / a > < span class = "lineno" > 1356< / span >   }< / div >
< div class = "line" > < a name = "l01357" > < / a > < span class = "lineno" > 1357< / span >   < / div >
< div class = "line" > < a name = "l01358" > < / a > < span class = "lineno" > 1358< / span >   objective_map_.erase(var_in_equality);< / div >
< div class = "line" > < a name = "l01359" > < / a > < span class = "lineno" > 1359< / span >   var_to_constraints_[var_in_equality].erase(< a class = "code" href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > kObjectiveConstraint< / a > );< / div >
< div class = "line" > < a name = "l01360" > < / a > < span class = "lineno" > 1360< / span >   < / div >
< div class = "line" > < a name = "l01361" > < / a > < span class = "lineno" > 1361< / span >   < span class = "comment" > // Deal with the offset.< / span > < / div >
< div class = "line" > < a name = "l01362" > < / a > < span class = "lineno" > 1362< / span >   < a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > offset = < a class = "code" href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > ReadDomainFromProto< / a > (equality.linear());< / div >
< div class = "line" > < a name = "l01363" > < / a > < span class = "lineno" > 1363< / span >   < a class = "code" href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > (offset.< a class = "code" href = "classoperations__research_1_1_domain.html#a53e9735282c0bf0769962bd1b6a643bc" > Min< / a > (), offset.< a class = "code" href = "classoperations__research_1_1_domain.html#a5fa627799e723b650fe562b05e1fef5f" > Max< / a > ());< / div >
< div class = "line" > < a name = "l01364" > < / a > < span class = "lineno" > 1364< / span >   < span class = "keywordtype" > bool< / span > exact = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01365" > < / a > < span class = "lineno" > 1365< / span >   offset = offset.< a class = "code" href = "classoperations__research_1_1_domain.html#a2c39a0f7b7aec3c48a4cef3a4a54e5d5" > MultiplicationBy< / a > (multiplier, & exact);< / div >
< div class = "line" > < a name = "l01366" > < / a > < span class = "lineno" > 1366< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (exact);< / div >
< div class = "line" > < a name = "l01367" > < / a > < span class = "lineno" > 1367< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!offset.< a class = "code" href = "classoperations__research_1_1_domain.html#a8e12342fc420701fbffd97025421575a" > IsEmpty< / a > ());< / div >
< div class = "line" > < a name = "l01368" > < / a > < span class = "lineno" > 1368< / span >   < / div >
< div class = "line" > < a name = "l01369" > < / a > < span class = "lineno" > 1369< / span >   < span class = "comment" > // Tricky: The objective domain is without the offset, so we need to shift it.< / span > < / div >
< div class = "line" > < a name = "l01370" > < / a > < span class = "lineno" > 1370< / span >   objective_offset_ += < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (offset.< a class = "code" href = "classoperations__research_1_1_domain.html#a53e9735282c0bf0769962bd1b6a643bc" > Min< / a > ());< / div >
< div class = "line" > < a name = "l01371" > < / a > < span class = "lineno" > 1371< / span >   objective_domain_ = objective_domain_.< a class = "code" href = "classoperations__research_1_1_domain.html#a4f9af4a46ee07931e3e5e50f6ddfb8ad" > AdditionWith< / a > (< a class = "code" href = "classoperations__research_1_1_domain.html" > Domain< / a > (-offset.< a class = "code" href = "classoperations__research_1_1_domain.html#a53e9735282c0bf0769962bd1b6a643bc" > Min< / a > ()));< / div >
< div class = "line" > < a name = "l01372" > < / a > < span class = "lineno" > 1372< / span >   < / div >
< div class = "line" > < a name = "l01373" > < / a > < span class = "lineno" > 1373< / span >   < span class = "comment" > // Because we can assume that the constraint we used was constraining< / span > < / div >
< div class = "line" > < a name = "l01374" > < / a > < span class = "lineno" > 1374< / span >   < span class = "comment" > // (otherwise it would have been removed), the objective domain should be now< / span > < / div >
< div class = "line" > < a name = "l01375" > < / a > < span class = "lineno" > 1375< / span >   < span class = "comment" > // constraining.< / span > < / div >
< div class = "line" > < a name = "l01376" > < / a > < span class = "lineno" > 1376< / span >   objective_domain_is_constraining_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01377" > < / a > < span class = "lineno" > 1377< / span >   < / div >
< div class = "line" > < a name = "l01378" > < / a > < span class = "lineno" > 1378< / span >   < span class = "keywordflow" > if< / span > (objective_domain_.< a class = "code" href = "classoperations__research_1_1_domain.html#a8e12342fc420701fbffd97025421575a" > IsEmpty< / a > ()) {< / div >
< div class = "line" > < a name = "l01379" > < / a > < span class = "lineno" > 1379< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5aa53538ba8adaa0bea1c3c0727425b0" > NotifyThatModelIsUnsat< / a > ();< / div >
< div class = "line" > < a name = "l01380" > < / a > < span class = "lineno" > 1380< / span >   }< / div >
< div class = "line" > < a name = "l01381" > < / a > < span class = "lineno" > 1381< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01382" > < / a > < span class = "lineno" > 1382< / span >   }< / div >
< div class = "line" > < a name = "l01383" > < / a > < span class = "lineno" > 1383< / span >   < / div >
< div class = "line" > < a name = "l01384" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a36794cf424ca2d69bc4774437a61a88e" > 1384< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a36794cf424ca2d69bc4774437a61a88e" > PresolveContext::WriteObjectiveToProto< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l01385" > < / a > < span class = "lineno" > 1385< / span >   < span class = "comment" > // We need to sort the entries to be deterministic.< / span > < / div >
< div class = "line" > < a name = "l01386" > < / a > < span class = "lineno" > 1386< / span >   std::vector< std::pair< int, int64> > entries;< / div >
< div class = "line" > < a name = "l01387" > < / a > < span class = "lineno" > 1387< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : objective_map_) {< / div >
< div class = "line" > < a name = "l01388" > < / a > < span class = "lineno" > 1388< / span >   entries.push_back(entry);< / div >
< div class = "line" > < a name = "l01389" > < / a > < span class = "lineno" > 1389< / span >   }< / div >
< div class = "line" > < a name = "l01390" > < / a > < span class = "lineno" > 1390< / span >   std::sort(entries.begin(), entries.end());< / div >
< div class = "line" > < a name = "l01391" > < / a > < span class = "lineno" > 1391< / span >   < / div >
< div class = "line" > < a name = "l01392" > < / a > < span class = "lineno" > 1392< / span >   CpObjectiveProto* mutable_obj = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> mutable_objective();< / div >
< div class = "line" > < a name = "l01393" > < / a > < span class = "lineno" > 1393< / span >   mutable_obj-> set_offset(objective_offset_);< / div >
< div class = "line" > < a name = "l01394" > < / a > < span class = "lineno" > 1394< / span >   mutable_obj-> set_scaling_factor(objective_scaling_factor_);< / div >
< div class = "line" > < a name = "l01395" > < / a > < span class = "lineno" > 1395< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > FillDomainInProto< / a > (objective_domain_, mutable_obj);< / div >
< div class = "line" > < a name = "l01396" > < / a > < span class = "lineno" > 1396< / span >   mutable_obj-> clear_vars();< / div >
< div class = "line" > < a name = "l01397" > < / a > < span class = "lineno" > 1397< / span >   mutable_obj-> clear_coeffs();< / div >
< div class = "line" > < a name = "l01398" > < / a > < span class = "lineno" > 1398< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : entries) {< / div >
< div class = "line" > < a name = "l01399" > < / a > < span class = "lineno" > 1399< / span >   mutable_obj-> add_vars(entry.first);< / div >
< div class = "line" > < a name = "l01400" > < / a > < span class = "lineno" > 1400< / span >   mutable_obj-> add_coeffs(entry.second);< / div >
< div class = "line" > < a name = "l01401" > < / a > < span class = "lineno" > 1401< / span >   }< / div >
< div class = "line" > < a name = "l01402" > < / a > < span class = "lineno" > 1402< / span >   }< / div >
< div class = "line" > < a name = "l01403" > < / a > < span class = "lineno" > 1403< / span >   < / div >
< div class = "line" > < a name = "l01404" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#adc37a02104d979e9943fadfd2e209686" > 1404< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#adc37a02104d979e9943fadfd2e209686" > PresolveContext::GetOrCreateReifiedPrecedenceLiteral< / a > (< span class = "keywordtype" > int< / span > time_i, < span class = "keywordtype" > int< / span > time_j,< / div >
< div class = "line" > < a name = "l01405" > < / a > < span class = "lineno" > 1405< / span >   < span class = "keywordtype" > int< / span > active_i,< / div >
< div class = "line" > < a name = "l01406" > < / a > < span class = "lineno" > 1406< / span >   < span class = "keywordtype" > int< / span > active_j) {< / div >
< div class = "line" > < a name = "l01407" > < / a > < span class = "lineno" > 1407< / span >   < span class = "comment" > // Sort the active literals.< / span > < / div >
< div class = "line" > < a name = "l01408" > < / a > < span class = "lineno" > 1408< / span >   < span class = "keywordflow" > if< / span > (active_j < active_i) std::swap(active_i, active_j);< / div >
< div class = "line" > < a name = "l01409" > < / a > < span class = "lineno" > 1409< / span >   < / div >
< div class = "line" > < a name = "l01410" > < / a > < span class = "lineno" > 1410< / span >   < span class = "keyword" > const< / span > std::tuple< int, int, int, int> key =< / div >
< div class = "line" > < a name = "l01411" > < / a > < span class = "lineno" > 1411< / span >   std::make_tuple(time_i, time_j, active_i, active_j);< / div >
< div class = "line" > < a name = "l01412" > < / a > < span class = "lineno" > 1412< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & it = reified_precedences_cache_.find(key);< / div >
< div class = "line" > < a name = "l01413" > < / a > < span class = "lineno" > 1413< / span >   < span class = "keywordflow" > if< / span > (it != reified_precedences_cache_.end()) < span class = "keywordflow" > return< / span > it-> second;< / div >
< div class = "line" > < a name = "l01414" > < / a > < span class = "lineno" > 1414< / span >   < / div >
< div class = "line" > < a name = "l01415" > < / a > < span class = "lineno" > 1415< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > result = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0967c575f9db0c79ed2e7930a0d6a091" > NewBoolVar< / a > ();< / div >
< div class = "line" > < a name = "l01416" > < / a > < span class = "lineno" > 1416< / span >   reified_precedences_cache_[key] = result;< / div >
< div class = "line" > < a name = "l01417" > < / a > < span class = "lineno" > 1417< / span >   < / div >
< div class = "line" > < a name = "l01418" > < / a > < span class = "lineno" > 1418< / span >   < span class = "comment" > // result => (time_i < = time_j) & & active_i & & active_j.< / span > < / div >
< div class = "line" > < a name = "l01419" > < / a > < span class = "lineno" > 1419< / span >   ConstraintProto* < span class = "keyword" > const< / span > lesseq = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> add_constraints();< / div >
< div class = "line" > < a name = "l01420" > < / a > < span class = "lineno" > 1420< / span >   lesseq-> add_enforcement_literal(result);< / div >
< div class = "line" > < a name = "l01421" > < / a > < span class = "lineno" > 1421< / span >   lesseq-> mutable_linear()-> add_vars(time_i);< / div >
< div class = "line" > < a name = "l01422" > < / a > < span class = "lineno" > 1422< / span >   lesseq-> mutable_linear()-> add_vars(time_j);< / div >
< div class = "line" > < a name = "l01423" > < / a > < span class = "lineno" > 1423< / span >   lesseq-> mutable_linear()-> add_coeffs(-1);< / div >
< div class = "line" > < a name = "l01424" > < / a > < span class = "lineno" > 1424< / span >   lesseq-> mutable_linear()-> add_coeffs(1);< / div >
< div class = "line" > < a name = "l01425" > < / a > < span class = "lineno" > 1425< / span >   lesseq-> mutable_linear()-> add_domain(0);< / div >
< div class = "line" > < a name = "l01426" > < / a > < span class = "lineno" > 1426< / span >   lesseq-> mutable_linear()-> add_domain(< a class = "code" href = "integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719" > kint64max< / a > );< / div >
< div class = "line" > < a name = "l01427" > < / a > < span class = "lineno" > 1427< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a890f923209473cf55ac002d1b14bd9e2" > LiteralIsTrue< / a > (active_i)) {< / div >
< div class = "line" > < a name = "l01428" > < / a > < span class = "lineno" > 1428< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1aadaad9b8af16ab5a208c682e2e1717" > AddImplication< / a > (result, active_i);< / div >
< div class = "line" > < a name = "l01429" > < / a > < span class = "lineno" > 1429< / span >   }< / div >
< div class = "line" > < a name = "l01430" > < / a > < span class = "lineno" > 1430< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a890f923209473cf55ac002d1b14bd9e2" > LiteralIsTrue< / a > (active_j)) {< / div >
< div class = "line" > < a name = "l01431" > < / a > < span class = "lineno" > 1431< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1aadaad9b8af16ab5a208c682e2e1717" > AddImplication< / a > (result, active_j);< / div >
< div class = "line" > < a name = "l01432" > < / a > < span class = "lineno" > 1432< / span >   }< / div >
< div class = "line" > < a name = "l01433" > < / a > < span class = "lineno" > 1433< / span >   < / div >
< div class = "line" > < a name = "l01434" > < / a > < span class = "lineno" > 1434< / span >   < span class = "comment" > // Not(result) & & active_i & & active_j => (time_i > time_j)< / span > < / div >
< div class = "line" > < a name = "l01435" > < / a > < span class = "lineno" > 1435< / span >   ConstraintProto* < span class = "keyword" > const< / span > greater = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> add_constraints();< / div >
< div class = "line" > < a name = "l01436" > < / a > < span class = "lineno" > 1436< / span >   greater-> mutable_linear()-> add_vars(time_i);< / div >
< div class = "line" > < a name = "l01437" > < / a > < span class = "lineno" > 1437< / span >   greater-> mutable_linear()-> add_vars(time_j);< / div >
< div class = "line" > < a name = "l01438" > < / a > < span class = "lineno" > 1438< / span >   greater-> mutable_linear()-> add_coeffs(-1);< / div >
< div class = "line" > < a name = "l01439" > < / a > < span class = "lineno" > 1439< / span >   greater-> mutable_linear()-> add_coeffs(1);< / div >
< div class = "line" > < a name = "l01440" > < / a > < span class = "lineno" > 1440< / span >   greater-> mutable_linear()-> add_domain(< a class = "code" href = "integral__types_8h.html#af458164b470cbba416d5ed579e00ff60" > kint64min< / a > );< / div >
< div class = "line" > < a name = "l01441" > < / a > < span class = "lineno" > 1441< / span >   greater-> mutable_linear()-> add_domain(-1);< / div >
< div class = "line" > < a name = "l01442" > < / a > < span class = "lineno" > 1442< / span >   < / div >
< div class = "line" > < a name = "l01443" > < / a > < span class = "lineno" > 1443< / span >   < span class = "comment" > // Manages enforcement literal.< / span > < / div >
< div class = "line" > < a name = "l01444" > < / a > < span class = "lineno" > 1444< / span >   greater-> add_enforcement_literal(< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (result));< / div >
< div class = "line" > < a name = "l01445" > < / a > < span class = "lineno" > 1445< / span >   greater-> add_enforcement_literal(active_i);< / div >
< div class = "line" > < a name = "l01446" > < / a > < span class = "lineno" > 1446< / span >   greater-> add_enforcement_literal(active_j);< / div >
< div class = "line" > < a name = "l01447" > < / a > < span class = "lineno" > 1447< / span >   < / div >
< div class = "line" > < a name = "l01448" > < / a > < span class = "lineno" > 1448< / span >   < span class = "comment" > // This is redundant but should improves performance.< / span > < / div >
< div class = "line" > < a name = "l01449" > < / a > < span class = "lineno" > 1449< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l01450" > < / a > < span class = "lineno" > 1450< / span >   < span class = "comment" > // If GetOrCreateReifiedPrecedenceLiteral(time_j, time_i, active_j, active_j)< / span > < / div >
< div class = "line" > < a name = "l01451" > < / a > < span class = "lineno" > 1451< / span >   < span class = "comment" > // (the reverse precedence) has been called too, then we can link the two< / span > < / div >
< div class = "line" > < a name = "l01452" > < / a > < span class = "lineno" > 1452< / span >   < span class = "comment" > // precedence literals, and the two active literals together.< / span > < / div >
< div class = "line" > < a name = "l01453" > < / a > < span class = "lineno" > 1453< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & rev_it = reified_precedences_cache_.find(< / div >
< div class = "line" > < a name = "l01454" > < / a > < span class = "lineno" > 1454< / span >   std::make_tuple(time_j, time_i, active_i, active_j));< / div >
< div class = "line" > < a name = "l01455" > < / a > < span class = "lineno" > 1455< / span >   < span class = "keywordflow" > if< / span > (rev_it != reified_precedences_cache_.end()) {< / div >
< div class = "line" > < a name = "l01456" > < / a > < span class = "lineno" > 1456< / span >   < span class = "keyword" > auto< / span > * < span class = "keyword" > const< / span > bool_or = < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > working_model< / a > -> add_constraints()-> mutable_bool_or();< / div >
< div class = "line" > < a name = "l01457" > < / a > < span class = "lineno" > 1457< / span >   bool_or-> add_literals(result);< / div >
< div class = "line" > < a name = "l01458" > < / a > < span class = "lineno" > 1458< / span >   bool_or-> add_literals(rev_it-> second);< / div >
< div class = "line" > < a name = "l01459" > < / a > < span class = "lineno" > 1459< / span >   bool_or-> add_literals(< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (active_i));< / div >
< div class = "line" > < a name = "l01460" > < / a > < span class = "lineno" > 1460< / span >   bool_or-> add_literals(< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (active_j));< / div >
< div class = "line" > < a name = "l01461" > < / a > < span class = "lineno" > 1461< / span >   }< / div >
< div class = "line" > < a name = "l01462" > < / a > < span class = "lineno" > 1462< / span >   < / div >
< div class = "line" > < a name = "l01463" > < / a > < span class = "lineno" > 1463< / span >   < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a name = "l01464" > < / a > < span class = "lineno" > 1464< / span >   }< / div >
< div class = "line" > < a name = "l01465" > < / a > < span class = "lineno" > 1465< / span >   < / div >
< div class = "line" > < a name = "l01466" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ae58b8c61c87bd4625b0a5db975652151" > 1466< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_presolve_context.html#ae58b8c61c87bd4625b0a5db975652151" > PresolveContext::ClearPrecedenceCache< / a > () {< / div >
< div class = "line" > < a name = "l01467" > < / a > < span class = "lineno" > 1467< / span >   reified_precedences_cache_.clear();< / div >
< div class = "line" > < a name = "l01468" > < / a > < span class = "lineno" > 1468< / span >   }< / div >
< div class = "line" > < a name = "l01469" > < / a > < span class = "lineno" > 1469< / span >   < / div >
< div class = "line" > < a name = "l01470" > < / a > < span class = "lineno" > 1470< / span >   } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a name = "l01471" > < / a > < span class = "lineno" > 1471< / span >   } < span class = "comment" > // namespace operations_research< / span > < / div >
2020-09-02 09:42:51 +02:00
< div class = "ttc" id = "aalldiff__cst_8cc_html_a021e695f54a13bd809c34b2f4ca87c37" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > min< / a > < / div > < div class = "ttdeci" > int64 min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00138" > alldiff_cst.cc:138< / a > < / div > < / div >
< div class = "ttc" id = "aalldiff__cst_8cc_html_a9d0c202d5fdd62f4fa2c613339ff168a" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > max< / a > < / div > < div class = "ttdeci" > int64 max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00139" > alldiff_cst.cc:139< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274" > < div class = "ttname" > < a href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > < / div > < div class = "ttdeci" > #define CHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00495" > base/logging.h:495< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a46e69120fbd3b36e6960e096d23b66f0" > < div class = "ttname" > < a href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > < / div > < div class = "ttdeci" > #define DCHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00886" > base/logging.h:886< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > < / div > < div class = "ttdeci" > #define CHECK_EQ(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00697" > base/logging.h:697< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab25e01a2942b821d66371fc68d53f2eb" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > < / div > < div class = "ttdeci" > #define CHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00698" > base/logging.h:698< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_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#l00888" > base/logging.h:888< / a > < / div > < / div >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae" > < div class = "ttname" > < a href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > < / div > < div class = "ttdeci" > #define LOG(severity)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00420" > base/logging.h:420< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > < / div > < div class = "ttdeci" > #define DCHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00884" > base/logging.h:884< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae4db23f10f5d4aad6d735f5a74cd6f8c" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c" > CHECK_LE< / a > < / div > < div class = "ttdeci" > #define CHECK_LE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00699" > base/logging.h:699< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae89df3243bbb8341130c7b3f44145ea0" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0" > DCHECK_EQ< / a > < / div > < div class = "ttdeci" > #define DCHECK_EQ(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00885" > base/logging.h:885< / a > < / div > < / div >
< div class = "ttc" id = "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#l00978" > base/logging.h:978< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_affine_relation_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_affine_relation.html" > operations_research::AffineRelation< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00036" > affine_relation.h:36< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_affine_relation_html_a2dfbb2acebf03bbb98cc1c54256fdead" > < div class = "ttname" > < a href = "classoperations__research_1_1_affine_relation.html#a2dfbb2acebf03bbb98cc1c54256fdead" > operations_research::AffineRelation::IgnoreFromClassSize< / a > < / div > < div class = "ttdeci" > void IgnoreFromClassSize(int x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00093" > affine_relation.h:93< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1_affine_relation_html_ab00901a89f35f3d9c663aac94cbcc77d" > < div class = "ttname" > < a href = "classoperations__research_1_1_affine_relation.html#ab00901a89f35f3d9c663aac94cbcc77d" > operations_research::AffineRelation::TryAdd< / a > < / div > < div class = "ttdeci" > bool TryAdd(int x, int y, int64 coeff, int64 offset)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00164" > affine_relation.h:164< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_affine_relation_html_abc96755c0de80a81fd2730d3f2e85523" > < div class = "ttname" > < a href = "classoperations__research_1_1_affine_relation.html#abc96755c0de80a81fd2730d3f2e85523" > operations_research::AffineRelation::ClassSize< / a > < / div > < div class = "ttdeci" > int ClassSize(int x) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00107" > affine_relation.h:107< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_affine_relation_html_ac776696766f8c91ca8abc02f41d5854b" > < div class = "ttname" > < a href = "classoperations__research_1_1_affine_relation.html#ac776696766f8c91ca8abc02f41d5854b" > operations_research::AffineRelation::Get< / a > < / div > < div class = "ttdeci" > Relation Get(int x) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00210" > affine_relation.h:210< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html" > operations_research::Domain< / a > < / div > < div class = "ttdoc" > We call domain any subset of Int64 = [kint64min, kint64max].< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8h_source.html#l00081" > sorted_interval_list.h:81< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a03a595b90f43d02186eb660424c6ca1b" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a03a595b90f43d02186eb660424c6ca1b" > operations_research::Domain::AllValues< / a > < / div > < div class = "ttdeci" > static Domain AllValues()< / div > < div class = "ttdoc" > Returns the full domain Int64.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00136" > sorted_interval_list.cc:136< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a1e3aa02e2d8300db5f1fc12f6b3228fa" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a1e3aa02e2d8300db5f1fc12f6b3228fa" > operations_research::Domain::Negation< / a > < / div > < div class = "ttdeci" > Domain Negation() const< / div > < div class = "ttdoc" > Returns {x ∈ Int64, ∃ e ∈ D, x = -e}.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00262" > sorted_interval_list.cc:262< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a1f922def1b57974333f228818cd04e68" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a1f922def1b57974333f228818cd04e68" > operations_research::Domain::IsIncludedIn< / a > < / div > < div class = "ttdeci" > bool IsIncludedIn(const Domain & domain) const< / div > < div class = "ttdoc" > Returns true iff D is included in the given domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00233" > sorted_interval_list.cc:233< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a2c39a0f7b7aec3c48a4cef3a4a54e5d5" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a2c39a0f7b7aec3c48a4cef3a4a54e5d5" > operations_research::Domain::MultiplicationBy< / a > < / div > < div class = "ttdeci" > Domain MultiplicationBy(int64 coeff, bool *exact=nullptr) const< / div > < div class = "ttdoc" > Returns {x ∈ Int64, ∃ e ∈ D, x = e * coeff}.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00362" > sorted_interval_list.cc:362< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a3ee4169fd7956b77331450d8c7f16bfa" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a3ee4169fd7956b77331450d8c7f16bfa" > operations_research::Domain::InverseMultiplicationBy< / a > < / div > < div class = "ttdeci" > Domain InverseMultiplicationBy(const int64 coeff) const< / div > < div class = "ttdoc" > Returns {x ∈ Int64, ∃ e ∈ D, x * coeff = e}.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00443" > sorted_interval_list.cc:443< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a4f9af4a46ee07931e3e5e50f6ddfb8ad" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a4f9af4a46ee07931e3e5e50f6ddfb8ad" > operations_research::Domain::AdditionWith< / a > < / div > < div class = "ttdeci" > Domain AdditionWith(const Domain & domain) const< / div > < div class = "ttdoc" > Returns {x ∈ Int64, ∃ a ∈ D, ∃ b ∈ domain, x = a + b}.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00333" > sorted_interval_list.cc:333< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a53e9735282c0bf0769962bd1b6a643bc" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a53e9735282c0bf0769962bd1b6a643bc" > operations_research::Domain::Min< / a > < / div > < div class = "ttdeci" > int64 Min() const< / div > < div class = "ttdoc" > Returns the min value of the domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00207" > sorted_interval_list.cc:207< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a5fa627799e723b650fe562b05e1fef5f" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a5fa627799e723b650fe562b05e1fef5f" > operations_research::Domain::Max< / a > < / div > < div class = "ttdeci" > int64 Max() const< / div > < div class = "ttdoc" > Returns the max value of the domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00212" > sorted_interval_list.cc:212< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a835826c4c5129b74553042a357a721ff" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a835826c4c5129b74553042a357a721ff" > operations_research::Domain::IntersectionWith< / a > < / div > < div class = "ttdeci" > Domain IntersectionWith(const Domain & domain) const< / div > < div class = "ttdoc" > Returns the intersection of D and domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00283" > sorted_interval_list.cc:283< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a8e12342fc420701fbffd97025421575a" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a8e12342fc420701fbffd97025421575a" > operations_research::Domain::IsEmpty< / a > < / div > < div class = "ttdeci" > bool IsEmpty() const< / div > < div class = "ttdoc" > Returns true if this is the empty set.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00191" > sorted_interval_list.cc:191< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_abd2c59687cc53dda333d0f18c457389b" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#abd2c59687cc53dda333d0f18c457389b" > operations_research::Domain::RelaxIfTooComplex< / a > < / div > < div class = "ttdeci" > Domain RelaxIfTooComplex() const< / div > < div class = "ttdoc" > If NumIntervals() is too large, this return a superset of the domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00354" > sorted_interval_list.cc:354< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_aee800549042643f64022ca6a1e554fa4" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#aee800549042643f64022ca6a1e554fa4" > operations_research::Domain::SimplifyUsingImpliedDomain< / a > < / div > < div class = "ttdeci" > Domain SimplifyUsingImpliedDomain(const Domain & implied_domain) const< / div > < div class = "ttdoc" > Advanced usage.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00471" > sorted_interval_list.cc:471< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_math_util_html_a02deedce87f0c011025ec7716b04e9ea" > < div class = "ttname" > < a href = "classoperations__research_1_1_math_util.html#a02deedce87f0c011025ec7716b04e9ea" > operations_research::MathUtil::GCD64< / a > < / div > < div class = "ttdeci" > static int64 GCD64(int64 x, int64 y)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "mathutil_8h_source.html#l00107" > mathutil.h:107< / a > < / div > < / div >
2021-02-16 18:34:57 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a41f798a04019147982b29c576ff9d8b7" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > operations_research::SparseBitset::Set< / a > < / div > < div class = "ttdeci" > void Set(IntegerType index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00803" > bitset.h:803< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_abf34ab06e7250e92954c2b5a263e5612" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#abf34ab06e7250e92954c2b5a263e5612" > operations_research::SparseBitset::Resize< / a > < / div > < div class = "ttdeci" > void Resize(IntegerType size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00789" > bitset.h:789< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html" > operations_research::sat::PresolveContext< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00068" > presolve_context.h:68< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a06f0856b91c0399720273b5da85ce280" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a06f0856b91c0399720273b5da85ce280" > operations_research::sat::PresolveContext::StoreAbsRelation< / a > < / div > < div class = "ttdeci" > bool StoreAbsRelation(int target_ref, int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00671" > presolve_context.cc:671< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a0934a9198bfc690e958ea42a64a9338e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0934a9198bfc690e958ea42a64a9338e" > operations_research::sat::PresolveContext::modified_domains< / a > < / div > < div class = "ttdeci" > SparseBitset< int64 > modified_domains< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00405" > presolve_context.h:405< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a0967c575f9db0c79ed2e7930a0d6a091" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a0967c575f9db0c79ed2e7930a0d6a091" > operations_research::sat::PresolveContext::NewBoolVar< / a > < / div > < div class = "ttdeci" > int NewBoolVar()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00041" > presolve_context.cc:41< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a11f5290ed8216eea13b9d7383cb4c55f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a11f5290ed8216eea13b9d7383cb4c55f" > operations_research::sat::PresolveContext::ConstraintVariableUsageIsConsistent< / a > < / div > < div class = "ttdeci" > bool ConstraintVariableUsageIsConsistent()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00371" > presolve_context.cc:371< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a191114cb797b24e33cf74b97152806f7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a191114cb797b24e33cf74b97152806f7" > operations_research::sat::PresolveContext::num_presolve_operations< / a > < / div > < div class = "ttdeci" > int64 num_presolve_operations< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00396" > presolve_context.h:396< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a1aadaad9b8af16ab5a208c682e2e1717" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1aadaad9b8af16ab5a208c682e2e1717" > operations_research::sat::PresolveContext::AddImplication< / a > < / div > < div class = "ttdeci" > void AddImplication(int a, int b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00055" > presolve_context.cc:55< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a1f14cd478667f1b005ee54215a07565e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a1f14cd478667f1b005ee54215a07565e" > operations_research::sat::PresolveContext::VariableIsOnlyUsedInEncoding< / a > < / div > < div class = "ttdeci" > bool VariableIsOnlyUsedInEncoding(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00215" > presolve_context.cc:215< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a20097880105b02917a50dd5d97b80e55" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a20097880105b02917a50dd5d97b80e55" > operations_research::sat::PresolveContext::IntersectDomainWith< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool IntersectDomainWith(int ref, const Domain & domain, bool *domain_modified=nullptr)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00238" > presolve_context.cc:238< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a22b3d2a2f17c55ceb35a363c5225e9c0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a22b3d2a2f17c55ceb35a363c5225e9c0" > operations_research::sat::PresolveContext::InsertVarValueEncoding< / a > < / div > < div class = "ttdeci" > void InsertVarValueEncoding(int literal, int ref, int64 value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01040" > presolve_context.cc:1040< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a23aa815e8a7a860998c4d35760fa087e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a23aa815e8a7a860998c4d35760fa087e" > operations_research::sat::PresolveContext::var_to_lb_only_constraints< / a > < / div > < div class = "ttdeci" > std::vector< absl::flat_hash_set< int > > var_to_lb_only_constraints< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00372" > presolve_context.h:372< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a24b22e509fdbdb4cd49ccec6a88c46ab" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a24b22e509fdbdb4cd49ccec6a88c46ab" > operations_research::sat::PresolveContext::ClearStats< / a > < / div > < div class = "ttdeci" > void ClearStats()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00032" > presolve_context.cc:32< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a2563663eeef59c23110ae4e2a80d8c9f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2563663eeef59c23110ae4e2a80d8c9f" > operations_research::sat::PresolveContext::ConstraintVariableGraphIsUpToDate< / a > < / div > < div class = "ttdeci" > bool ConstraintVariableGraphIsUpToDate() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00352" > presolve_context.cc:352< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a2d3663d98d826c7d782de9cda7b42344" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a2d3663d98d826c7d782de9cda7b42344" > operations_research::sat::PresolveContext::GetOrCreateVarValueEncoding< / a > < / div > < div class = "ttdeci" > int GetOrCreateVarValueEncoding(int ref, int64 value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01078" > presolve_context.cc:1078< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a317c6b2e0028a326f3bc7eec22073de7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a317c6b2e0028a326f3bc7eec22073de7" > operations_research::sat::PresolveContext::DomainContains< / a > < / div > < div class = "ttdeci" > bool DomainContains(int ref, int64 value) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00231" > presolve_context.cc:231< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a31ade354475e7f6052e62f7befc21cf8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a31ade354475e7f6052e62f7befc21cf8" > operations_research::sat::PresolveContext::StoreLiteralImpliesVarNEqValue< / a > < / div > < div class = "ttdeci" > bool StoreLiteralImpliesVarNEqValue(int literal, int var, int64 value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01056" > presolve_context.cc:1056< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a34e2cd343e0dfb06af9f67df8c4c3502" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a34e2cd343e0dfb06af9f67df8c4c3502" > operations_research::sat::PresolveContext::VariableWithCostIsUniqueAndRemovable< / a > < / div > < div class = "ttdeci" > bool VariableWithCostIsUniqueAndRemovable(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00174" > presolve_context.cc:174< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a36794cf424ca2d69bc4774437a61a88e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a36794cf424ca2d69bc4774437a61a88e" > operations_research::sat::PresolveContext::WriteObjectiveToProto< / a > < / div > < div class = "ttdeci" > void WriteObjectiveToProto() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01384" > presolve_context.cc:1384< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a37770bda4577c8ad121d77d99a63cb0f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37770bda4577c8ad121d77d99a63cb0f" > operations_research::sat::PresolveContext::GetLiteralRepresentative< / a > < / div > < div class = "ttdeci" > int GetLiteralRepresentative(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00704" > presolve_context.cc:704< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a37ed950834f3f3b427a707631fd745f4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a37ed950834f3f3b427a707631fd745f4" > operations_research::sat::PresolveContext::SetLiteralToTrue< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool SetLiteralToTrue(int lit)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00281" > presolve_context.cc:281< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a3dc318518f2e4259ed03b5d1c95316ef" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a3dc318518f2e4259ed03b5d1c95316ef" > operations_research::sat::PresolveContext::StoreLiteralImpliesVarEqValue< / a > < / div > < div class = "ttdeci" > bool StoreLiteralImpliesVarEqValue(int literal, int var, int64 value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01048" > presolve_context.cc:1048< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a44425dd2b07f30c04f03e410de301aec" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a44425dd2b07f30c04f03e410de301aec" > operations_research::sat::PresolveContext::MaxOf< / a > < / div > < div class = "ttdeci" > int64 MaxOf(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00113" > presolve_context.cc:113< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a47714f887512a3d7acebfcb4a348291a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a47714f887512a3d7acebfcb4a348291a" > operations_research::sat::PresolveContext::var_to_ub_only_constraints< / a > < / div > < div class = "ttdeci" > std::vector< absl::flat_hash_set< int > > var_to_ub_only_constraints< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00371" > presolve_context.h:371< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a52bccf051bec19d96584096844070eaa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a52bccf051bec19d96584096844070eaa" > operations_research::sat::PresolveContext::UpdateNewConstraintsVariableUsage< / a > < / div > < div class = "ttdeci" > void UpdateNewConstraintsVariableUsage()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00356" > presolve_context.cc:356< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a54cf7f0077717d59a828b656b60c1615" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a54cf7f0077717d59a828b656b60c1615" > operations_research::sat::PresolveContext::VariableIsUniqueAndRemovable< / a > < / div > < div class = "ttdeci" > bool VariableIsUniqueAndRemovable(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00165" > presolve_context.cc:165< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a5763f8709716596a3aa728bacae05a7b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5763f8709716596a3aa728bacae05a7b" > operations_research::sat::PresolveContext::RemoveVariableFromAffineRelation< / a > < / div > < div class = "ttdeci" > void RemoveVariableFromAffineRelation(int var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00502" > presolve_context.cc:502< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a5aa53538ba8adaa0bea1c3c0727425b0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5aa53538ba8adaa0bea1c3c0727425b0" > operations_research::sat::PresolveContext::NotifyThatModelIsUnsat< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool NotifyThatModelIsUnsat(const std::string & message=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00144" > presolve_context.h:144< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a5accb3bf06cb7a63ce818d54f5741b31" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5accb3bf06cb7a63ce818d54f5741b31" > operations_research::sat::PresolveContext::enable_stats< / a > < / div > < div class = "ttdeci" > bool enable_stats< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00386" > presolve_context.h:386< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a5c2f01871b9baa2bc0dc556803c5a1ad" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5c2f01871b9baa2bc0dc556803c5a1ad" > operations_research::sat::PresolveContext::PropagateAffineRelation< / a > < / div > < div class = "ttdeci" > bool PropagateAffineRelation(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00471" > presolve_context.cc:471< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a5dc188ab37464f666fcf4fed4ebbce0a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5dc188ab37464f666fcf4fed4ebbce0a" > operations_research::sat::PresolveContext::HasVarValueEncoding< / a > < / div > < div class = "ttdeci" > bool HasVarValueEncoding(int ref, int64 value, int *literal=nullptr)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01064" > presolve_context.cc:1064< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a5e86fd5ce0fc653d355ab7303f373e00" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a5e86fd5ce0fc653d355ab7303f373e00" > operations_research::sat::PresolveContext::DomainOf< / a > < / div > < div class = "ttdeci" > Domain DomainOf(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00221" > presolve_context.cc:221< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a62cd771660767621e917b2c256182c4e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a62cd771660767621e917b2c256182c4e" > operations_research::sat::PresolveContext::InitializeNewDomains< / a > < / div > < div class = "ttdeci" > void InitializeNewDomains()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00767" > presolve_context.cc:767< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a6387e91b098c081f059892e1346a29ed" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a6387e91b098c081f059892e1346a29ed" > operations_research::sat::PresolveContext::GetVariableRepresentative< / a > < / div > < div class = "ttdeci" > int GetVariableRepresentative(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00733" > presolve_context.cc:733< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a66810fcd97b5e9c5fd745226607cd7aa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a66810fcd97b5e9c5fd745226607cd7aa" > operations_research::sat::PresolveContext::AffineRelationDebugString< / a > < / div > < div class = "ttdeci" > std::string AffineRelationDebugString(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00760" > presolve_context.cc:760< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a67699a1a5830ef51dab6941449b02044" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a67699a1a5830ef51dab6941449b02044" > operations_research::sat::PresolveContext::NewIntVar< / a > < / div > < div class = "ttdeci" > int NewIntVar(const Domain & domain)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00034" > presolve_context.cc:34< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a6939dc7b9db01cf3deff10405e260461" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a6939dc7b9db01cf3deff10405e260461" > operations_research::sat::PresolveContext::MarkVariableAsRemoved< / a > < / div > < div class = "ttdeci" > void MarkVariableAsRemoved(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00190" > presolve_context.cc:190< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a77e37831a01ff737a7b5bd7e12c2ecf7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a77e37831a01ff737a7b5bd7e12c2ecf7" > operations_research::sat::PresolveContext::DomainIsEmpty< / a > < / div > < div class = "ttdeci" > bool DomainIsEmpty(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00074" > presolve_context.cc:74< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a7ea7bb314db4dbe4f3b2cac16a2af20f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a7ea7bb314db4dbe4f3b2cac16a2af20f" > operations_research::sat::PresolveContext::CanonicalizeDomainOfSizeTwo< / a > < / div > < div class = "ttdeci" > void CanonicalizeDomainOfSizeTwo(int var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00865" > presolve_context.cc:865< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a890f923209473cf55ac002d1b14bd9e2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a890f923209473cf55ac002d1b14bd9e2" > operations_research::sat::PresolveContext::LiteralIsTrue< / a > < / div > < div class = "ttdeci" > bool LiteralIsTrue(int lit) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00089" > presolve_context.cc:89< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a8abe16435f55971a49965eb6616c5783" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8abe16435f55971a49965eb6616c5783" > operations_research::sat::PresolveContext::stats_by_rule_name< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< std::string, int > stats_by_rule_name< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00389" > presolve_context.h:389< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a8fc1d49d1e1bf7261f15ccc6c23c4b10" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a8fc1d49d1e1bf7261f15ccc6c23c4b10" > operations_research::sat::PresolveContext::StoreBooleanEqualityRelation< / a > < / div > < div class = "ttdeci" > void StoreBooleanEqualityRelation(int ref_a, int ref_b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00645" > presolve_context.cc:645< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a928c29f37c6ed9d5bba711f905783417" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a928c29f37c6ed9d5bba711f905783417" > operations_research::sat::PresolveContext::working_model< / a > < / div > < div class = "ttdeci" > CpModelProto * working_model< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00374" > presolve_context.h:374< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a94ad431a9582ee939e6e3aa8961a2f90" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a94ad431a9582ee939e6e3aa8961a2f90" > operations_research::sat::PresolveContext::SubstituteVariableInObjective< / a > < / div > < div class = "ttdeci" > bool SubstituteVariableInObjective(int var_in_equality, int64 coeff_in_equality, const ConstraintProto & equality, std::vector< int > *new_vars_in_objective=nullptr)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01301" > presolve_context.cc:1301< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a98bc002ea916e55fddfa4740f373ac22" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a98bc002ea916e55fddfa4740f373ac22" > operations_research::sat::PresolveContext::GetOrCreateConstantVar< / a > < / div > < div class = "ttdeci" > int GetOrCreateConstantVar(int64 cst)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00043" > presolve_context.cc:43< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_a9f3443b281c705edf1779f746637ad9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#a9f3443b281c705edf1779f746637ad9b" > operations_research::sat::PresolveContext::LiteralIsFalse< / a > < / div > < div class = "ttdeci" > bool LiteralIsFalse(int lit) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00098" > presolve_context.cc:98< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_aa49a8967edab300018eeaa14a27b7210" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa49a8967edab300018eeaa14a27b7210" > operations_research::sat::PresolveContext::UpdateRuleStats< / a > < / div > < div class = "ttdeci" > void UpdateRuleStats(const std::string & name, int num_times=1)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00285" > presolve_context.cc:285< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_aa62da782b2270ca293531a0aea153fba" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#aa62da782b2270ca293531a0aea153fba" > operations_research::sat::PresolveContext::CanonicalizeObjective< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool CanonicalizeObjective()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01180" > presolve_context.cc:1180< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_aabb328e6969888226a7a69a972e22c56" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#aabb328e6969888226a7a69a972e22c56" > operations_research::sat::PresolveContext::RemoveAllVariablesFromAffineRelationConstraint< / a > < / div > < div class = "ttdeci" > void RemoveAllVariablesFromAffineRelationConstraint()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00493" > presolve_context.cc:493< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_aaddc5f58e8a40a5a308531949153f814" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#aaddc5f58e8a40a5a308531949153f814" > operations_research::sat::PresolveContext::GetAffineRelation< / a > < / div > < div class = "ttdeci" > AffineRelation::Relation GetAffineRelation(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00743" > presolve_context.cc:743< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_ab246112417bad87cb948820e304208ab" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab246112417bad87cb948820e304208ab" > operations_research::sat::PresolveContext::VariableIsNotUsedAnymore< / a > < / div > < div class = "ttdeci" > bool VariableIsNotUsedAnymore(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00185" > presolve_context.cc:185< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_ab75a27c0aeda2de9c3957719b8196c36" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab75a27c0aeda2de9c3957719b8196c36" > operations_research::sat::PresolveContext::UpdateConstraintVariableUsage< / a > < / div > < div class = "ttdeci" > void UpdateConstraintVariableUsage(int c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00318" > presolve_context.cc:318< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_ab7b13b808e3dea6fc1e4006f7134e9f9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#ab7b13b808e3dea6fc1e4006f7134e9f9" > operations_research::sat::PresolveContext::keep_all_feasible_solutions< / a > < / div > < div class = "ttdeci" > bool keep_all_feasible_solutions< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00382" > presolve_context.h:382< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_abb6eb29f56c3a33b8ae1b74b08b755c2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#abb6eb29f56c3a33b8ae1b74b08b755c2" > operations_research::sat::PresolveContext::IsFixed< / a > < / div > < div class = "ttdeci" > bool IsFixed(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00078" > presolve_context.cc:78< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_ad0d1a630c07ba2321cf43d97a425bc30" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad0d1a630c07ba2321cf43d97a425bc30" > operations_research::sat::PresolveContext::SetLiteralToFalse< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool SetLiteralToFalse(int lit)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00275" > presolve_context.cc:275< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_ad5e9882b154b8a7e8619b29c5631386e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad5e9882b154b8a7e8619b29c5631386e" > operations_research::sat::PresolveContext::RefDebugString< / a > < / div > < div class = "ttdeci" > std::string RefDebugString(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00755" > presolve_context.cc:755< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_ad9ef96aefec987eddaf785de53059740" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#ad9ef96aefec987eddaf785de53059740" > operations_research::sat::PresolveContext::MinOf< / a > < / div > < div class = "ttdeci" > int64 MinOf(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00107" > presolve_context.cc:107< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_adc37a02104d979e9943fadfd2e209686" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#adc37a02104d979e9943fadfd2e209686" > operations_research::sat::PresolveContext::GetOrCreateReifiedPrecedenceLiteral< / a > < / div > < div class = "ttdeci" > int GetOrCreateReifiedPrecedenceLiteral(int time_i, int time_j, int active_i, int active_j)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01404" > presolve_context.cc:1404< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_ae58b8c61c87bd4625b0a5db975652151" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#ae58b8c61c87bd4625b0a5db975652151" > operations_research::sat::PresolveContext::ClearPrecedenceCache< / a > < / div > < div class = "ttdeci" > void ClearPrecedenceCache()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01466" > presolve_context.cc:1466< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_aed2a07aad05b4ad8e05cf5fe7b239a1a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#aed2a07aad05b4ad8e05cf5fe7b239a1a" > operations_research::sat::PresolveContext::ReadObjectiveFromProto< / a > < / div > < div class = "ttdeci" > void ReadObjectiveFromProto()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l01137" > presolve_context.cc:1137< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_af0280b2bda95804c4166638e7b490ce9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#af0280b2bda95804c4166638e7b490ce9" > operations_research::sat::PresolveContext::AddImplyInDomain< / a > < / div > < div class = "ttdeci" > void AddImplyInDomain(int b, int x, const Domain & domain)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00062" > presolve_context.cc:62< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_af188bac2776d4545aab9405f5c801cd8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#af188bac2776d4545aab9405f5c801cd8" > operations_research::sat::PresolveContext::CanBeUsedAsLiteral< / a > < / div > < div class = "ttdeci" > bool CanBeUsedAsLiteral(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00084" > presolve_context.cc:84< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_af248c1021eda72d628e2f3537eb98ded" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#af248c1021eda72d628e2f3537eb98ded" > operations_research::sat::PresolveContext::VariableWasRemoved< / a > < / div > < div class = "ttdeci" > bool VariableWasRemoved(int ref) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00197" > presolve_context.cc:197< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_af4847724208dd09ba3fea8b53132d197" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#af4847724208dd09ba3fea8b53132d197" > operations_research::sat::PresolveContext::ExploitFixedDomain< / a > < / div > < div class = "ttdeci" > void ExploitFixedDomain(int var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00447" > presolve_context.cc:447< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_af97bdc26758ff0f27314cafb7c2d7044" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#af97bdc26758ff0f27314cafb7c2d7044" > operations_research::sat::PresolveContext::GetAbsRelation< / a > < / div > < div class = "ttdeci" > bool GetAbsRelation(int target_ref, int *ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00686" > presolve_context.cc:686< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_presolve_context_html_afad3c5370d5ef3338d7a5455198e6364" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_presolve_context.html#afad3c5370d5ef3338d7a5455198e6364" > operations_research::sat::PresolveContext::StoreAffineRelation< / a > < / div > < div class = "ttdeci" > bool StoreAffineRelation(int ref_x, int ref_y, int64 coeff, int64 offset)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00530" > presolve_context.cc:530< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_saved_literal_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_saved_literal.html" > operations_research::sat::SavedLiteral< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00045" > presolve_context.h:45< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_saved_literal_html_adf2db0610413d540ca6c4e4f1cce5fd6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_saved_literal.html#adf2db0610413d540ca6c4e4f1cce5fd6" > operations_research::sat::SavedLiteral::Get< / a > < / div > < div class = "ttdeci" > int Get(PresolveContext *context) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00024" > presolve_context.cc:24< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_saved_variable_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_saved_variable.html" > operations_research::sat::SavedVariable< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00056" > presolve_context.h:56< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_saved_variable_html_adf2db0610413d540ca6c4e4f1cce5fd6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_saved_variable.html#adf2db0610413d540ca6c4e4f1cce5fd6" > operations_research::sat::SavedVariable::Get< / a > < / div > < div class = "ttdeci" > int Get(PresolveContext *context) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8cc_source.html#l00028" > presolve_context.cc:28< / a > < / div > < / div >
2020-09-02 09:42:51 +02:00
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_a344010e26426d6a13411648d988bc9b6" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > < / div > < div class = "ttdeci" > int64 b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00043" > constraint_solver/table.cc:43< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_af730895c6c6ef6e03caaf6251192dfd2" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > < / div > < div class = "ttdeci" > int64 a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00042" > constraint_solver/table.cc:42< / a > < / div > < / div >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267" > < div class = "ttname" > < a href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > < / div > < div class = "ttdeci" > const std::string name< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "default__search_8cc_source.html#l00808" > default_search.cc:808< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "ademon__profiler_8cc_html_a05da18ca9c7b657a4a6ea24e07c9b695" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > < / div > < div class = "ttdeci" > const Constraint * ct< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00042" > demon_profiler.cc:42< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_a21edc7ca4cc5802c8779d68556bc09cf" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > < / div > < div class = "ttdeci" > int64 value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00043" > demon_profiler.cc:43< / 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#l01858" > expr_array.cc:1858< / a > < / div > < / div >
< div class = "ttc" id = "agurobi__interface_8cc_html_a5f287b83a753915ae862fed64f8640a6" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > < / div > < div class = "ttdeci" > GurobiMPCallbackContext * context< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00512" > gurobi_interface.cc:512< / a > < / div > < / div >
2021-02-16 18:34:57 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_a74ea76ea27f48fb1b6e148e1577b3719" > < div class = "ttname" > < a href = "integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719" > kint64max< / a > < / div > < div class = "ttdeci" > static const int64 kint64max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00053" > integral_types.h:53< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_a7cde0074dfd288f2d70c0e035dacb28a" > < div class = "ttname" > < a href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < / div > < div class = "ttdeci" > int64_t int64< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00034" > integral_types.h:34< / a > < / div > < / div >
2021-02-16 18:34:57 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_af458164b470cbba416d5ed579e00ff60" > < div class = "ttname" > < a href = "integral__types_8h.html#af458164b470cbba416d5ed579e00ff60" > kint64min< / a > < / div > < div class = "ttdeci" > static const int64 kint64min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00052" > integral_types.h:52< / a > < / div > < / div >
2021-01-26 11:28:50 +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 >
< div class = "ttc" id = "amap__util_8h_html" > < div class = "ttname" > < a href = "map__util_8h.html" > map_util.h< / a > < / div > < / div >
< div class = "ttc" id = "amathutil_8h_html" > < div class = "ttname" > < a href = "mathutil_8h.html" > mathutil.h< / a > < / div > < / div >
2020-09-02 09:42:51 +02:00
< div class = "ttc" id = "anamespacegtl_html_aae28e97bd1fa93cb0032642550da7455" > < div class = "ttname" > < a href = "namespacegtl.html#aae28e97bd1fa93cb0032642550da7455" > gtl::ContainsKey< / a > < / div > < div class = "ttdeci" > bool ContainsKey(const Collection & collection, const Key & key)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "map__util_8h_source.html#l00170" > map_util.h:170< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "anamespacegtl_html_abce27d097bc5680207b294bdad75f59f" > < div class = "ttname" > < a href = "namespacegtl.html#abce27d097bc5680207b294bdad75f59f" > gtl::FindOrDie< / a > < / div > < div class = "ttdeci" > const Collection::value_type::second_type & FindOrDie(const Collection & collection, const typename Collection::value_type::first_type & key)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "map__util_8h_source.html#l00176" > map_util.h:176< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a1d467595ed8fe5b85dc95328ee1c2770" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a1d467595ed8fe5b85dc95328ee1c2770" > operations_research::sat::UsedVariables< / a > < / div > < div class = "ttdeci" > std::vector< int > UsedVariables(const ConstraintProto & ct)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8cc_source.html#l00459" > cp_model_utils.cc:459< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a217338425de4389014563f1f24331713" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > operations_research::sat::RefIsPositive< / a > < / div > < div class = "ttdeci" > bool RefIsPositive(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00034" > cp_model_utils.h:34< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a217ba4c51953c701a68d6572d79801f1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a217ba4c51953c701a68d6572d79801f1" > operations_research::sat::UsedIntervals< / a > < / div > < div class = "ttdeci" > std::vector< int > UsedIntervals(const ConstraintProto & ct)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8cc_source.html#l00474" > cp_model_utils.cc:474< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a55963ffe87280b37dce97b9a8cbd03ae" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a55963ffe87280b37dce97b9a8cbd03ae" > operations_research::sat::kAffineRelationConstraint< / a > < / div > < div class = "ttdeci" > constexpr int kAffineRelationConstraint< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00036" > presolve_context.h:36< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a901c19b12842f8af153e588a689a90b5" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > operations_research::sat::FillDomainInProto< / a > < / div > < div class = "ttdeci" > void FillDomainInProto(const Domain & domain, ProtoWithDomain *proto)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00091" > cp_model_utils.h:91< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ab1240060466ba48a36a4b36379bce26a" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > operations_research::sat::ReadDomainFromProto< / a > < / div > < div class = "ttdeci" > Domain ReadDomainFromProto(const ProtoWithDomain & proto)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00102" > cp_model_utils.h:102< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aca25bc3ffa54b3f2668c6eeddffd8d1d" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aca25bc3ffa54b3f2668c6eeddffd8d1d" > operations_research::sat::kObjectiveConstraint< / a > < / div > < div class = "ttdeci" > constexpr int kObjectiveConstraint< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "presolve__context_8h_source.html#l00035" > presolve_context.h:35< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_acdbc8ad33149d45a6e6fcd8b72fd68ed" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > operations_research::sat::PositiveRef< / a > < / div > < div class = "ttdeci" > int PositiveRef(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00033" > cp_model_utils.h:33< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ae0803b8198728cd4f6e58498d9c60091" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > operations_research::sat::NegatedRef< / a > < / div > < div class = "ttdeci" > int NegatedRef(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00032" > cp_model_utils.h:32< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_a23fc0ff92a3f47fe0bd2ad3eac3c9b57" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57" > operations_research::ToString< / a > < / div > < div class = "ttdeci" > const absl::string_view ToString(MPSolver::OptimizationProblemType optimization_problem_type)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__solver_8cc_source.html#l00569" > linear_solver.cc:569< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_a99264812cf177270e521f226a5c012c3" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a99264812cf177270e521f226a5c012c3" > operations_research::CapAdd< / a > < / div > < div class = "ttdeci" > int64 CapAdd(int64 x, int64 y)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "saturated__arithmetic_8h_source.html#l00124" > saturated_arithmetic.h:124< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_ab216763dccd16f5060d2fbcfb08173fb" > < div class = "ttname" > < a href = "namespaceoperations__research.html#ab216763dccd16f5060d2fbcfb08173fb" > operations_research::CapProd< / a > < / div > < div class = "ttdeci" > int64 CapProd(int64 x, int64 y)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "saturated__arithmetic_8h_source.html#l00231" > saturated_arithmetic.h:231< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_aba32b1f1ee3ffb4194aa8af155f827cd" > < div class = "ttname" > < a href = "namespaceoperations__research.html#aba32b1f1ee3ffb4194aa8af155f827cd" > operations_research::ProtobufDebugString< / a > < / div > < div class = "ttdeci" > std::string ProtobufDebugString(const P & message)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "port_2proto__utils_8h_source.html#l00053" > port/proto_utils.h:53< / a > < / div > < / div >
< div class = "ttc" id = "aoptimization_8cc_html_af63dcc00f2023fdf498e0829e6fb8a6b" > < div class = "ttname" > < a href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < / div > < div class = "ttdeci" > Literal literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "optimization_8cc_source.html#l00084" > optimization.cc:84< / a > < / div > < / div >
< div class = "ttc" id = "aport_2proto__utils_8h_html" > < div class = "ttname" > < a href = "port_2proto__utils_8h.html" > proto_utils.h< / 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#l00430" > preprocessor.cc:430< / a > < / div > < / div >
< div class = "ttc" id = "apresolve__context_8h_html" > < div class = "ttname" > < a href = "presolve__context_8h.html" > presolve_context.h< / a > < / div > < / div >
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< div class = "ttc" id = "astructoperations__research_1_1_affine_relation_1_1_relation_html" > < div class = "ttname" > < a href = "structoperations__research_1_1_affine_relation_1_1_relation.html" > operations_research::AffineRelation::Relation< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00076" > affine_relation.h:76< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1_affine_relation_1_1_relation_html_a03e44d5423c90c458e450c3230d71045" > < div class = "ttname" > < a href = "structoperations__research_1_1_affine_relation_1_1_relation.html#a03e44d5423c90c458e450c3230d71045" > operations_research::AffineRelation::Relation::coeff< / a > < / div > < div class = "ttdeci" > int64 coeff< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00078" > affine_relation.h:78< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1_affine_relation_1_1_relation_html_ae8ffb22e2a632e0a84779dcbc47ae96b" > < div class = "ttname" > < a href = "structoperations__research_1_1_affine_relation_1_1_relation.html#ae8ffb22e2a632e0a84779dcbc47ae96b" > operations_research::AffineRelation::Relation::offset< / a > < / div > < div class = "ttdeci" > int64 offset< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00079" > affine_relation.h:79< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1_affine_relation_1_1_relation_html_af5eb1e0745f18d589b9c552215bef515" > < div class = "ttname" > < a href = "structoperations__research_1_1_affine_relation_1_1_relation.html#af5eb1e0745f18d589b9c552215bef515" > operations_research::AffineRelation::Relation::representative< / a > < / div > < div class = "ttdeci" > int representative< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "affine__relation_8h_source.html#l00077" > affine_relation.h:77< / 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#l00041" > vlog_is_on.h:41< / a > < / div > < / div >
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