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671 lines
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 <span id="projectnumber">9.0</span>
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<a href="bop__portfolio_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 2010-2021 Google LLC</span></div>
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<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>
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<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>
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<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>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
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<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>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
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<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>
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<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>
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<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>
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<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>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="bop__portfolio_8h.html">ortools/bop/bop_portfolio.h</a>"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <limits></span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "absl/memory/memory.h"</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "absl/strings/str_format.h"</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="stl__util_8h.html">ortools/base/stl_util.h</a>"</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "<a class="code" href="strong__vector_8h.html">ortools/base/strong_vector.h</a>"</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="bop__fs_8h.html">ortools/bop/bop_fs.h</a>"</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="bop__lns_8h.html">ortools/bop/bop_lns.h</a>"</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="bop__ls_8h.html">ortools/bop/bop_ls.h</a>"</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="bop__util_8h.html">ortools/bop/bop_util.h</a>"</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="complete__optimizer_8h.html">ortools/bop/complete_optimizer.h</a>"</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="boolean__problem_8h.html">ortools/sat/boolean_problem.h</a>"</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="boolean__problem_8pb_8h.html">ortools/sat/boolean_problem.pb.h</a>"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="symmetry_8h.html">ortools/sat/symmetry.h</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  </div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">namespace </span>bop {</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> using ::operations_research::sat::LinearBooleanProblem;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> using ::operations_research::sat::LinearObjective;</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keywordtype">void</span> BuildObjectiveTerms(<span class="keyword">const</span> LinearBooleanProblem& problem,</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <a class="code" href="namespaceoperations__research_1_1bop.html#ac9c38b3de2073e14b57f06fb328dcdb4">BopConstraintTerms</a>* objective_terms) {</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(objective_terms != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">if</span> (!objective_terms->empty()) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  </div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">const</span> LinearObjective& objective = problem.objective();</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> num_objective_terms = objective.literals_size();</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(num_objective_terms, objective.coefficients_size());</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < num_objective_terms; ++i) {</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(objective.literals(i), 0);</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <a class="code" href="base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb">CHECK_NE</a>(objective.coefficients(i), 0);</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">const</span> VariableIndex var_id(objective.literals(i) - 1);</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">const</span> int64_t <a class="code" href="pack_8cc.html#a4255f714cea26cdd64f6a0ee72d34a8c">weight</a> = objective.coefficients(i);</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  objective_terms->push_back(BopConstraintTerm(var_id, <a class="code" href="pack_8cc.html#a4255f714cea26cdd64f6a0ee72d34a8c">weight</a>));</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  }</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> }</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> } <span class="comment">// anonymous namespace</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// PortfolioOptimizer</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#ac1edeef2567ead2245d517088403b6e6"> 62</a></span> <a class="code" href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#ac1edeef2567ead2245d517088403b6e6">PortfolioOptimizer::PortfolioOptimizer</a>(</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html">ProblemState</a>& problem_state, <span class="keyword">const</span> BopParameters& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>,</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">const</span> BopSolverOptimizerSet& optimizer_set, <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  : <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html">BopOptimizerBase</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>),</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  random_(),</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  state_update_stamp_(<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html">ProblemState</a>::kInitialStampValue),</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  objective_terms_(),</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="search_8cc.html#a55ed096f6ff13bef2f7e921ffe4dda27">selector_</a>(),</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  optimizers_(),</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  sat_propagator_(),</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  parameters_(<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>),</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  lower_bound_(-glop::<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>),</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  upper_bound_(glop::<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>),</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  number_of_consecutive_failing_optimizers_(0) {</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  CreateOptimizers(problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#a1b5ceea7aa96a97466f8e91036367a5b">original_problem</a>(), <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>, optimizer_set);</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a0ee8b49b04c3f35aa518a49567e42150"> 79</a></span> <a class="code" href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a0ee8b49b04c3f35aa518a49567e42150">PortfolioOptimizer::~PortfolioOptimizer</a>() {</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">if</span> (parameters_.log_search_progress() || <a class="code" href="vlog__is__on_8h.html#a956152cad330225654d128f35c00efce">VLOG_IS_ON</a>(1)) {</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  std::string stats_string;</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">for</span> (OptimizerIndex i(0); i < optimizers_.size(); ++i) {</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">if</span> (selector_->NumCallsForOptimizer(i) > 0) {</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  stats_string += selector_->PrintStats(i);</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  }</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">if</span> (!stats_string.empty()) {</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</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">"Stats. #new_solutions/#calls by optimizer:\n"</span> +</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  stats_string;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  }</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  }</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// Note that unique pointers are not used due to unsupported emplace_back</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// in ITIVectors.</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="namespacegtl.html#a4ee3db0c4acaa0f277a0d7006f5ad1e6">gtl::STLDeleteElements</a>(&optimizers_);</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> }</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  </div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">BopOptimizerBase::Status</a> PortfolioOptimizer::SynchronizeIfNeeded(</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html">ProblemState</a>& problem_state) {</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> (state_update_stamp_ == problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#ac3f005f004bb2c049e3ee884c16dfeac">update_stamp</a>()) {</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba49959dd441dcda75d6898cf2c68fb374">BopOptimizerBase::CONTINUE</a>;</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  }</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  state_update_stamp_ = problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#ac3f005f004bb2c049e3ee884c16dfeac">update_stamp</a>();</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Load any new information into the sat_propagator_.</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> first_time = (sat_propagator_.<a class="code" href="classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2">NumVariables</a>() == 0);</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">BopOptimizerBase::Status</a> status =</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="namespaceoperations__research_1_1bop.html#a2c3c1538ecc101963e5c92ff9bfb33bb">LoadStateProblemToSatSolver</a>(problem_state, &sat_propagator_);</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">if</span> (status != <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba49959dd441dcda75d6898cf2c68fb374">BopOptimizerBase::CONTINUE</a>) <span class="keywordflow">return</span> status;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">if</span> (first_time) {</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// We configure the sat_propagator_ to use the objective as an assignment</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">// preference</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a40254eb00d4590a09d811fe94c727c2a">UseObjectiveForSatAssignmentPreference</a>(problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#a1b5ceea7aa96a97466f8e91036367a5b">original_problem</a>(),</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  &sat_propagator_);</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  lower_bound_ = problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#afe39cb8a51ec2fc5508dc160f7e594a2">GetScaledLowerBound</a>();</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  upper_bound_ = problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#ac59ff8f3b21bdac22c9c53a7d82ba3ec">solution</a>().<a class="code" href="classoperations__research_1_1bop_1_1_bop_solution.html#a894d87c5fddfc463c3ca3c779ba7f997">IsFeasible</a>()</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  ? problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#ac59ff8f3b21bdac22c9c53a7d82ba3ec">solution</a>().<a class="code" href="classoperations__research_1_1bop_1_1_bop_solution.html#a5a7e1c8c6e190403753beff6168d66a8">GetScaledCost</a>()</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  : <a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">glop::kInfinity</a>;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba49959dd441dcda75d6898cf2c68fb374">BopOptimizerBase::CONTINUE</a>;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> }</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div>
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<div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a8330ac820f311aab1b9c2c8057cc2c3f"> 124</a></span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">BopOptimizerBase::Status</a> <a class="code" href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a8330ac820f311aab1b9c2c8057cc2c3f">PortfolioOptimizer::Optimize</a>(</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> BopParameters& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>, <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html">ProblemState</a>& problem_state,</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <a class="code" href="structoperations__research_1_1bop_1_1_learned_info.html">LearnedInfo</a>* learned_info, <a class="code" href="classoperations__research_1_1_time_limit.html">TimeLimit</a>* <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>) {</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(learned_info != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a> != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  learned_info-><a class="code" href="structoperations__research_1_1bop_1_1_learned_info.html#aa71d36872f416feaa853788a7a7a7ef8">Clear</a>();</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">BopOptimizerBase::Status</a> sync_status =</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  SynchronizeIfNeeded(problem_state);</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> (sync_status != <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba49959dd441dcda75d6898cf2c68fb374">BopOptimizerBase::CONTINUE</a>) {</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">return</span> sync_status;</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  }</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">for</span> (OptimizerIndex i(0); i < optimizers_.size(); ++i) {</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  selector_->SetOptimizerRunnability(</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  i, optimizers_[i]-><a class="code" href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a333c05e80843ee46f4428d3e6482b17e">ShouldBeRun</a>(problem_state));</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">const</span> int64_t init_cost = problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#ac59ff8f3b21bdac22c9c53a7d82ba3ec">solution</a>().<a class="code" href="classoperations__research_1_1bop_1_1_bop_solution.html#a894d87c5fddfc463c3ca3c779ba7f997">IsFeasible</a>()</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  ? problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#ac59ff8f3b21bdac22c9c53a7d82ba3ec">solution</a>().<a class="code" href="classoperations__research_1_1bop_1_1_bop_solution.html#a9f0494e519e93f67f62ba4b76fde1c56">GetCost</a>()</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  : <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::numeric_limits<int64_t>::max</a>();</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> init_deterministic_time =</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>->GetElapsedDeterministicTime();</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  </div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">const</span> OptimizerIndex selected_optimizer_id = selector_->SelectOptimizer();</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (selected_optimizer_id == <a class="code" href="namespaceoperations__research_1_1bop.html#a5f4af3d65054eb50d75d907bd9e3071a">kInvalidOptimizerIndex</a>) {</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</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">"All the optimizers are done."</span>;</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba781ad2788df9e25c59a70894c7832096">BopOptimizerBase::ABORT</a>;</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html">BopOptimizerBase</a>* <span class="keyword">const</span> selected_optimizer =</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  optimizers_[selected_optimizer_id];</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.log_search_progress() || <a class="code" href="vlog__is__on_8h.html#a956152cad330225654d128f35c00efce">VLOG_IS_ON</a>(1)) {</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</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">" "</span> << lower_bound_ << <span class="stringliteral">" .. "</span> << upper_bound_ << <span class="stringliteral">" "</span></div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  << <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#ad8227ba86a01f26e4f173cd5e219d5d1">name</a>() << <span class="stringliteral">" - "</span> << selected_optimizer-><a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#ad8227ba86a01f26e4f173cd5e219d5d1">name</a>()</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  << <span class="stringliteral">". Time limit: "</span> << <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>->GetTimeLeft() << <span class="stringliteral">" -- "</span></div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  << <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>->GetDeterministicTimeLeft();</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  }</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">BopOptimizerBase::Status</a> optimization_status =</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  selected_optimizer-><a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a493b6c254ace6a3309a0f84629085381">Optimize</a>(<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>, problem_state, learned_info,</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>);</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">// ABORT means that this optimizer can't be run until we found a new solution.</span></div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (optimization_status == <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba781ad2788df9e25c59a70894c7832096">BopOptimizerBase::ABORT</a>) {</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  selector_->TemporarilyMarkOptimizerAsUnselectable(selected_optimizer_id);</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="comment">// The gain is defined as 1 for the first solution.</span></div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// TODO(user): Is 1 the right value? It might be better to use a percentage</span></div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// of the gap, or use the same gain as for the second solution.</span></div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keyword">const</span> int64_t gain =</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  optimization_status == <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba22ebbfba03095f407fb90f5a363a384b">BopOptimizerBase::SOLUTION_FOUND</a></div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  ? (init_cost == <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::numeric_limits<int64_t>::max</a>()</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  ? 1</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  : init_cost - learned_info-><a class="code" href="structoperations__research_1_1bop_1_1_learned_info.html#aa055411f4c53125132922079d33e535f">solution</a>.<a class="code" href="classoperations__research_1_1bop_1_1_bop_solution.html#a9f0494e519e93f67f62ba4b76fde1c56">GetCost</a>())</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  : 0;</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> spent_deterministic_time =</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>->GetElapsedDeterministicTime() - init_deterministic_time;</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  selector_->UpdateScore(gain, spent_deterministic_time);</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  </div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">if</span> (optimization_status == <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483">BopOptimizerBase::INFEASIBLE</a> ||</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  optimization_status == <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70bae276c6d6c33441e7bc41f349a9ba39e2">BopOptimizerBase::OPTIMAL_SOLUTION_FOUND</a>) {</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">return</span> optimization_status;</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// Stop the portfolio optimizer after too many unsuccessful calls.</span></div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.has_max_number_of_consecutive_failing_optimizer_calls() &&</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  problem_state.<a class="code" href="classoperations__research_1_1bop_1_1_problem_state.html#ac59ff8f3b21bdac22c9c53a7d82ba3ec">solution</a>().<a class="code" href="classoperations__research_1_1bop_1_1_bop_solution.html#a894d87c5fddfc463c3ca3c779ba7f997">IsFeasible</a>()) {</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  number_of_consecutive_failing_optimizers_ =</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  optimization_status == <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba22ebbfba03095f407fb90f5a363a384b">BopOptimizerBase::SOLUTION_FOUND</a></div>
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|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  ? 0</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  : number_of_consecutive_failing_optimizers_ + 1;</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">if</span> (number_of_consecutive_failing_optimizers_ ></div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.max_number_of_consecutive_failing_optimizer_calls()) {</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba781ad2788df9e25c59a70894c7832096">BopOptimizerBase::ABORT</a>;</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div>
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|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  </div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// TODO(user): don't penalize the SatCoreBasedOptimizer or the</span></div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="comment">// LinearRelaxation when they improve the lower bound.</span></div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">// TODO(user): Do we want to re-order the optimizers in the selector when</span></div>
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|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// the status is BopOptimizerBase::INFORMATION_FOUND?</span></div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba49959dd441dcda75d6898cf2c68fb374">BopOptimizerBase::CONTINUE</a>;</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> }</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  </div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="keywordtype">void</span> PortfolioOptimizer::AddOptimizer(</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keyword">const</span> LinearBooleanProblem& problem, <span class="keyword">const</span> BopParameters& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>,</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keyword">const</span> BopOptimizerMethod& optimizer_method) {</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">switch</span> (optimizer_method.type()) {</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">case</span> BopOptimizerMethod::SAT_CORE_BASED:</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  optimizers_.push_back(<span class="keyword">new</span> <a class="code" href="classoperations__research_1_1bop_1_1_sat_core_based_optimizer.html">SatCoreBasedOptimizer</a>(<span class="stringliteral">"SatCoreBasedOptimizer"</span>));</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">case</span> BopOptimizerMethod::SAT_LINEAR_SEARCH:</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  optimizers_.push_back(<span class="keyword">new</span> <a class="code" href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html">GuidedSatFirstSolutionGenerator</a>(</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="stringliteral">"SatOptimizer"</span>, <a class="code" href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72abe3cf98bda0f221392a76da269cf4fd8">GuidedSatFirstSolutionGenerator::Policy::kNotGuided</a>));</div>
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|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">case</span> BopOptimizerMethod::LINEAR_RELAXATION:</div>
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|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  optimizers_.push_back(</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1bop_1_1_linear_relaxation.html">LinearRelaxation</a>(<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>, <span class="stringliteral">"LinearRelaxation"</span>));</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">case</span> BopOptimizerMethod::LOCAL_SEARCH: {</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i <= <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.max_num_decisions_in_ls(); ++i) {</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  optimizers_.push_back(<span class="keyword">new</span> <a class="code" href="classoperations__research_1_1bop_1_1_local_search_optimizer.html">LocalSearchOptimizer</a>(</div>
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|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  absl::StrFormat(<span class="stringliteral">"LS_%d"</span>, i), i, &sat_propagator_));</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">break</span>;</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">case</span> BopOptimizerMethod::RANDOM_FIRST_SOLUTION:</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  optimizers_.push_back(<span class="keyword">new</span> BopRandomFirstSolutionGenerator(</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="stringliteral">"SATRandomFirstSolution"</span>, <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>, &sat_propagator_,</div>
|
|
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  random_.get()));</div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">case</span> BopOptimizerMethod::RANDOM_VARIABLE_LNS:</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  BuildObjectiveTerms(problem, &objective_terms_);</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  optimizers_.push_back(<span class="keyword">new</span> BopAdaptiveLNSOptimizer(</div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="stringliteral">"RandomVariableLns"</span>,</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">/*use_lp_to_guide_sat=*/</span><span class="keyword">false</span>,</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keyword">new</span> ObjectiveBasedNeighborhood(&objective_terms_, random_.get()),</div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  &sat_propagator_));</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">case</span> BopOptimizerMethod::RANDOM_VARIABLE_LNS_GUIDED_BY_LP:</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  BuildObjectiveTerms(problem, &objective_terms_);</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  optimizers_.push_back(<span class="keyword">new</span> BopAdaptiveLNSOptimizer(</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="stringliteral">"RandomVariableLnsWithLp"</span>,</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">/*use_lp_to_guide_sat=*/</span><span class="keyword">true</span>,</div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keyword">new</span> ObjectiveBasedNeighborhood(&objective_terms_, random_.get()),</div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  &sat_propagator_));</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordflow">case</span> BopOptimizerMethod::RANDOM_CONSTRAINT_LNS:</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  BuildObjectiveTerms(problem, &objective_terms_);</div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  optimizers_.push_back(<span class="keyword">new</span> BopAdaptiveLNSOptimizer(</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="stringliteral">"RandomConstraintLns"</span>,</div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">/*use_lp_to_guide_sat=*/</span><span class="keyword">false</span>,</div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">new</span> ConstraintBasedNeighborhood(&objective_terms_, random_.get()),</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  &sat_propagator_));</div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">case</span> BopOptimizerMethod::RANDOM_CONSTRAINT_LNS_GUIDED_BY_LP:</div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  BuildObjectiveTerms(problem, &objective_terms_);</div>
|
|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  optimizers_.push_back(<span class="keyword">new</span> BopAdaptiveLNSOptimizer(</div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="stringliteral">"RandomConstraintLnsWithLp"</span>,</div>
|
|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">/*use_lp_to_guide_sat=*/</span><span class="keyword">true</span>,</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keyword">new</span> ConstraintBasedNeighborhood(&objective_terms_, random_.get()),</div>
|
|
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  &sat_propagator_));</div>
|
|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">case</span> BopOptimizerMethod::RELATION_GRAPH_LNS:</div>
|
|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  BuildObjectiveTerms(problem, &objective_terms_);</div>
|
|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  optimizers_.push_back(<span class="keyword">new</span> BopAdaptiveLNSOptimizer(</div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="stringliteral">"RelationGraphLns"</span>,</div>
|
|
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">/*use_lp_to_guide_sat=*/</span><span class="keyword">false</span>,</div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keyword">new</span> RelationGraphBasedNeighborhood(problem, random_.get()),</div>
|
|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  &sat_propagator_));</div>
|
|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">case</span> BopOptimizerMethod::RELATION_GRAPH_LNS_GUIDED_BY_LP:</div>
|
|
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  BuildObjectiveTerms(problem, &objective_terms_);</div>
|
|
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  optimizers_.push_back(<span class="keyword">new</span> BopAdaptiveLNSOptimizer(</div>
|
|
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="stringliteral">"RelationGraphLnsWithLp"</span>,</div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">/*use_lp_to_guide_sat=*/</span><span class="keyword">true</span>,</div>
|
|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">new</span> RelationGraphBasedNeighborhood(problem, random_.get()),</div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  &sat_propagator_));</div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">case</span> BopOptimizerMethod::COMPLETE_LNS:</div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  BuildObjectiveTerms(problem, &objective_terms_);</div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  optimizers_.push_back(</div>
|
|
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keyword">new</span> BopCompleteLNSOptimizer(<span class="stringliteral">"LNS"</span>, objective_terms_));</div>
|
|
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">case</span> BopOptimizerMethod::USER_GUIDED_FIRST_SOLUTION:</div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  optimizers_.push_back(<span class="keyword">new</span> GuidedSatFirstSolutionGenerator(</div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="stringliteral">"SATUserGuidedFirstSolution"</span>,</div>
|
|
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <a class="code" href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72a8be82401707aa36653dc3a55fa0e4c30">GuidedSatFirstSolutionGenerator::Policy::kUserGuided</a>));</div>
|
|
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordflow">case</span> BopOptimizerMethod::LP_FIRST_SOLUTION:</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  optimizers_.push_back(<span class="keyword">new</span> GuidedSatFirstSolutionGenerator(</div>
|
|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="stringliteral">"SATLPFirstSolution"</span>,</div>
|
|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <a class="code" href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72a3f0f0fd0a58407608ee43194b8bde37b">GuidedSatFirstSolutionGenerator::Policy::kLpGuided</a>));</div>
|
|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">case</span> BopOptimizerMethod::OBJECTIVE_FIRST_SOLUTION:</div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  optimizers_.push_back(<span class="keyword">new</span> GuidedSatFirstSolutionGenerator(</div>
|
|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="stringliteral">"SATObjectiveFirstSolution"</span>,</div>
|
|
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72ac5be1c29e0f1d21d4ed634bd969ea60d">GuidedSatFirstSolutionGenerator::Policy::kObjectiveGuided</a>));</div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Unknown optimizer type."</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>  </div>
|
|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="keywordtype">void</span> PortfolioOptimizer::CreateOptimizers(</div>
|
|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keyword">const</span> LinearBooleanProblem& problem, <span class="keyword">const</span> BopParameters& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>,</div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keyword">const</span> BopSolverOptimizerSet& optimizer_set) {</div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  random_ = absl::make_unique<MTRandom>(<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.random_seed());</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  </div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.use_symmetry()) {</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"Finding symmetries of the problem."</span>;</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  std::vector<std::unique_ptr<SparsePermutation>> generators;</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a6986d13a746e6577bcf0cb190aef8113">sat::FindLinearBooleanProblemSymmetries</a>(problem, &generators);</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  std::unique_ptr<sat::SymmetryPropagator> propagator(</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keyword">new</span> sat::SymmetryPropagator);</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < generators.size(); ++i) {</div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  propagator->AddSymmetry(std::move(generators[i]));</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  }</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  sat_propagator_.<a class="code" href="classoperations__research_1_1sat_1_1_sat_solver.html#a2d1cea64152ca53ac5df160b48059800">AddPropagator</a>(propagator.get());</div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  sat_propagator_.<a class="code" href="classoperations__research_1_1sat_1_1_sat_solver.html#ad085476234b92559b93383f9e1264af6">TakePropagatorOwnership</a>(std::move(propagator));</div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  </div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> max_num_optimizers =</div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  optimizer_set.methods_size() + <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.max_num_decisions_in_ls() - 1;</div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  optimizers_.reserve(max_num_optimizers);</div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> BopOptimizerMethod& optimizer_method : optimizer_set.methods()) {</div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keyword">const</span> OptimizerIndex old_size(optimizers_.size());</div>
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  AddOptimizer(problem, <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>, optimizer_method);</div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  }</div>
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  </div>
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  selector_ = absl::make_unique<OptimizerSelector>(optimizers_);</div>
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> }</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  </div>
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="comment">// OptimizerSelector</span></div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00339"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a7446261c67d84ead76d02bec6111a6f6"> 339</a></span> <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a7446261c67d84ead76d02bec6111a6f6">OptimizerSelector::OptimizerSelector</a>(</div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keyword">const</span> <a class="code" href="classabsl_1_1_strong_vector.html">absl::StrongVector<OptimizerIndex, BopOptimizerBase*></a>& optimizers)</div>
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<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  : run_infos_(), selected_index_(optimizers.size()) {</div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">for</span> (OptimizerIndex i(0); i < optimizers.<a class="code" href="classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86">size</a>(); ++i) {</div>
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<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  info_positions_.<a class="code" href="classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b">push_back</a>(run_infos_.size());</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  run_infos_.push_back(RunInfo(i, optimizers[i]-><a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>()));</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  }</div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> }</div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  </div>
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<div class="line"><a name="l00348"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aaf18e37117e9af6653b54036df144bf7"> 348</a></span> OptimizerIndex <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aaf18e37117e9af6653b54036df144bf7">OptimizerSelector::SelectOptimizer</a>() {</div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <a class="code" href="base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9">CHECK_GE</a>(selected_index_, 0);</div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  </div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">do</span> {</div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  ++selected_index_;</div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  } <span class="keywordflow">while</span> (selected_index_ < run_infos_.size() &&</div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  !run_infos_[selected_index_].RunnableAndSelectable());</div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  </div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">if</span> (selected_index_ >= run_infos_.size()) {</div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="comment">// Select the first possible optimizer.</span></div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  selected_index_ = -1;</div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < run_infos_.size(); ++i) {</div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">if</span> (run_infos_[i].RunnableAndSelectable()) {</div>
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  selected_index_ = i;</div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  }</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  }</div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keywordflow">if</span> (selected_index_ == -1) <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research_1_1bop.html#a5f4af3d65054eb50d75d907bd9e3071a">kInvalidOptimizerIndex</a>;</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  } <span class="keywordflow">else</span> {</div>
|
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">// Select the next possible optimizer. If none, select the first one.</span></div>
|
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="comment">// Check that the time is smaller than all previous optimizers which are</span></div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="comment">// runnable.</span></div>
|
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordtype">bool</span> too_much_time_spent = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> time_spent =</div>
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  run_infos_[selected_index_].time_spent_since_last_solution;</div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < selected_index_; ++i) {</div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keyword">const</span> RunInfo& info = run_infos_[i];</div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">if</span> (info.RunnableAndSelectable() &&</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  info.time_spent_since_last_solution < time_spent) {</div>
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|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  too_much_time_spent = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">break</span>;</div>
|
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  }</div>
|
|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  }</div>
|
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">if</span> (too_much_time_spent) {</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="comment">// TODO(user): Remove this recursive call, even if in practice it's</span></div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="comment">// safe because the max depth is the number of optimizers.</span></div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aaf18e37117e9af6653b54036df144bf7">SelectOptimizer</a>();</div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  }</div>
|
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  }</div>
|
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  </div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="comment">// Select the optimizer.</span></div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  ++run_infos_[selected_index_].num_calls;</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">return</span> run_infos_[selected_index_].optimizer_index;</div>
|
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> }</div>
|
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  </div>
|
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<div class="line"><a name="l00393"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a173a5d1de91155150d12922f838b2abf"> 393</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a173a5d1de91155150d12922f838b2abf">OptimizerSelector::UpdateScore</a>(int64_t gain, <span class="keywordtype">double</span> time_spent) {</div>
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> new_solution_found = gain != 0;</div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">if</span> (new_solution_found) NewSolutionFound(gain);</div>
|
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<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  UpdateDeterministicTime(time_spent);</div>
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  </div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> new_score = time_spent == 0.0 ? 0.0 : gain / time_spent;</div>
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> kErosion = 0.2;</div>
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> kMinScore = 1E-6;</div>
|
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<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  </div>
|
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<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  RunInfo& info = run_infos_[selected_index_];</div>
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<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> old_score = info.score;</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  info.score =</div>
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<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(kMinScore, old_score * (1 - kErosion) + kErosion * new_score);</div>
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<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  </div>
|
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keywordflow">if</span> (new_solution_found) { <span class="comment">// Solution found</span></div>
|
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<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  UpdateOrder();</div>
|
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<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  selected_index_ = run_infos_.size();</div>
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  }</div>
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> }</div>
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<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  </div>
|
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<div class="line"><a name="l00413"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aba3277a6875194d8b552e63b7d736831"> 413</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aba3277a6875194d8b552e63b7d736831">OptimizerSelector::TemporarilyMarkOptimizerAsUnselectable</a>(</div>
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  OptimizerIndex optimizer_index) {</div>
|
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  run_infos_[info_positions_[optimizer_index]].selectable = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> }</div>
|
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  </div>
|
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<div class="line"><a name="l00418"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aea662acd751f6856386caee7e026d704"> 418</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aea662acd751f6856386caee7e026d704">OptimizerSelector::SetOptimizerRunnability</a>(OptimizerIndex optimizer_index,</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordtype">bool</span> runnable) {</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  run_infos_[info_positions_[optimizer_index]].runnable = runnable;</div>
|
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> }</div>
|
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<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  </div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a4b14f854a158aa2e8af36859ca7e163b"> 423</a></span> std::string <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a4b14f854a158aa2e8af36859ca7e163b">OptimizerSelector::PrintStats</a>(</div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  OptimizerIndex optimizer_index)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keyword">const</span> RunInfo& info = run_infos_[info_positions_[optimizer_index]];</div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">return</span> absl::StrFormat(</div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="stringliteral">" %40s : %3d/%-3d (%6.2f%%) Total gain: %6d Total Dtime: %0.3f "</span></div>
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|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="stringliteral">"score: %f\n"</span>,</div>
|
|
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  info.name, info.num_successes, info.num_calls,</div>
|
|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  100.0 * info.num_successes / info.num_calls, info.total_gain,</div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  info.time_spent, info.score);</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> }</div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  </div>
|
|
<div class="line"><a name="l00434"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a4fa36e52f0befc6fef8c082f7180af8f"> 434</a></span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a4fa36e52f0befc6fef8c082f7180af8f">OptimizerSelector::NumCallsForOptimizer</a>(</div>
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|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  OptimizerIndex optimizer_index)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="keyword">const</span> RunInfo& info = run_infos_[info_positions_[optimizer_index]];</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">return</span> info.num_calls;</div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> }</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  </div>
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<div class="line"><a name="l00440"></a><span class="lineno"><a class="line" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#af08c213ccc8ca25618ad8e577d4f974f"> 440</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1bop_1_1_optimizer_selector.html#af08c213ccc8ca25618ad8e577d4f974f">OptimizerSelector::DebugPrint</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  std::string str;</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < run_infos_.size(); ++i) {</div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keyword">const</span> RunInfo& info = run_infos_[i];</div>
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<div class="line"><a name="l00444"></a><span class="lineno"> 444</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">" "</span> << info.name << <span class="stringliteral">" "</span> << info.total_gain</div>
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  << <span class="stringliteral">" / "</span> << info.time_spent << <span class="stringliteral">" = "</span> << info.score << <span class="stringliteral">" "</span></div>
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<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  << info.selectable << <span class="stringliteral">" "</span> << info.time_spent_since_last_solution;</div>
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  }</div>
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> }</div>
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  </div>
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<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="keywordtype">void</span> OptimizerSelector::NewSolutionFound(int64_t gain) {</div>
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<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  run_infos_[selected_index_].num_successes++;</div>
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<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  run_infos_[selected_index_].total_gain += gain;</div>
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<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  </div>
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<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < run_infos_.size(); ++i) {</div>
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<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  run_infos_[i].time_spent_since_last_solution = 0;</div>
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<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  run_infos_[i].selectable = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  }</div>
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<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> }</div>
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<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  </div>
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<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="keywordtype">void</span> OptimizerSelector::UpdateDeterministicTime(<span class="keywordtype">double</span> time_spent) {</div>
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<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  run_infos_[selected_index_].time_spent += time_spent;</div>
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<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  run_infos_[selected_index_].time_spent_since_last_solution += time_spent;</div>
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<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> }</div>
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<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  </div>
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<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="keywordtype">void</span> OptimizerSelector::UpdateOrder() {</div>
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="comment">// Re-sort optimizers.</span></div>
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  std::stable_sort(run_infos_.begin(), run_infos_.end(),</div>
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<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  [](<span class="keyword">const</span> RunInfo& <a class="code" href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a>, <span class="keyword">const</span> RunInfo& <a class="code" href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a>) -> <span class="keywordtype">bool</span> {</div>
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<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  if (a.total_gain == 0 && b.total_gain == 0)</div>
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<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  return a.time_spent < b.time_spent;</div>
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<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  return a.score > b.score;</div>
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<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  });</div>
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<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  </div>
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="comment">// Update the positions.</span></div>
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<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < run_infos_.size(); ++i) {</div>
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<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  info_positions_[run_infos_[i].optimizer_index] = i;</div>
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<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  }</div>
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<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> }</div>
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<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  </div>
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<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> } <span class="comment">// namespace bop</span></div>
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<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> } <span class="comment">// namespace operations_research</span></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f"><div class="ttname"><a href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">max</a></div><div class="ttdeci">int64_t max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00140">alldiff_cst.cc:140</a></div></div>
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<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#l00498">base/logging.h:498</a></div></div>
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<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#l00705">base/logging.h:705</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a7cc25402ecd7591b4c39934dd656b1f9"><div class="ttname"><a href="base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9">CHECK_GE</a></div><div class="ttdeci">#define CHECK_GE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00709">base/logging.h:709</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a7e03ec13560fa94a8fea569960d7efc6"><div class="ttname"><a href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a></div><div class="ttdeci">#define CHECK_GT(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00710">base/logging.h:710</a></div></div>
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<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#l00706">base/logging.h:706</a></div></div>
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<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#l00423">base/logging.h:423</a></div></div>
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<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#l00986">base/logging.h:986</a></div></div>
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<div class="ttc" id="aboolean__problem_8h_html"><div class="ttname"><a href="boolean__problem_8h.html">boolean_problem.h</a></div></div>
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<div class="ttc" id="aboolean__problem_8pb_8h_html"><div class="ttname"><a href="boolean__problem_8pb_8h.html">boolean_problem.pb.h</a></div></div>
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<div class="ttc" id="abop__fs_8h_html"><div class="ttname"><a href="bop__fs_8h.html">bop_fs.h</a></div></div>
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<div class="ttc" id="abop__lns_8h_html"><div class="ttname"><a href="bop__lns_8h.html">bop_lns.h</a></div></div>
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<div class="ttc" id="abop__ls_8h_html"><div class="ttname"><a href="bop__ls_8h.html">bop_ls.h</a></div></div>
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<div class="ttc" id="abop__portfolio_8h_html"><div class="ttname"><a href="bop__portfolio_8h.html">bop_portfolio.h</a></div></div>
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<div class="ttc" id="abop__util_8h_html"><div class="ttname"><a href="bop__util_8h.html">bop_util.h</a></div></div>
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<div class="ttc" id="aclassabsl_1_1_strong_vector_html"><div class="ttname"><a href="classabsl_1_1_strong_vector.html">absl::StrongVector</a></div><div class="ttdef"><b>Definition:</b> <a href="strong__vector_8h_source.html#l00076">strong_vector.h:76</a></div></div>
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<div class="ttc" id="aclassabsl_1_1_strong_vector_html_a60304b65bf89363bcc3165d3cde67f86"><div class="ttname"><a href="classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86">absl::StrongVector::size</a></div><div class="ttdeci">size_type size() const</div><div class="ttdef"><b>Definition:</b> <a href="strong__vector_8h_source.html#l00147">strong_vector.h:147</a></div></div>
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<div class="ttc" id="aclassabsl_1_1_strong_vector_html_a9263000d449fdccb6cb70b303063e60b"><div class="ttname"><a href="classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b">absl::StrongVector::push_back</a></div><div class="ttdeci">void push_back(const value_type &x)</div><div class="ttdef"><b>Definition:</b> <a href="strong__vector_8h_source.html#l00158">strong_vector.h:158</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_limit_html"><div class="ttname"><a href="classoperations__research_1_1_time_limit.html">operations_research::TimeLimit</a></div><div class="ttdoc">A simple class to enforce both an elapsed time limit and a deterministic time limit in the same threa...</div><div class="ttdef"><b>Definition:</b> <a href="time__limit_8h_source.html#l00105">time_limit.h:105</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html">operations_research::bop::BopOptimizerBase</a></div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00043">bop_base.h:43</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_a493b6c254ace6a3309a0f84629085381"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a493b6c254ace6a3309a0f84629085381">operations_research::bop::BopOptimizerBase::Optimize</a></div><div class="ttdeci">virtual Status Optimize(const BopParameters &parameters, const ProblemState &problem_state, LearnedInfo *learned_info, TimeLimit *time_limit)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_a67a0db04d321a74b7e7fcfd3f1a3f70b"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">operations_research::bop::BopOptimizerBase::Status</a></div><div class="ttdeci">Status</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00064">bop_base.h:64</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba22ebbfba03095f407fb90f5a363a384b"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba22ebbfba03095f407fb90f5a363a384b">operations_research::bop::BopOptimizerBase::SOLUTION_FOUND</a></div><div class="ttdeci">@ SOLUTION_FOUND</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00066">bop_base.h:66</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483">operations_research::bop::BopOptimizerBase::INFEASIBLE</a></div><div class="ttdeci">@ INFEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00067">bop_base.h:67</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba49959dd441dcda75d6898cf2c68fb374"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba49959dd441dcda75d6898cf2c68fb374">operations_research::bop::BopOptimizerBase::CONTINUE</a></div><div class="ttdeci">@ CONTINUE</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00079">bop_base.h:79</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba781ad2788df9e25c59a70894c7832096"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba781ad2788df9e25c59a70894c7832096">operations_research::bop::BopOptimizerBase::ABORT</a></div><div class="ttdeci">@ ABORT</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00083">bop_base.h:82</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_a67a0db04d321a74b7e7fcfd3f1a3f70bae276c6d6c33441e7bc41f349a9ba39e2"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#a67a0db04d321a74b7e7fcfd3f1a3f70bae276c6d6c33441e7bc41f349a9ba39e2">operations_research::bop::BopOptimizerBase::OPTIMAL_SOLUTION_FOUND</a></div><div class="ttdeci">@ OPTIMAL_SOLUTION_FOUND</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00065">bop_base.h:65</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_optimizer_base_html_ad8227ba86a01f26e4f173cd5e219d5d1"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_optimizer_base.html#ad8227ba86a01f26e4f173cd5e219d5d1">operations_research::bop::BopOptimizerBase::name</a></div><div class="ttdeci">const std::string & name() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00049">bop_base.h:49</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_solution_html_a5a7e1c8c6e190403753beff6168d66a8"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_solution.html#a5a7e1c8c6e190403753beff6168d66a8">operations_research::bop::BopSolution::GetScaledCost</a></div><div class="ttdeci">double GetScaledCost() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__solution_8h_source.html#l00064">bop_solution.h:64</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_solution_html_a894d87c5fddfc463c3ca3c779ba7f997"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_solution.html#a894d87c5fddfc463c3ca3c779ba7f997">operations_research::bop::BopSolution::IsFeasible</a></div><div class="ttdeci">bool IsFeasible() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__solution_8h_source.html#l00072">bop_solution.h:72</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_bop_solution_html_a9f0494e519e93f67f62ba4b76fde1c56"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_bop_solution.html#a9f0494e519e93f67f62ba4b76fde1c56">operations_research::bop::BopSolution::GetCost</a></div><div class="ttdeci">int64_t GetCost() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__solution_8h_source.html#l00053">bop_solution.h:53</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_guided_sat_first_solution_generator_html"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html">operations_research::bop::GuidedSatFirstSolutionGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="bop__fs_8h_source.html#l00042">bop_fs.h:42</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_guided_sat_first_solution_generator_html_abb491487def337216dea442161545e72a3f0f0fd0a58407608ee43194b8bde37b"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72a3f0f0fd0a58407608ee43194b8bde37b">operations_research::bop::GuidedSatFirstSolutionGenerator::Policy::kLpGuided</a></div><div class="ttdeci">@ kLpGuided</div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_guided_sat_first_solution_generator_html_abb491487def337216dea442161545e72a8be82401707aa36653dc3a55fa0e4c30"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72a8be82401707aa36653dc3a55fa0e4c30">operations_research::bop::GuidedSatFirstSolutionGenerator::Policy::kUserGuided</a></div><div class="ttdeci">@ kUserGuided</div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_guided_sat_first_solution_generator_html_abb491487def337216dea442161545e72abe3cf98bda0f221392a76da269cf4fd8"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72abe3cf98bda0f221392a76da269cf4fd8">operations_research::bop::GuidedSatFirstSolutionGenerator::Policy::kNotGuided</a></div><div class="ttdeci">@ kNotGuided</div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_guided_sat_first_solution_generator_html_abb491487def337216dea442161545e72ac5be1c29e0f1d21d4ed634bd969ea60d"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_guided_sat_first_solution_generator.html#abb491487def337216dea442161545e72ac5be1c29e0f1d21d4ed634bd969ea60d">operations_research::bop::GuidedSatFirstSolutionGenerator::Policy::kObjectiveGuided</a></div><div class="ttdeci">@ kObjectiveGuided</div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_linear_relaxation_html"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_linear_relaxation.html">operations_research::bop::LinearRelaxation</a></div><div class="ttdef"><b>Definition:</b> <a href="bop__fs_8h_source.html#l00109">bop_fs.h:109</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_local_search_optimizer_html"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_local_search_optimizer.html">operations_research::bop::LocalSearchOptimizer</a></div><div class="ttdef"><b>Definition:</b> <a href="bop__ls_8h_source.html#l00116">bop_ls.h:116</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_a173a5d1de91155150d12922f838b2abf"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a173a5d1de91155150d12922f838b2abf">operations_research::bop::OptimizerSelector::UpdateScore</a></div><div class="ttdeci">void UpdateScore(int64_t gain, double time_spent)</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00393">bop_portfolio.cc:393</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_a4b14f854a158aa2e8af36859ca7e163b"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a4b14f854a158aa2e8af36859ca7e163b">operations_research::bop::OptimizerSelector::PrintStats</a></div><div class="ttdeci">std::string PrintStats(OptimizerIndex optimizer_index) const</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00423">bop_portfolio.cc:423</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_a4fa36e52f0befc6fef8c082f7180af8f"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a4fa36e52f0befc6fef8c082f7180af8f">operations_research::bop::OptimizerSelector::NumCallsForOptimizer</a></div><div class="ttdeci">int NumCallsForOptimizer(OptimizerIndex optimizer_index) const</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00434">bop_portfolio.cc:434</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_a7446261c67d84ead76d02bec6111a6f6"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#a7446261c67d84ead76d02bec6111a6f6">operations_research::bop::OptimizerSelector::OptimizerSelector</a></div><div class="ttdeci">OptimizerSelector(const absl::StrongVector< OptimizerIndex, BopOptimizerBase * > &optimizers)</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00339">bop_portfolio.cc:339</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_aaf18e37117e9af6653b54036df144bf7"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aaf18e37117e9af6653b54036df144bf7">operations_research::bop::OptimizerSelector::SelectOptimizer</a></div><div class="ttdeci">OptimizerIndex SelectOptimizer()</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00348">bop_portfolio.cc:348</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_aba3277a6875194d8b552e63b7d736831"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aba3277a6875194d8b552e63b7d736831">operations_research::bop::OptimizerSelector::TemporarilyMarkOptimizerAsUnselectable</a></div><div class="ttdeci">void TemporarilyMarkOptimizerAsUnselectable(OptimizerIndex optimizer_index)</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00413">bop_portfolio.cc:413</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_aea662acd751f6856386caee7e026d704"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#aea662acd751f6856386caee7e026d704">operations_research::bop::OptimizerSelector::SetOptimizerRunnability</a></div><div class="ttdeci">void SetOptimizerRunnability(OptimizerIndex optimizer_index, bool runnable)</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00418">bop_portfolio.cc:418</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_optimizer_selector_html_af08c213ccc8ca25618ad8e577d4f974f"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_optimizer_selector.html#af08c213ccc8ca25618ad8e577d4f974f">operations_research::bop::OptimizerSelector::DebugPrint</a></div><div class="ttdeci">void DebugPrint() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00440">bop_portfolio.cc:440</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_portfolio_optimizer_html_a0ee8b49b04c3f35aa518a49567e42150"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a0ee8b49b04c3f35aa518a49567e42150">operations_research::bop::PortfolioOptimizer::~PortfolioOptimizer</a></div><div class="ttdeci">~PortfolioOptimizer() override</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00079">bop_portfolio.cc:79</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_portfolio_optimizer_html_a333c05e80843ee46f4428d3e6482b17e"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a333c05e80843ee46f4428d3e6482b17e">operations_research::bop::PortfolioOptimizer::ShouldBeRun</a></div><div class="ttdeci">bool ShouldBeRun(const ProblemState &problem_state) const override</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8h_source.html#l00071">bop_portfolio.h:71</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_portfolio_optimizer_html_a8330ac820f311aab1b9c2c8057cc2c3f"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#a8330ac820f311aab1b9c2c8057cc2c3f">operations_research::bop::PortfolioOptimizer::Optimize</a></div><div class="ttdeci">Status Optimize(const BopParameters &parameters, const ProblemState &problem_state, LearnedInfo *learned_info, TimeLimit *time_limit) override</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00124">bop_portfolio.cc:124</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_portfolio_optimizer_html_ac1edeef2567ead2245d517088403b6e6"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_portfolio_optimizer.html#ac1edeef2567ead2245d517088403b6e6">operations_research::bop::PortfolioOptimizer::PortfolioOptimizer</a></div><div class="ttdeci">PortfolioOptimizer(const ProblemState &problem_state, const BopParameters &parameters, const BopSolverOptimizerSet &optimizer_set, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="bop__portfolio_8cc_source.html#l00062">bop_portfolio.cc:62</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_problem_state_html"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_problem_state.html">operations_research::bop::ProblemState</a></div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00114">bop_base.h:114</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_problem_state_html_a1b5ceea7aa96a97466f8e91036367a5b"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_problem_state.html#a1b5ceea7aa96a97466f8e91036367a5b">operations_research::bop::ProblemState::original_problem</a></div><div class="ttdeci">const sat::LinearBooleanProblem & original_problem() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00201">bop_base.h:201</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_problem_state_html_ac3f005f004bb2c049e3ee884c16dfeac"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_problem_state.html#ac3f005f004bb2c049e3ee884c16dfeac">operations_research::bop::ProblemState::update_stamp</a></div><div class="ttdeci">int64_t update_stamp() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00156">bop_base.h:156</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_problem_state_html_ac59ff8f3b21bdac22c9c53a7d82ba3ec"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_problem_state.html#ac59ff8f3b21bdac22c9c53a7d82ba3ec">operations_research::bop::ProblemState::solution</a></div><div class="ttdeci">const BopSolution & solution() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00196">bop_base.h:196</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_problem_state_html_afe39cb8a51ec2fc5508dc160f7e594a2"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_problem_state.html#afe39cb8a51ec2fc5508dc160f7e594a2">operations_research::bop::ProblemState::GetScaledLowerBound</a></div><div class="ttdeci">double GetScaledLowerBound() const</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00213">bop_base.h:213</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1bop_1_1_sat_core_based_optimizer_html"><div class="ttname"><a href="classoperations__research_1_1bop_1_1_sat_core_based_optimizer.html">operations_research::bop::SatCoreBasedOptimizer</a></div><div class="ttdef"><b>Definition:</b> <a href="complete__optimizer_8h_source.html#l00044">complete_optimizer.h:44</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_sat_solver_html_a2d1cea64152ca53ac5df160b48059800"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_sat_solver.html#a2d1cea64152ca53ac5df160b48059800">operations_research::sat::SatSolver::AddPropagator</a></div><div class="ttdeci">void AddPropagator(SatPropagator *propagator)</div><div class="ttdef"><b>Definition:</b> <a href="sat__solver_8cc_source.html#l00406">sat_solver.cc:406</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_sat_solver_html_a9d3beb2afe4ae647674b054bf29290e2"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_sat_solver.html#a9d3beb2afe4ae647674b054bf29290e2">operations_research::sat::SatSolver::NumVariables</a></div><div class="ttdeci">int NumVariables() const</div><div class="ttdef"><b>Definition:</b> <a href="sat__solver_8h_source.html#l00083">sat_solver.h:83</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_sat_solver_html_ad085476234b92559b93383f9e1264af6"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_sat_solver.html#ad085476234b92559b93383f9e1264af6">operations_research::sat::SatSolver::TakePropagatorOwnership</a></div><div class="ttdeci">void TakePropagatorOwnership(std::unique_ptr< SatPropagator > propagator)</div><div class="ttdef"><b>Definition:</b> <a href="sat__solver_8h_source.html#l00143">sat_solver.h:143</a></div></div>
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<div class="ttc" id="acomplete__optimizer_8h_html"><div class="ttname"><a href="complete__optimizer_8h.html">complete_optimizer.h</a></div></div>
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<div class="ttc" id="aconstraint__solver_2table_8cc_html_a9293e4d29cac928301645070dd307683"><div class="ttname"><a href="constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683">b</a></div><div class="ttdeci">int64_t b</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2table_8cc_source.html#l00047">constraint_solver/table.cc:47</a></div></div>
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<div class="ttc" id="aconstraint__solver_2table_8cc_html_acb18315d548212835cd8ed4287e6c0b6"><div class="ttname"><a href="constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6">a</a></div><div class="ttdeci">int64_t a</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2table_8cc_source.html#l00046">constraint_solver/table.cc:46</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a></div><div class="ttdeci">SatParameters parameters</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00108">cp_model_fz_solver.cc:108</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_ac3cf9db02b23ea1455b5ae6955d03e47"><div class="ttname"><a href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a></div><div class="ttdeci">SharedTimeLimit * time_limit</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02152">cp_model_solver.cc:2152</a></div></div>
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<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#l00813">default_search.cc:813</a></div></div>
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<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>
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<div class="ttc" id="alog__severity_8h_html_acdd38e3c9f22f127d7776920e3079eda"><div class="ttname"><a href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a></div><div class="ttdeci">const int FATAL</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00032">log_severity.h:32</a></div></div>
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<div class="ttc" id="anamespacegtl_html_a4ee3db0c4acaa0f277a0d7006f5ad1e6"><div class="ttname"><a href="namespacegtl.html#a4ee3db0c4acaa0f277a0d7006f5ad1e6">gtl::STLDeleteElements</a></div><div class="ttdeci">void STLDeleteElements(T *container)</div><div class="ttdef"><b>Definition:</b> <a href="stl__util_8h_source.html#l00372">stl_util.h:372</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1bop_html_a2c3c1538ecc101963e5c92ff9bfb33bb"><div class="ttname"><a href="namespaceoperations__research_1_1bop.html#a2c3c1538ecc101963e5c92ff9bfb33bb">operations_research::bop::LoadStateProblemToSatSolver</a></div><div class="ttdeci">BopOptimizerBase::Status LoadStateProblemToSatSolver(const ProblemState &problem_state, sat::SatSolver *sat_solver)</div><div class="ttdef"><b>Definition:</b> <a href="bop__util_8cc_source.html#l00088">bop_util.cc:88</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1bop_html_a5f4af3d65054eb50d75d907bd9e3071a"><div class="ttname"><a href="namespaceoperations__research_1_1bop.html#a5f4af3d65054eb50d75d907bd9e3071a">operations_research::bop::kInvalidOptimizerIndex</a></div><div class="ttdeci">const OptimizerIndex kInvalidOptimizerIndex(-1)</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1bop_html_ac9c38b3de2073e14b57f06fb328dcdb4"><div class="ttname"><a href="namespaceoperations__research_1_1bop.html#ac9c38b3de2073e14b57f06fb328dcdb4">operations_research::bop::BopConstraintTerms</a></div><div class="ttdeci">absl::StrongVector< SparseIndex, BopConstraintTerm > BopConstraintTerms</div><div class="ttdef"><b>Definition:</b> <a href="bop__types_8h_source.html#l00087">bop_types.h:87</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_af9a790b7e8c5b0c6d55b336177378e78"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">operations_research::glop::kInfinity</a></div><div class="ttdeci">const double kInfinity</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00084">lp_types.h:84</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_a40254eb00d4590a09d811fe94c727c2a"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#a40254eb00d4590a09d811fe94c727c2a">operations_research::sat::UseObjectiveForSatAssignmentPreference</a></div><div class="ttdeci">void UseObjectiveForSatAssignmentPreference(const LinearBooleanProblem &problem, SatSolver *solver)</div><div class="ttdef"><b>Definition:</b> <a href="boolean__problem_8cc_source.html#l00309">boolean_problem.cc:309</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_a6986d13a746e6577bcf0cb190aef8113"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#a6986d13a746e6577bcf0cb190aef8113">operations_research::sat::FindLinearBooleanProblemSymmetries</a></div><div class="ttdeci">void FindLinearBooleanProblemSymmetries(const LinearBooleanProblem &problem, std::vector< std::unique_ptr< SparsePermutation >> *generators)</div><div class="ttdef"><b>Definition:</b> <a href="boolean__problem_8cc_source.html#l00672">boolean_problem.cc:672</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
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<div class="ttc" id="apack_8cc_html_a4255f714cea26cdd64f6a0ee72d34a8c"><div class="ttname"><a href="pack_8cc.html#a4255f714cea26cdd64f6a0ee72d34a8c">weight</a></div><div class="ttdeci">int64_t weight</div><div class="ttdef"><b>Definition:</b> <a href="pack_8cc_source.html#l00510">pack.cc:510</a></div></div>
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<div class="ttc" id="asearch_8cc_html_a55ed096f6ff13bef2f7e921ffe4dda27"><div class="ttname"><a href="search_8cc.html#a55ed096f6ff13bef2f7e921ffe4dda27">selector_</a></div><div class="ttdeci">BaseVariableAssignmentSelector *const selector_</div><div class="ttdef"><b>Definition:</b> <a href="search_8cc_source.html#l01865">search.cc:1865</a></div></div>
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<div class="ttc" id="astl__util_8h_html"><div class="ttname"><a href="stl__util_8h.html">stl_util.h</a></div></div>
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<div class="ttc" id="astrong__vector_8h_html"><div class="ttname"><a href="strong__vector_8h.html">strong_vector.h</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1bop_1_1_learned_info_html"><div class="ttname"><a href="structoperations__research_1_1bop_1_1_learned_info.html">operations_research::bop::LearnedInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00248">bop_base.h:248</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1bop_1_1_learned_info_html_aa055411f4c53125132922079d33e535f"><div class="ttname"><a href="structoperations__research_1_1bop_1_1_learned_info.html#aa055411f4c53125132922079d33e535f">operations_research::bop::LearnedInfo::solution</a></div><div class="ttdeci">BopSolution solution</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00269">bop_base.h:269</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1bop_1_1_learned_info_html_aa71d36872f416feaa853788a7a7a7ef8"><div class="ttname"><a href="structoperations__research_1_1bop_1_1_learned_info.html#aa71d36872f416feaa853788a7a7a7ef8">operations_research::bop::LearnedInfo::Clear</a></div><div class="ttdeci">void Clear()</div><div class="ttdef"><b>Definition:</b> <a href="bop__base_8h_source.html#l00258">bop_base.h:258</a></div></div>
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<div class="ttc" id="asymmetry_8h_html"><div class="ttname"><a href="symmetry_8h.html">symmetry.h</a></div></div>
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