1056 lines
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1056 lines
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<a href="model__storage_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright 2010-2021 Google LLC</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
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<div class="line"><a id="l00006" 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 id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment">// limitations under the License.</span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include "<a class="code" href="model__storage_8h.html">ortools/math_opt/core/model_storage.h</a>"</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include <algorithm></span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <memory></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include <optional></span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <string></span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include <utility></span></div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include <vector></span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include "absl/container/flat_hash_map.h"</span></div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include "absl/container/flat_hash_set.h"</span></div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include "absl/memory/memory.h"</span></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include "absl/meta/type_traits.h"</span></div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include "absl/status/statusor.h"</span></div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include "absl/strings/string_view.h"</span></div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include "absl/synchronization/mutex.h"</span></div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include "absl/types/span.h"</span></div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor">#include "<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>"</span></div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#include "<a class="code" href="map__util_8h.html">ortools/base/map_util.h</a>"</span></div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#include "<a class="code" href="base_2status__macros_8h.html">ortools/base/status_macros.h</a>"</span></div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="preprocessor">#include "<a class="code" href="strong__int_8h.html">ortools/base/strong_int.h</a>"</span></div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="preprocessor">#include "<a class="code" href="model__update__merge_8h.html">ortools/math_opt/core/model_update_merge.h</a>"</span></div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="preprocessor">#include "<a class="code" href="sparse__vector__view_8h.html">ortools/math_opt/core/sparse_vector_view.h</a>"</span></div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="preprocessor">#include "ortools/math_opt/model.pb.h"</span></div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="preprocessor">#include "ortools/math_opt/model_update.pb.h"</span></div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="preprocessor">#include "ortools/math_opt/solution.pb.h"</span></div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="preprocessor">#include "ortools/math_opt/sparse_containers.pb.h"</span></div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="preprocessor">#include "<a class="code" href="math__opt_2validators_2model__validator_8h.html">ortools/math_opt/validators/model_validator.h</a>"</span></div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research_1_1math__opt.html">math_opt</a> {</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="keyword">namespace </span>{</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="keyword">template</span> <<span class="keyword">typename</span> K, <span class="keyword">typename</span> V></div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>std::vector<K> MapKeys(<span class="keyword">const</span> absl::flat_hash_map<K, V>& in_map) {</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> std::vector<K> keys;</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> keys.reserve(in_map.size());</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& key_pair : in_map) {</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> keys.push_back(key_pair.first);</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> }</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keywordflow">return</span> keys;</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span>}</div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="keyword">template</span> <<span class="keyword">typename</span> K, <span class="keyword">typename</span> V></div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span>std::vector<K> SortedMapKeys(<span class="keyword">const</span> absl::flat_hash_map<K, V>& in_map) {</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> std::vector<K> keys = MapKeys(in_map);</div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> std::sort(keys.begin(), keys.end());</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">return</span> keys;</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span>}</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span><span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span>std::vector<T> SortedSetKeys(<span class="keyword">const</span> absl::flat_hash_set<T>& in_set) {</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> std::vector<T> keys;</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> keys.reserve(in_set.size());</div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& key : in_set) {</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> keys.push_back(key);</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> }</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> std::sort(keys.begin(), keys.end());</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">return</span> keys;</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span>}</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span><span class="comment">// ids should be sorted.</span></div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span><span class="keyword">template</span> <<span class="keyword">typename</span> IdType></div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span><span class="keywordtype">void</span> AppendFromMapOrDefault(<span class="keyword">const</span> absl::Span<const IdType> ids,</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">const</span> absl::flat_hash_map<IdType, double>& values,</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> SparseDoubleVectorProto& sparse_vector) {</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> IdType <span class="keywordtype">id</span> : ids) {</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> sparse_vector.add_ids(<span class="keywordtype">id</span>.<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>());</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> sparse_vector.add_values(<a class="code hl_function" href="namespacegtl.html#a795ebdb62731938c8c31b221f0f074b4">gtl::FindWithDefault</a>(values, <span class="keywordtype">id</span>));</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> }</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>}</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span><span class="comment">// ids should be sorted.</span></div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span><span class="keyword">template</span> <<span class="keyword">typename</span> IdType, <span class="keyword">typename</span> IdIterable></div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span><span class="keywordtype">void</span> AppendFromMapIfPresent(<span class="keyword">const</span> IdIterable& ids,</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">const</span> absl::flat_hash_map<IdType, double>& values,</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> SparseDoubleVectorProto& sparse_vector) {</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> IdType <span class="keywordtype">id</span> : ids) {</div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keyword">const</span> <span class="keywordtype">double</span>* <span class="keyword">const</span> double_value = <a class="code hl_function" href="namespacegtl.html#a9f74dcd1ec00022462cbf110edaafc6d">gtl::FindOrNull</a>(values, <span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keywordflow">if</span> (double_value != <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> sparse_vector.add_ids(<span class="keywordtype">id</span>.<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>());</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> sparse_vector.add_values(*double_value);</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> }</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> }</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span>}</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span><span class="keyword">template</span> <<span class="keyword">typename</span> IdType, <span class="keyword">typename</span> DataType></div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span><span class="keywordtype">void</span> AppendFromMap(<span class="keyword">const</span> absl::flat_hash_set<IdType>& dirty_keys,</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">const</span> absl::flat_hash_map<IdType, DataType>& values,</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordtype">double</span> DataType::*field,</div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> SparseDoubleVectorProto& sparse_vector) {</div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> IdType <span class="keywordtype">id</span> : SortedSetKeys(dirty_keys)) {</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> sparse_vector.add_ids(<span class="keywordtype">id</span>.<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>());</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> sparse_vector.add_values(values.at(<span class="keywordtype">id</span>).*field);</div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> }</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span>}</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span>absl::flat_hash_map<T, BasisStatusProto> SparseBasisVectorToMap(</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">const</span> SparseBasisStatusVector& sparse_vector) {</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> absl::flat_hash_map<T, BasisStatusProto> result;</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(sparse_vector.ids_size(), sparse_vector.values_size());</div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> result.reserve(sparse_vector.ids_size());</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>] : <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(sparse_vector)) {</div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <a class="code hl_function" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&result, T(<span class="keywordtype">id</span>), <span class="keyword">static_cast<</span>BasisStatusProto<span class="keyword">></span>(<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> }</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span>}</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> </div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="comment">// If an element in keys is not found in coefficients, it is set to 0.0 in</span></div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span><span class="comment">// matrix. Keys must be in lexicographic ordering (i.e. sorted).</span></div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span><span class="comment">// NOTE: This signature can be updated to take a Span instead of a vector if</span></div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="comment">// needed in the future, but it required specifying parameters at the callsites.</span></div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span><span class="keyword">template</span> <<span class="keyword">typename</span> RK, <span class="keyword">typename</span> CK></div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span>SparseDoubleMatrixProto ExportMatrix(</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">const</span> absl::flat_hash_map<std::pair<RK, CK>, <span class="keywordtype">double</span>>& <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>,</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keyword">const</span> std::vector<std::pair<RK, CK>>& keys) {</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> SparseDoubleMatrixProto matrix;</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> matrix.mutable_row_ids()->Reserve(keys.size());</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> matrix.mutable_column_ids()->Reserve(keys.size());</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> matrix.mutable_coefficients()->Reserve(keys.size());</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [row_id, column_id] : keys) {</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> matrix.add_row_ids(row_id.value());</div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> matrix.add_column_ids(column_id.value());</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> matrix.add_coefficients(</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <a class="code hl_function" href="namespacegtl.html#a795ebdb62731938c8c31b221f0f074b4">gtl::FindWithDefault</a>(<a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>, {row_id, column_id}));</div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> }</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <span class="keywordflow">return</span> matrix;</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span>}</div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> </div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span>} <span class="comment">// namespace</span></div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a30e9766ac7cab4f98ac1dab04006cb85"> 148</a></span>absl::StatusOr<std::unique_ptr<ModelStorage>> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a30e9766ac7cab4f98ac1dab04006cb85">ModelStorage::FromModelProto</a>(</div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">const</span> ModelProto& <a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>) {</div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="comment">// We don't check names since ModelStorage does not do so before exporting</span></div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="comment">// models. Thus a model built by ModelStorage can contain duplicated</span></div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// names. And since we use FromModelProto() to implement Clone(), we must make</span></div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="comment">// sure duplicated names don't fail.</span></div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(<a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#af039565f98410c47887cc13d5dbdd31b">ValidateModel</a>(<a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>, <span class="comment">/*check_names=*/</span><span class="keyword">false</span>));</div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> </div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="keyword">auto</span> storage = std::make_unique<ModelStorage>(<a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.name());</div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> </div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// Add variables.</span></div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> storage->AddVariables(<a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.variables());</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> </div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="comment">// Set the objective.</span></div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> storage->set_is_maximize(<a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.objective().maximize());</div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> storage->set_objective_offset(<a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.objective().offset());</div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> storage->UpdateLinearObjectiveCoefficients(</div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.objective().linear_coefficients());</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> storage->UpdateQuadraticObjectiveCoefficients(</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.objective().quadratic_coefficients());</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> </div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="comment">// Add linear constraints.</span></div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> storage->AddLinearConstraints(<a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.linear_constraints());</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// Set the linear constraints coefficients.</span></div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> storage->UpdateLinearConstraintCoefficients(</div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <a class="code hl_variable" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.linear_constraint_matrix());</div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> </div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">return</span> storage;</div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span>}</div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span><span class="keywordtype">void</span> ModelStorage::UpdateLinearObjectiveCoefficients(</div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">const</span> SparseDoubleVectorProto& <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>) {</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [var_id, <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>] : <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(<a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>)) {</div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a41e65f404be4194aa05001eeccb35e25">set_linear_objective_coefficient</a>(VariableId(var_id), <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> }</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span>}</div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span><span class="keywordtype">void</span> ModelStorage::UpdateQuadraticObjectiveCoefficients(</div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">const</span> SparseDoubleMatrixProto& <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>) {</div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.row_ids_size(); ++i) {</div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// This call is valid since this is an upper triangular matrix; there is no</span></div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <span class="comment">// duplicated terms.</span></div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a0ddfd5df19c6bb23ba205b2baf32cda3">set_quadratic_objective_coefficient</a>(VariableId(<a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.row_ids(i)),</div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> VariableId(<a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.column_ids(i)),</div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.coefficients(i));</div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> }</div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span>}</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span><span class="keywordtype">void</span> ModelStorage::UpdateLinearConstraintCoefficients(</div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">const</span> SparseDoubleMatrixProto& <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>) {</div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.row_ids_size(); ++i) {</div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// This call is valid since there are no duplicated pairs.</span></div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a773cd96209ac3afb1256dc1852f93ae7">set_linear_constraint_coefficient</a>(</div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> LinearConstraintId(<a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.row_ids(i)),</div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> VariableId(<a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.column_ids(i)), <a class="code hl_variable" href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a>.coefficients(i));</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> }</div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span>}</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> </div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aebbe142c6b95fa15fb4b5c6933db7fb1"> 207</a></span>std::unique_ptr<ModelStorage> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aebbe142c6b95fa15fb4b5c6933db7fb1">ModelStorage::Clone</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> absl::StatusOr<std::unique_ptr<ModelStorage>> clone =</div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a30e9766ac7cab4f98ac1dab04006cb85">ModelStorage::FromModelProto</a>(<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aa850c403983019f6676dda010d9ac3a5">ExportModel</a>());</div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="comment">// Unless there is a very serious bug, a model exported by ExportModel()</span></div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// should always be valid.</span></div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <a class="code hl_define" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(clone.status());</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> </div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="comment">// Update the next ids so that the clone does not reused any deleted id from</span></div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="comment">// the original.</span></div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <a class="code hl_define" href="base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c">CHECK_LE</a>(clone.value()->next_variable_id_, next_variable_id_);</div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> clone.value()->next_variable_id_ = next_variable_id_;</div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <a class="code hl_define" href="base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c">CHECK_LE</a>(clone.value()->next_linear_constraint_id_,</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> next_linear_constraint_id_);</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> clone.value()->next_linear_constraint_id_ = next_linear_constraint_id_;</div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> </div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="keywordflow">return</span> std::move(clone).value();</div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span>}</div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> </div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a04bd5ab6d5358dd7ed572dcab871569e"> 225</a></span>VariableId <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a7f61878db357c5e54364c258b84bd60f">ModelStorage::AddVariable</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>,</div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>,</div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> is_integer,</div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="keyword">const</span> absl::string_view <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keyword">const</span> VariableId <span class="keywordtype">id</span> = next_variable_id_;</div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> AddVariableInternal(<span class="comment">/*id=*/</span><span class="keywordtype">id</span>,</div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="comment">/*lower_bound=*/</span><a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>,</div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="comment">/*upper_bound=*/</span><a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>,</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="comment">/*is_integer=*/</span>is_integer,</div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="comment">/*name=*/</span><a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a24dcbf29c0d6cd766009a182a6484e3b">name</a>);</div>
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<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <span class="keywordflow">return</span> id;</div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span>}</div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> </div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span><span class="keywordtype">void</span> ModelStorage::AddVariableInternal(<span class="keyword">const</span> VariableId <span class="keywordtype">id</span>,</div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>,</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>,</div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> is_integer,</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <span class="keyword">const</span> absl::string_view <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {</div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <a class="code hl_define" href="base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9">CHECK_GE</a>(<span class="keywordtype">id</span>, next_variable_id_);</div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> next_variable_id_ = <span class="keywordtype">id</span> + VariableId(1);</div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> </div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> VariableData& var_data = variables_[id];</div>
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<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> var_data.lower_bound = <a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>;</div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> var_data.upper_bound = <a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>;</div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> var_data.is_integer = is_integer;</div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> var_data.name = std::string(<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a24dcbf29c0d6cd766009a182a6484e3b">name</a>);</div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="keywordflow">if</span> (!lazy_matrix_columns_.empty()) {</div>
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<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> <a class="code hl_function" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&lazy_matrix_columns_, <span class="keywordtype">id</span>, {});</div>
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<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> }</div>
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<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="keywordflow">if</span> (!lazy_quadratic_objective_by_variable_.empty()) {</div>
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<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <a class="code hl_function" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&lazy_quadratic_objective_by_variable_, <span class="keywordtype">id</span>, {});</div>
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<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> }</div>
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<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span>}</div>
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> </div>
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<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span><span class="keywordtype">void</span> ModelStorage::AddVariables(<span class="keyword">const</span> VariablesProto& variables) {</div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> has_names = !<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">variables</a>.names().empty();</div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> v = 0; v < <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">variables</a>.ids_size(); ++v) {</div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// This call is valid since ids are unique and increasing.</span></div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> AddVariableInternal(VariableId(<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">variables</a>.ids(v)),</div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="comment">/*lower_bound=*/</span><a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">variables</a>.lower_bounds(v),</div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="comment">/*upper_bound=*/</span><a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">variables</a>.upper_bounds(v),</div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="comment">/*is_integer=*/</span><a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">variables</a>.integers(v),</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> has_names ? <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">variables</a>.names(v) : absl::string_view());</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> }</div>
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<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span>}</div>
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<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> </div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a21466ff77e82c4002423e4dda189b780"> 271</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a21466ff77e82c4002423e4dda189b780">ModelStorage::DeleteVariable</a>(<span class="keyword">const</span> VariableId <span class="keywordtype">id</span>) {</div>
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<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(variables_.contains(<span class="keywordtype">id</span>));</div>
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<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> EnsureLazyMatrixColumns();</div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> EnsureLazyMatrixRows();</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> linear_objective_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keywordflow">if</span> (<span class="keywordtype">id</span> < variables_checkpoint_) {</div>
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<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> dirty_variable_deletes_.insert(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> dirty_variable_lower_bounds_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> dirty_variable_upper_bounds_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> dirty_variable_is_integer_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> dirty_linear_objective_coefficients_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> }</div>
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<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> <span class="comment">// If we do not have any quadratic updates to delete, we would like to avoid</span></div>
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<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="comment">// initializing the lazy data structures. The updates might tracked in:</span></div>
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<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="comment">// 1. dirty_quadratic_objective_coefficients_ (both variables old)</span></div>
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<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// 2. quadratic_objective_ (at least one new variable)</span></div>
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <span class="comment">// If both maps are empty, we can skip the update and initializiation. Note</span></div>
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<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <span class="comment">// that we could be a bit more clever here based on whether the deleted</span></div>
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<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="comment">// variable is new or old, but that makes the logic more complex.</span></div>
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<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="keywordflow">if</span> (!quadratic_objective_.empty() ||</div>
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<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> !dirty_quadratic_objective_coefficients_.empty()) {</div>
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<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> EnsureLazyQuadraticObjective();</div>
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<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> <span class="keyword">const</span> <span class="keyword">auto</span> related_variables =</div>
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<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> lazy_quadratic_objective_by_variable_.extract(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> VariableId other_id : related_variables.mapped()) {</div>
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<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <span class="comment">// Due to the extract above, the at lookup will fail if other_id == id.</span></div>
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<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keywordflow">if</span> (<span class="keywordtype">id</span> != other_id) {</div>
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<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <a class="code hl_define" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(lazy_quadratic_objective_by_variable_.at(other_id).erase(<span class="keywordtype">id</span>),</div>
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<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> 0);</div>
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<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> }</div>
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<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keyword">const</span> <span class="keyword">auto</span> ordered_pair = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt_1_1internal.html#a9d1544d64091496b638faf3cea76dc0e">internal::MakeOrderedPair</a>(<span class="keywordtype">id</span>, other_id);</div>
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<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> quadratic_objective_.erase(ordered_pair);</div>
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<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="comment">// We can only have a dirty update to wipe clean if both variables are old</span></div>
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<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="keywordflow">if</span> (<span class="keywordtype">id</span> < variables_checkpoint_ && other_id < variables_checkpoint_) {</div>
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<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> dirty_quadratic_objective_coefficients_.erase(ordered_pair);</div>
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<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> }</div>
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<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> }</div>
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<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> }</div>
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<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> LinearConstraintId related_constraint :</div>
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<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> lazy_matrix_columns_.at(<span class="keywordtype">id</span>)) {</div>
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<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <a class="code hl_define" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(lazy_matrix_rows_.at(related_constraint).erase(<span class="keywordtype">id</span>), 0);</div>
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<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <a class="code hl_define" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(linear_constraint_matrix_.erase({related_constraint, id}), 0);</div>
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<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="keywordflow">if</span> (<span class="keywordtype">id</span> < variables_checkpoint_ &&</div>
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<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> related_constraint < linear_constraints_checkpoint_) {</div>
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<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> dirty_linear_constraint_matrix_keys_.erase({related_constraint, <span class="keywordtype">id</span>});</div>
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<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> }</div>
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<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> }</div>
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<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <a class="code hl_define" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(lazy_matrix_columns_.erase(<span class="keywordtype">id</span>), 0);</div>
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<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> variables_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span>}</div>
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<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> </div>
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<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03"> 322</a></span>std::vector<VariableId> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">ModelStorage::variables</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="keywordflow">return</span> MapKeys(variables_);</div>
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<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span>}</div>
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<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> </div>
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<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a17bfc36741359bc1a6313ab7beb2a616"> 326</a></span>std::vector<VariableId> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a17bfc36741359bc1a6313ab7beb2a616">ModelStorage::SortedVariables</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="keywordflow">return</span> SortedMapKeys(variables_);</div>
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<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span>}</div>
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<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> </div>
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<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a7f75ea97788827cedf03b0025c8c4dc8"> 330</a></span>LinearConstraintId <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aef798fd853e39de45ca855559f0df129">ModelStorage::AddLinearConstraint</a>(</div>
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<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>, <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>,</div>
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<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="keyword">const</span> absl::string_view <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {</div>
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<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keyword">const</span> LinearConstraintId <span class="keywordtype">id</span> = next_linear_constraint_id_;</div>
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<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> AddLinearConstraintInternal(<span class="comment">/*id=*/</span><span class="keywordtype">id</span>, <span class="comment">/*lower_bound=*/</span><a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>,</div>
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<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> <span class="comment">/*upper_bound=*/</span><a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>,</div>
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<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> <span class="comment">/*name=*/</span><a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a24dcbf29c0d6cd766009a182a6484e3b">name</a>);</div>
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<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> <span class="keywordflow">return</span> id;</div>
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<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span>}</div>
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<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> </div>
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<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span><span class="keywordtype">void</span> ModelStorage::AddLinearConstraintInternal(<span class="keyword">const</span> LinearConstraintId <span class="keywordtype">id</span>,</div>
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<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>,</div>
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<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>,</div>
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<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> <span class="keyword">const</span> absl::string_view <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {</div>
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<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> <a class="code hl_define" href="base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9">CHECK_GE</a>(<span class="keywordtype">id</span>, next_linear_constraint_id_);</div>
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<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> next_linear_constraint_id_ = <span class="keywordtype">id</span> + LinearConstraintId(1);</div>
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<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> </div>
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<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> LinearConstraintData& lin_con_data = linear_constraints_[id];</div>
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<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> lin_con_data.lower_bound = <a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a>;</div>
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<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> lin_con_data.upper_bound = <a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a>;</div>
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<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> lin_con_data.name = std::string(<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a24dcbf29c0d6cd766009a182a6484e3b">name</a>);</div>
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<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> <span class="keywordflow">if</span> (!lazy_matrix_rows_.empty()) {</div>
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<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <a class="code hl_function" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&lazy_matrix_rows_, <span class="keywordtype">id</span>, {});</div>
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<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> }</div>
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<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span>}</div>
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<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> </div>
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<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span><span class="keywordtype">void</span> ModelStorage::AddLinearConstraints(</div>
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<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> <span class="keyword">const</span> LinearConstraintsProto& linear_constraints) {</div>
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<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> has_names = !<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">linear_constraints</a>.names().empty();</div>
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<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> c = 0; c < <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">linear_constraints</a>.ids_size(); ++c) {</div>
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<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="comment">// This call is valid since ids are unique and increasing.</span></div>
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<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> AddLinearConstraintInternal(</div>
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<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> LinearConstraintId(<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">linear_constraints</a>.ids(c)),</div>
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<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> <span class="comment">/*lower_bound=*/</span><a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">linear_constraints</a>.lower_bounds(c),</div>
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<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> <span class="comment">/*upper_bound=*/</span><a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">linear_constraints</a>.upper_bounds(c),</div>
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<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> has_names ? <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">linear_constraints</a>.names(c) : absl::string_view());</div>
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<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> }</div>
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<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span>}</div>
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<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> </div>
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<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a40f5d96de187737d854c193cb24b77d2"> 369</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a40f5d96de187737d854c193cb24b77d2">ModelStorage::DeleteLinearConstraint</a>(<span class="keyword">const</span> LinearConstraintId <span class="keywordtype">id</span>) {</div>
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<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(linear_constraints_.contains(<span class="keywordtype">id</span>));</div>
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<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> EnsureLazyMatrixColumns();</div>
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<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> EnsureLazyMatrixRows();</div>
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<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> linear_constraints_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> <span class="keywordflow">if</span> (<span class="keywordtype">id</span> < linear_constraints_checkpoint_) {</div>
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<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> dirty_linear_constraint_deletes_.insert(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> dirty_linear_constraint_lower_bounds_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> dirty_linear_constraint_upper_bounds_.erase(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> }</div>
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<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> VariableId related_variable : lazy_matrix_rows_.at(<span class="keywordtype">id</span>)) {</div>
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<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <a class="code hl_define" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(lazy_matrix_columns_.at(related_variable).erase(<span class="keywordtype">id</span>), 0);</div>
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<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> <a class="code hl_define" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(linear_constraint_matrix_.erase({id, related_variable}), 0);</div>
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<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <span class="keywordflow">if</span> (<span class="keywordtype">id</span> < linear_constraints_checkpoint_ &&</div>
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<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> related_variable < variables_checkpoint_) {</div>
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<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> dirty_linear_constraint_matrix_keys_.erase({id, related_variable});</div>
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<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> }</div>
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<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> }</div>
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<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <a class="code hl_define" href="base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6">CHECK_GT</a>(lazy_matrix_rows_.erase(<span class="keywordtype">id</span>), 0);</div>
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<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span>}</div>
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<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> </div>
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<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1"> 390</a></span>std::vector<LinearConstraintId> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">ModelStorage::linear_constraints</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> <span class="keywordflow">return</span> MapKeys(linear_constraints_);</div>
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<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span>}</div>
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<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> </div>
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<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#af6af3777993dc125c5d4a46b5eee7575"> 394</a></span>std::vector<LinearConstraintId> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#af6af3777993dc125c5d4a46b5eee7575">ModelStorage::SortedLinearConstraints</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <span class="keywordflow">return</span> SortedMapKeys(linear_constraints_);</div>
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<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span>}</div>
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<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> </div>
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<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a312154deac76051cb49fca9381fae41f"> 398</a></span>std::vector<VariableId> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a312154deac76051cb49fca9381fae41f">ModelStorage::SortedLinearObjectiveNonzeroVariables</a>()<span class="keyword"></span></div>
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<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span><span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> <span class="keywordflow">return</span> SortedMapKeys(linear_objective_);</div>
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<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span>}</div>
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<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> </div>
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<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span><span class="keywordtype">void</span> ModelStorage::AppendVariable(<span class="keyword">const</span> VariableId <span class="keywordtype">id</span>,</div>
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<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> VariablesProto& variables_proto)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> <span class="keyword">const</span> VariableData& var_data = variables_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> variables_proto.add_ids(<span class="keywordtype">id</span>.<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>());</div>
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<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> variables_proto.add_lower_bounds(var_data.lower_bound);</div>
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<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> variables_proto.add_upper_bounds(var_data.upper_bound);</div>
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<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> variables_proto.add_integers(var_data.is_integer);</div>
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<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> variables_proto.add_names(var_data.name);</div>
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<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span>}</div>
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<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> </div>
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<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span><span class="keywordtype">void</span> ModelStorage::AppendLinearConstraint(</div>
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<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> <span class="keyword">const</span> LinearConstraintId <span class="keywordtype">id</span>,</div>
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<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> LinearConstraintsProto& linear_constraints_proto)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> <span class="keyword">const</span> LinearConstraintData& con_impl = linear_constraints_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> linear_constraints_proto.add_ids(<span class="keywordtype">id</span>.<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>());</div>
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<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> linear_constraints_proto.add_lower_bounds(con_impl.lower_bound);</div>
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<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> linear_constraints_proto.add_upper_bounds(con_impl.upper_bound);</div>
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<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> linear_constraints_proto.add_names(con_impl.name);</div>
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<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span>}</div>
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<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> </div>
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<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aa850c403983019f6676dda010d9ac3a5"> 423</a></span>ModelProto <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aa850c403983019f6676dda010d9ac3a5">ModelStorage::ExportModel</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> ModelProto result;</div>
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<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> result.set_name(name_);</div>
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<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> <span class="comment">// Export the variables.</span></div>
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<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> VariableId variable : SortedMapKeys(variables_)) {</div>
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<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> AppendVariable(variable, *result.mutable_variables());</div>
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<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> }</div>
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<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> </div>
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<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <span class="comment">// Pull out the objective.</span></div>
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<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> result.mutable_objective()->set_maximize(is_maximize_);</div>
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<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> result.mutable_objective()->set_offset(objective_offset_);</div>
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<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> AppendFromMapOrDefault<VariableId>(</div>
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<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> SortedMapKeys(linear_objective_), linear_objective_,</div>
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<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> *result.mutable_objective()->mutable_linear_coefficients());</div>
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<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> *result.mutable_objective()->mutable_quadratic_coefficients() =</div>
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<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> ExportMatrix(quadratic_objective_, SortedMapKeys(quadratic_objective_));</div>
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<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> </div>
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<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> <span class="comment">// Pull out the linear constraints.</span></div>
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<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> LinearConstraintId con : SortedMapKeys(linear_constraints_)) {</div>
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<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> AppendLinearConstraint(con, *result.mutable_linear_constraints());</div>
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<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> }</div>
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<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> </div>
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<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> <span class="comment">// Pull out the constraint matrix.</span></div>
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<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> *result.mutable_linear_constraint_matrix() =</div>
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<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> ExportMatrix<LinearConstraintId, VariableId>(</div>
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<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> linear_constraint_matrix_, SortedMapKeys(linear_constraint_matrix_));</div>
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<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span>}</div>
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<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> </div>
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<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span>std::optional<ModelUpdateProto> ModelStorage::ExportSharedModelUpdate() {</div>
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<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> <span class="comment">// We must detect the empty case to prevent unneeded copies and merging in</span></div>
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<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> <span class="comment">// ExportModelUpdate().</span></div>
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<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> <span class="keywordflow">if</span> (variables_checkpoint_ == next_variable_id_ &&</div>
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<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> linear_constraints_checkpoint_ == next_linear_constraint_id_ &&</div>
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<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> !dirty_objective_direction_ && !dirty_objective_offset_ &&</div>
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<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> dirty_variable_deletes_.empty() && dirty_variable_lower_bounds_.empty() &&</div>
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<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> dirty_variable_upper_bounds_.empty() &&</div>
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<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> dirty_variable_is_integer_.empty() &&</div>
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<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> dirty_linear_objective_coefficients_.empty() &&</div>
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<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> dirty_quadratic_objective_coefficients_.empty() &&</div>
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<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> dirty_linear_constraint_deletes_.empty() &&</div>
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<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> dirty_linear_constraint_lower_bounds_.empty() &&</div>
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<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> dirty_linear_constraint_upper_bounds_.empty() &&</div>
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<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> dirty_linear_constraint_matrix_keys_.empty()) {</div>
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<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> <span class="keywordflow">return</span> std::nullopt;</div>
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<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> }</div>
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<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> </div>
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<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> <span class="comment">// TODO(b/185608026): these are used to efficiently extract the constraint</span></div>
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<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> <span class="comment">// matrix update, but it would be good to avoid calling these because they</span></div>
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<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> <span class="comment">// result in a large allocation.</span></div>
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<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> EnsureLazyMatrixRows();</div>
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<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> EnsureLazyMatrixColumns();</div>
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<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> </div>
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<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> ModelUpdateProto result;</div>
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<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> </div>
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<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> <span class="comment">// Variable/constraint deletions.</span></div>
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<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> VariableId del_var : SortedSetKeys(dirty_variable_deletes_)) {</div>
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<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> result.add_deleted_variable_ids(del_var.value());</div>
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<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> }</div>
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<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> LinearConstraintId del_lin_con :</div>
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<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> SortedSetKeys(dirty_linear_constraint_deletes_)) {</div>
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<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> result.add_deleted_linear_constraint_ids(del_lin_con.value());</div>
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<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span> }</div>
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<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> </div>
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<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> <span class="comment">// Update the variables.</span></div>
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<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> <span class="keyword">auto</span> var_updates = result.mutable_variable_updates();</div>
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<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> AppendFromMap(dirty_variable_lower_bounds_, variables_,</div>
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<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> &<a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">VariableData::lower_bound</a>,</div>
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<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span> *var_updates->mutable_lower_bounds());</div>
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<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> AppendFromMap(dirty_variable_upper_bounds_, variables_,</div>
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<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> &<a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">VariableData::upper_bound</a>,</div>
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<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> *var_updates->mutable_upper_bounds());</div>
|
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<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> </div>
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<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> VariableId integer_var :</div>
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<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span> SortedSetKeys(dirty_variable_is_integer_)) {</div>
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<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> var_updates->mutable_integers()->add_ids(integer_var.value());</div>
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<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> var_updates->mutable_integers()->add_values(</div>
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<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> variables_.at(integer_var).is_integer);</div>
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<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> }</div>
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<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> <span class="keywordflow">for</span> (VariableId new_id = variables_checkpoint_; new_id < next_variable_id_;</div>
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<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> ++new_id) {</div>
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<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> <span class="keywordflow">if</span> (variables_.contains(new_id)) {</div>
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<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> AppendVariable(new_id, *result.mutable_new_variables());</div>
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<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> }</div>
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<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span> }</div>
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<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> </div>
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<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> <span class="comment">// Update the objective</span></div>
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|
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> <span class="keyword">auto</span> obj_updates = result.mutable_objective_updates();</div>
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<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> <span class="keywordflow">if</span> (dirty_objective_direction_) {</div>
|
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<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> obj_updates->set_direction_update(is_maximize_);</div>
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<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> }</div>
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<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> <span class="keywordflow">if</span> (dirty_objective_offset_) {</div>
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<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> obj_updates->set_offset_update(objective_offset_);</div>
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<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> }</div>
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<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> AppendFromMapOrDefault<VariableId>(</div>
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<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> SortedSetKeys(dirty_linear_objective_coefficients_), linear_objective_,</div>
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<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> *obj_updates->mutable_linear_coefficients());</div>
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<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="comment">// TODO(b/182567749): Once StrongInt is in absl, use</span></div>
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<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> <span class="comment">// AppendFromMapIfPresent<VariableId>(</span></div>
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<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> <span class="comment">// MakeStrongIntRange(variables_checkpoint_, next_variable_id_),</span></div>
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<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> <span class="comment">// linear_objective_, *obj_updates->mutable_linear_coefficients());</span></div>
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<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> <span class="keywordflow">for</span> (VariableId var_id = variables_checkpoint_; var_id < next_variable_id_;</div>
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<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> ++var_id) {</div>
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<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> <span class="keyword">const</span> <span class="keywordtype">double</span>* <span class="keyword">const</span> double_value =</div>
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<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> <a class="code hl_function" href="namespacegtl.html#a9f74dcd1ec00022462cbf110edaafc6d">gtl::FindOrNull</a>(linear_objective_, var_id);</div>
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<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> <span class="keywordflow">if</span> (double_value != <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> obj_updates->mutable_linear_coefficients()->add_ids(var_id.value());</div>
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<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> obj_updates->mutable_linear_coefficients()->add_values(*double_value);</div>
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<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> }</div>
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<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> }</div>
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<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span> <span class="comment">// If we do not have any quadratic updates to push, we would like to avoid</span></div>
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<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> <span class="comment">// initializing the lazy data structures. The updates might tracked in:</span></div>
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<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> <span class="comment">// 1. dirty_quadratic_objective_coefficients_ (both variables old)</span></div>
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<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> <span class="comment">// 2. quadratic_objective_ (at least one new variable)</span></div>
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<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> <span class="comment">// If both maps are empty, we can skip the update and initializiation.</span></div>
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<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> <span class="keywordflow">if</span> (!quadratic_objective_.empty() ||</div>
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<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> !dirty_quadratic_objective_coefficients_.empty()) {</div>
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<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> EnsureLazyQuadraticObjective();</div>
|
|
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> <span class="comment">// NOTE: dirty_quadratic_objective_coefficients_ only tracks terms where</span></div>
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<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> <span class="comment">// both variables are "old".</span></div>
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<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> std::vector<std::pair<VariableId, VariableId>> quadratic_objective_updates(</div>
|
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<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> dirty_quadratic_objective_coefficients_.begin(),</div>
|
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<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> dirty_quadratic_objective_coefficients_.end());</div>
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<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> <span class="comment">// Now, we loop through the "new" variables and track updates involving</span></div>
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<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> <span class="comment">// them. We need to look out for two things:</span></div>
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<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> <span class="comment">// * The "other" variable in the term can either be new or old.</span></div>
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<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> <span class="comment">// * We cannot doubly insert terms when both variables are new.</span></div>
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<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> <span class="comment">// Note that this traversal is doing at most twice as much work as</span></div>
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<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> <span class="comment">// necessary.</span></div>
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<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> <span class="keywordflow">for</span> (VariableId new_var = variables_checkpoint_;</div>
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<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> new_var < next_variable_id_; ++new_var) {</div>
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<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> <span class="keywordflow">if</span> (variables_.contains(new_var)) {</div>
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<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> VariableId other_var :</div>
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<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> lazy_quadratic_objective_by_variable_.at(new_var)) {</div>
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<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> <span class="keywordflow">if</span> (other_var <= new_var) {</div>
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<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> quadratic_objective_updates.push_back(</div>
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|
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt_1_1internal.html#a9d1544d64091496b638faf3cea76dc0e">internal::MakeOrderedPair</a>(new_var, other_var));</div>
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|
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> }</div>
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|
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> }</div>
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|
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> }</div>
|
|
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> }</div>
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|
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> std::sort(quadratic_objective_updates.begin(),</div>
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<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> quadratic_objective_updates.end());</div>
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|
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> *result.mutable_objective_updates()->mutable_quadratic_coefficients() =</div>
|
|
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> ExportMatrix(quadratic_objective_, quadratic_objective_updates);</div>
|
|
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> }</div>
|
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<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> </div>
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<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> <span class="comment">// Update the linear constraints</span></div>
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|
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> <span class="keyword">auto</span> lin_con_updates = result.mutable_linear_constraint_updates();</div>
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|
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> AppendFromMap(dirty_linear_constraint_lower_bounds_, linear_constraints_,</div>
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|
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> &<a class="code hl_variable" href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">LinearConstraintData::lower_bound</a>,</div>
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<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> *lin_con_updates->mutable_lower_bounds());</div>
|
|
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> AppendFromMap(dirty_linear_constraint_upper_bounds_, linear_constraints_,</div>
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|
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> &<a class="code hl_variable" href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">LinearConstraintData::upper_bound</a>,</div>
|
|
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> *lin_con_updates->mutable_upper_bounds());</div>
|
|
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> </div>
|
|
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> <span class="keywordflow">for</span> (LinearConstraintId new_id = linear_constraints_checkpoint_;</div>
|
|
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> new_id < next_linear_constraint_id_; ++new_id) {</div>
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|
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> <span class="keywordflow">if</span> (linear_constraints_.contains(new_id)) {</div>
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|
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> AppendLinearConstraint(new_id, *result.mutable_new_linear_constraints());</div>
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|
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> }</div>
|
|
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> }</div>
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|
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> </div>
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|
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> <span class="comment">// Extract changes to the matrix of linear constraint coefficients</span></div>
|
|
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> std::vector<std::pair<LinearConstraintId, VariableId>></div>
|
|
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> constraint_matrix_updates(dirty_linear_constraint_matrix_keys_.begin(),</div>
|
|
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> dirty_linear_constraint_matrix_keys_.end());</div>
|
|
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> <span class="keywordflow">for</span> (VariableId new_var = variables_checkpoint_; new_var < next_variable_id_;</div>
|
|
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> ++new_var) {</div>
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|
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> <span class="keywordflow">if</span> (variables_.contains(new_var)) {</div>
|
|
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> LinearConstraintId lin_con :</div>
|
|
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> lazy_matrix_columns_.at(new_var)) {</div>
|
|
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> constraint_matrix_updates.emplace_back(lin_con, new_var);</div>
|
|
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> }</div>
|
|
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> }</div>
|
|
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> }</div>
|
|
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> <span class="keywordflow">for</span> (LinearConstraintId new_lin_con = linear_constraints_checkpoint_;</div>
|
|
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> new_lin_con < next_linear_constraint_id_; ++new_lin_con) {</div>
|
|
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> <span class="keywordflow">if</span> (linear_constraints_.contains(new_lin_con)) {</div>
|
|
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> VariableId <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : lazy_matrix_rows_.at(new_lin_con)) {</div>
|
|
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> <span class="comment">// NOTE(user): we will do at most twice as much as needed here.</span></div>
|
|
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> < variables_checkpoint_) {</div>
|
|
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> constraint_matrix_updates.emplace_back(new_lin_con, <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
|
|
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> }</div>
|
|
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> }</div>
|
|
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> }</div>
|
|
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span> }</div>
|
|
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> std::sort(constraint_matrix_updates.begin(), constraint_matrix_updates.end());</div>
|
|
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span> *result.mutable_linear_constraint_matrix_updates() =</div>
|
|
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> ExportMatrix(linear_constraint_matrix_, constraint_matrix_updates);</div>
|
|
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span> </div>
|
|
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> <span class="comment">// Named returned value optimization (NRVO) does not apply here since the</span></div>
|
|
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span> <span class="comment">// return type if not the same type as `result`. To make things clear, we</span></div>
|
|
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span> <span class="comment">// explicitly call the constructor here.</span></div>
|
|
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span> <span class="keywordflow">return</span> {std::move(result)};</div>
|
|
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span>}</div>
|
|
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> </div>
|
|
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span><span class="keywordtype">void</span> ModelStorage::EnsureLazyMatrixColumns() {</div>
|
|
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> <span class="keywordflow">if</span> (lazy_matrix_columns_.empty()) {</div>
|
|
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& var_pair : variables_) {</div>
|
|
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> lazy_matrix_columns_.insert({var_pair.first, {}});</div>
|
|
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> }</div>
|
|
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& mat_entry : linear_constraint_matrix_) {</div>
|
|
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> lazy_matrix_columns_.at(mat_entry.first.second)</div>
|
|
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span> .insert(mat_entry.first.first);</div>
|
|
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> }</div>
|
|
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno"> 629</span> }</div>
|
|
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"> 630</span>}</div>
|
|
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span> </div>
|
|
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span><span class="keywordtype">void</span> ModelStorage::EnsureLazyMatrixRows() {</div>
|
|
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> <span class="keywordflow">if</span> (lazy_matrix_rows_.empty()) {</div>
|
|
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& lin_con_pair : linear_constraints_) {</div>
|
|
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span> lazy_matrix_rows_.insert({lin_con_pair.first, {}});</div>
|
|
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span> }</div>
|
|
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& mat_entry : linear_constraint_matrix_) {</div>
|
|
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> lazy_matrix_rows_.at(mat_entry.first.first)</div>
|
|
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> .insert(mat_entry.first.second);</div>
|
|
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> }</div>
|
|
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> }</div>
|
|
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span>}</div>
|
|
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> </div>
|
|
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span><span class="keywordtype">void</span> ModelStorage::EnsureLazyQuadraticObjective() {</div>
|
|
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> <span class="keywordflow">if</span> (lazy_quadratic_objective_by_variable_.empty()) {</div>
|
|
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& [<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, data] : variables_) {</div>
|
|
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> lazy_quadratic_objective_by_variable_.insert({<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, {}});</div>
|
|
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> }</div>
|
|
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& [vars, <a class="code hl_variable" href="variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587">coeff</a>] : quadratic_objective_) {</div>
|
|
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> lazy_quadratic_objective_by_variable_.at(vars.first).insert(vars.second);</div>
|
|
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> lazy_quadratic_objective_by_variable_.at(vars.second).insert(vars.first);</div>
|
|
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> }</div>
|
|
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& vars : dirty_quadratic_objective_coefficients_) {</div>
|
|
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> lazy_quadratic_objective_by_variable_.at(vars.first).insert(vars.second);</div>
|
|
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> lazy_quadratic_objective_by_variable_.at(vars.second).insert(vars.first);</div>
|
|
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span> }</div>
|
|
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"> 657</span> }</div>
|
|
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span>}</div>
|
|
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> </div>
|
|
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span><span class="keywordtype">void</span> ModelStorage::SharedCheckpoint() {</div>
|
|
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> variables_checkpoint_ = next_variable_id_;</div>
|
|
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> linear_constraints_checkpoint_ = next_linear_constraint_id_;</div>
|
|
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span> dirty_objective_direction_ = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> dirty_objective_offset_ = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> </div>
|
|
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span> dirty_variable_deletes_.clear();</div>
|
|
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"> 667</span> dirty_variable_lower_bounds_.clear();</div>
|
|
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"> 668</span> dirty_variable_upper_bounds_.clear();</div>
|
|
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span> dirty_variable_is_integer_.clear();</div>
|
|
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span> </div>
|
|
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span> dirty_linear_objective_coefficients_.clear();</div>
|
|
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span> dirty_quadratic_objective_coefficients_.clear();</div>
|
|
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"> 673</span> </div>
|
|
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span> dirty_linear_constraint_deletes_.clear();</div>
|
|
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> dirty_linear_constraint_lower_bounds_.clear();</div>
|
|
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span> dirty_linear_constraint_upper_bounds_.clear();</div>
|
|
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span> dirty_linear_constraint_matrix_keys_.clear();</div>
|
|
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span>}</div>
|
|
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno"> 679</span> </div>
|
|
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aac14e3da1270fcaf51ea5a2ae9083780"> 680</a></span>UpdateTrackerId <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aac14e3da1270fcaf51ea5a2ae9083780">ModelStorage::NewUpdateTracker</a>() {</div>
|
|
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span> <span class="keyword">const</span> absl::MutexLock lock(&update_trackers_lock_);</div>
|
|
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span> </div>
|
|
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> <span class="keyword">const</span> UpdateTrackerId update_tracker = next_update_tracker_;</div>
|
|
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span> ++next_update_tracker_;</div>
|
|
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> </div>
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<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(update_trackers_</div>
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<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span> .try_emplace(update_tracker, std::make_unique<UpdateTrackerData>())</div>
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<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span> .second);</div>
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<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span> </div>
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<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> CheckpointLocked(update_tracker);</div>
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<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span> </div>
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<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span> <span class="keywordflow">return</span> update_tracker;</div>
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<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span>}</div>
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<div class="line"><a id="l00694" name="l00694"></a><span class="lineno"> 694</span> </div>
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<div class="line"><a id="l00695" name="l00695"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a59489761076782fbdc38b652f5a18e3b"> 695</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a59489761076782fbdc38b652f5a18e3b">ModelStorage::DeleteUpdateTracker</a>(<span class="keyword">const</span> UpdateTrackerId update_tracker) {</div>
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<div class="line"><a id="l00696" name="l00696"></a><span class="lineno"> 696</span> <span class="keyword">const</span> absl::MutexLock lock(&update_trackers_lock_);</div>
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<div class="line"><a id="l00697" name="l00697"></a><span class="lineno"> 697</span> <span class="keyword">const</span> <span class="keyword">auto</span> found = update_trackers_.find(update_tracker);</div>
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<div class="line"><a id="l00698" name="l00698"></a><span class="lineno"> 698</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(found != update_trackers_.end())</div>
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<div class="line"><a id="l00699" name="l00699"></a><span class="lineno"> 699</span> << <span class="stringliteral">"Update tracker "</span> << update_tracker << <span class="stringliteral">" does not exist"</span>;</div>
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<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"> 700</span> update_trackers_.erase(found);</div>
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<div class="line"><a id="l00701" name="l00701"></a><span class="lineno"> 701</span>}</div>
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<div class="line"><a id="l00702" name="l00702"></a><span class="lineno"> 702</span> </div>
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<div class="line"><a id="l00703" name="l00703"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a75b53ec57a9d873ce66cd0f6e9cce11b"> 703</a></span>std::optional<ModelUpdateProto> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a75b53ec57a9d873ce66cd0f6e9cce11b">ModelStorage::ExportModelUpdate</a>(</div>
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<div class="line"><a id="l00704" name="l00704"></a><span class="lineno"> 704</span> <span class="keyword">const</span> UpdateTrackerId update_tracker) {</div>
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<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"> 705</span> <span class="keyword">const</span> absl::MutexLock lock(&update_trackers_lock_);</div>
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<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span> </div>
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<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span> <span class="keyword">const</span> <span class="keyword">auto</span> found_data = update_trackers_.find(update_tracker);</div>
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<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(found_data != update_trackers_.end())</div>
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<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span> << <span class="stringliteral">"Update tracker "</span> << update_tracker << <span class="stringliteral">" does not exist"</span>;</div>
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<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> <span class="keyword">const</span> std::unique_ptr<UpdateTrackerData>& data = found_data->second;</div>
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<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span> </div>
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<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"> 712</span> <span class="comment">// No updates have been pushed, the checkpoint of this tracker is in sync with</span></div>
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<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span> <span class="comment">// the shared checkpoint of ModelStorage. We can return the ModelStorage</span></div>
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<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span> <span class="comment">// shared update without merging.</span></div>
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<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span> <span class="keywordflow">if</span> (data->updates.empty()) {</div>
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<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span> <span class="keywordflow">return</span> ExportSharedModelUpdate();</div>
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<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span> }</div>
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|
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span> </div>
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<div class="line"><a id="l00719" name="l00719"></a><span class="lineno"> 719</span> <span class="comment">// Find all trackers with the same checkpoint. By construction, all trackers</span></div>
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<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"> 720</span> <span class="comment">// that have the same first update also share all next updates.</span></div>
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<div class="line"><a id="l00721" name="l00721"></a><span class="lineno"> 721</span> std::vector<UpdateTrackerData*> all_trackers_at_checkpoint;</div>
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<div class="line"><a id="l00722" name="l00722"></a><span class="lineno"> 722</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& [other_id, other_data] : update_trackers_) {</div>
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<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span> <span class="keywordflow">if</span> (!other_data->updates.empty() &&</div>
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<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"> 724</span> other_data->updates.front() == data->updates.front()) {</div>
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<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span> all_trackers_at_checkpoint.push_back(other_data.get());</div>
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<div class="line"><a id="l00726" name="l00726"></a><span class="lineno"> 726</span> </div>
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<div class="line"><a id="l00727" name="l00727"></a><span class="lineno"> 727</span> <span class="comment">// Validate that we have the same updates in debug mode only. In optimized</span></div>
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<div class="line"><a id="l00728" name="l00728"></a><span class="lineno"> 728</span> <span class="comment">// mode, only test the size of the updates vectors.</span></div>
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<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"> 729</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(data->updates.size(), other_data->updates.size());</div>
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<div class="line"><a id="l00730" name="l00730"></a><span class="lineno"> 730</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="macros_8h.html#a7f536a3b33f9bed8f75734e035d30725">DEBUG_MODE</a>) {</div>
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|
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno"> 731</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < data->updates.size(); ++i) {</div>
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<div class="line"><a id="l00732" name="l00732"></a><span class="lineno"> 732</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(data->updates[i], other_data->updates[i])</div>
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|
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno"> 733</span> << <span class="stringliteral">"Two trackers have the same checkpoint but different updates."</span>;</div>
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|
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno"> 734</span> }</div>
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|
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno"> 735</span> }</div>
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|
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno"> 736</span> }</div>
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|
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno"> 737</span> }</div>
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|
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno"> 738</span> </div>
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|
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno"> 739</span> <span class="comment">// Possible optimizations here:</span></div>
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|
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno"> 740</span> <span class="comment">//</span></div>
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|
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno"> 741</span> <span class="comment">// * Maybe optimize the case where the first update is singly used by `this`</span></div>
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|
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno"> 742</span> <span class="comment">// and use it as starting point instead of making a copy. This may be more</span></div>
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|
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno"> 743</span> <span class="comment">// complicated if it is shared with multiple trackers since in that case we</span></div>
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|
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno"> 744</span> <span class="comment">// must make sure to only update the shared instance if and only if only</span></div>
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|
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno"> 745</span> <span class="comment">// trackers have a pointer to it, not external code (i.e. its use count is</span></div>
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|
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno"> 746</span> <span class="comment">// the same as the number of trackers).</span></div>
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|
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno"> 747</span> <span class="comment">//</span></div>
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|
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno"> 748</span> <span class="comment">// * Use n-way merge here if the performances justify it.</span></div>
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|
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno"> 749</span> <span class="keyword">const</span> <span class="keyword">auto</span> merge = std::make_shared<ModelUpdateProto>();</div>
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|
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno"> 750</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& update : data->updates) {</div>
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|
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno"> 751</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#aa755b33432bb731690d1b9d5fd00ef06">MergeIntoUpdate</a>(<span class="comment">/*from_new=*/</span>*update, <span class="comment">/*into_old=*/</span>*merge);</div>
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|
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno"> 752</span> }</div>
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|
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno"> 753</span> </div>
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|
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno"> 754</span> <span class="comment">// Push the merge to all trackers that have the same checkpoint (including</span></div>
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|
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno"> 755</span> <span class="comment">// this tracker).</span></div>
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|
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno"> 756</span> <span class="keywordflow">for</span> (UpdateTrackerData* <span class="keyword">const</span> other_data : all_trackers_at_checkpoint) {</div>
|
|
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno"> 757</span> other_data->updates.clear();</div>
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|
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno"> 758</span> other_data->updates.push_back(merge);</div>
|
|
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno"> 759</span> }</div>
|
|
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno"> 760</span> </div>
|
|
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"> 761</span> ModelUpdateProto update = *merge;</div>
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|
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno"> 762</span> <span class="keyword">const</span> std::optional<ModelUpdateProto> pending_update =</div>
|
|
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno"> 763</span> ExportSharedModelUpdate();</div>
|
|
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno"> 764</span> <span class="keywordflow">if</span> (pending_update) {</div>
|
|
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno"> 765</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#aa755b33432bb731690d1b9d5fd00ef06">MergeIntoUpdate</a>(<span class="comment">/*from_new=*/</span>*pending_update, <span class="comment">/*into_old=*/</span>update);</div>
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|
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno"> 766</span> }</div>
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|
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno"> 767</span> </div>
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|
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno"> 768</span> <span class="comment">// Named returned value optimization (NRVO) does not apply here since the</span></div>
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|
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno"> 769</span> <span class="comment">// return type if not the same type as `result`. To make things clear, we</span></div>
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|
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno"> 770</span> <span class="comment">// explicitly call the constructor here.</span></div>
|
|
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno"> 771</span> <span class="keywordflow">return</span> {std::move(update)};</div>
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|
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno"> 772</span>}</div>
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|
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"> 773</span> </div>
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<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#ab257153b8b1cd7bd41dd1f3e85348e69"> 774</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#ab257153b8b1cd7bd41dd1f3e85348e69">ModelStorage::Checkpoint</a>(<span class="keyword">const</span> UpdateTrackerId update_tracker) {</div>
|
|
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span> <span class="keyword">const</span> absl::MutexLock lock(&update_trackers_lock_);</div>
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|
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno"> 776</span> </div>
|
|
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"> 777</span> CheckpointLocked(update_tracker);</div>
|
|
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span>}</div>
|
|
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"> 779</span> </div>
|
|
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno"> 780</span><span class="keywordtype">void</span> ModelStorage::CheckpointLocked(<span class="keyword">const</span> UpdateTrackerId update_tracker) {</div>
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|
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"> 781</span> <span class="keyword">const</span> <span class="keyword">auto</span> found_data = update_trackers_.find(update_tracker);</div>
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<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(found_data != update_trackers_.end())</div>
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|
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno"> 783</span> << <span class="stringliteral">"Update tracker "</span> << update_tracker << <span class="stringliteral">" does not exist"</span>;</div>
|
|
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno"> 784</span> <span class="keyword">const</span> std::unique_ptr<UpdateTrackerData>& data = found_data->second;</div>
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|
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> </div>
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|
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span> <span class="comment">// Optimize the case where we have a single tracker and we don't want to</span></div>
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|
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno"> 787</span> <span class="comment">// update it. In that case we don't need to update trackers since we would</span></div>
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|
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"> 788</span> <span class="comment">// only update this one and clear it immediately.</span></div>
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|
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span> <span class="keywordflow">if</span> (update_trackers_.size() > 1) {</div>
|
|
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno"> 790</span> std::optional<ModelUpdateProto> update = ExportSharedModelUpdate();</div>
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|
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"> 791</span> <span class="keywordflow">if</span> (update) {</div>
|
|
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span> <span class="keyword">const</span> <span class="keyword">auto</span> shared_update =</div>
|
|
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno"> 793</span> std::make_shared<ModelUpdateProto>(*std::move(update));</div>
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|
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"> 794</span> </div>
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|
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno"> 795</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& [other_id, other_data] : update_trackers_) {</div>
|
|
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> other_data->updates.push_back(shared_update);</div>
|
|
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"> 797</span> }</div>
|
|
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span> }</div>
|
|
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span> }</div>
|
|
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span> SharedCheckpoint();</div>
|
|
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span> data->updates.clear();</div>
|
|
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span>}</div>
|
|
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span> </div>
|
|
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a735ce45a5a18153e276fb6199e2d99b3"> 804</a></span>absl::Status <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a735ce45a5a18153e276fb6199e2d99b3">ModelStorage::ApplyUpdateProto</a>(</div>
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|
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"> 805</span> <span class="keyword">const</span> ModelUpdateProto& update_proto) {</div>
|
|
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span> <span class="comment">// Check the update first.</span></div>
|
|
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span> {</div>
|
|
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span> <a class="code hl_struct" href="structoperations__research_1_1math__opt_1_1_model_summary.html">ModelSummary</a> summary;</div>
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|
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span> <span class="comment">// We have to use sorted keys since IdNameBiMap expect Insert() to be called</span></div>
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|
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span> <span class="comment">// in sorted order.</span></div>
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<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> <span class="keywordtype">id</span> : <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a17bfc36741359bc1a6313ab7beb2a616">SortedVariables</a>()) {</div>
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<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> summary.<a class="code hl_variable" href="structoperations__research_1_1math__opt_1_1_model_summary.html#a1cbe44d3fff3e870ed00ac9c657d7dfb">variables</a>.<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_id_name_bi_map.html#a9ee8daab4dcb82a570f0da7ffc6917d9">Insert</a>(<span class="keywordtype">id</span>.<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>(), <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a951be66a353471d5bf33d85fdab39ad4">variable_name</a>(<span class="keywordtype">id</span>));</div>
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<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span> }</div>
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<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> summary.<a class="code hl_variable" href="structoperations__research_1_1math__opt_1_1_model_summary.html#a1cbe44d3fff3e870ed00ac9c657d7dfb">variables</a>.<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_id_name_bi_map.html#a7953e67dd4265f82d5bde2ea8e9b8dcf">SetNextFreeId</a>(next_variable_id_.value());</div>
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<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> <span class="keywordtype">id</span> : <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#af6af3777993dc125c5d4a46b5eee7575">SortedLinearConstraints</a>()) {</div>
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<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span> summary.<a class="code hl_variable" href="structoperations__research_1_1math__opt_1_1_model_summary.html#a9cfc0d8ea5cf26ee3b87427b27f20fe7">linear_constraints</a>.<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_id_name_bi_map.html#a9ee8daab4dcb82a570f0da7ffc6917d9">Insert</a>(<span class="keywordtype">id</span>.<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>(), <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#ae39ae31dc0210e088bef7f4a4160e934">linear_constraint_name</a>(<span class="keywordtype">id</span>));</div>
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<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> }</div>
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<div class="line"><a id="l00818" name="l00818"></a><span class="lineno"> 818</span> summary.<a class="code hl_variable" href="structoperations__research_1_1math__opt_1_1_model_summary.html#a9cfc0d8ea5cf26ee3b87427b27f20fe7">linear_constraints</a>.<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_id_name_bi_map.html#a7953e67dd4265f82d5bde2ea8e9b8dcf">SetNextFreeId</a>(</div>
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<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"> 819</span> next_linear_constraint_id_.value());</div>
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<div class="line"><a id="l00820" name="l00820"></a><span class="lineno"> 820</span> <span class="comment">// We don't check the names for the same reason as in FromModelProto().</span></div>
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<div class="line"><a id="l00821" name="l00821"></a><span class="lineno"> 821</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(<a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a140d4dcb13c7bce57fbded411ac905df">ValidateModelUpdateAndSummary</a>(update_proto, summary,</div>
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<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span> <span class="comment">/*check_names=*/</span><span class="keyword">false</span>));</div>
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<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"> 823</span> }</div>
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<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span> </div>
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<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> <span class="comment">// Remove deleted variables and constraints.</span></div>
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<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t v_id : update_proto.deleted_variable_ids()) {</div>
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<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a21466ff77e82c4002423e4dda189b780">DeleteVariable</a>(VariableId(v_id));</div>
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<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span> }</div>
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<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t c_id : update_proto.deleted_linear_constraint_ids()) {</div>
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<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a40f5d96de187737d854c193cb24b77d2">DeleteLinearConstraint</a>(LinearConstraintId(c_id));</div>
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<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> }</div>
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<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span> </div>
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<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span> <span class="comment">// Update existing variables' properties.</span></div>
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<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [v_id, lb] :</div>
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<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(update_proto.variable_updates().lower_bounds())) {</div>
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<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#afcf6f4df35f57bfbd8de6a4974038bd7">set_variable_lower_bound</a>(VariableId(v_id), lb);</div>
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<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span> }</div>
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<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [v_id, ub] :</div>
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<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"> 839</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(update_proto.variable_updates().upper_bounds())) {</div>
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<div class="line"><a id="l00840" name="l00840"></a><span class="lineno"> 840</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a8b7e8f68d99ed66ed60614875c4b2880">set_variable_upper_bound</a>(VariableId(v_id), ub);</div>
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<div class="line"><a id="l00841" name="l00841"></a><span class="lineno"> 841</span> }</div>
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<div class="line"><a id="l00842" name="l00842"></a><span class="lineno"> 842</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [v_id, is_integer] :</div>
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<div class="line"><a id="l00843" name="l00843"></a><span class="lineno"> 843</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(update_proto.variable_updates().integers())) {</div>
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<div class="line"><a id="l00844" name="l00844"></a><span class="lineno"> 844</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#a8d14c94eacaa39871160000543832ecb">set_variable_is_integer</a>(VariableId(v_id), is_integer);</div>
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|
<div class="line"><a id="l00845" name="l00845"></a><span class="lineno"> 845</span> }</div>
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<div class="line"><a id="l00846" name="l00846"></a><span class="lineno"> 846</span> </div>
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|
<div class="line"><a id="l00847" name="l00847"></a><span class="lineno"> 847</span> <span class="comment">// Update existing constraints' properties.</span></div>
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|
<div class="line"><a id="l00848" name="l00848"></a><span class="lineno"> 848</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [c_id, lb] :</div>
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<div class="line"><a id="l00849" name="l00849"></a><span class="lineno"> 849</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(update_proto.linear_constraint_updates().lower_bounds())) {</div>
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|
<div class="line"><a id="l00850" name="l00850"></a><span class="lineno"> 850</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#ab5a7ada8537138e3b7e87075386d9439">set_linear_constraint_lower_bound</a>(LinearConstraintId(c_id), lb);</div>
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|
<div class="line"><a id="l00851" name="l00851"></a><span class="lineno"> 851</span> }</div>
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<div class="line"><a id="l00852" name="l00852"></a><span class="lineno"> 852</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [c_id, ub] :</div>
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<div class="line"><a id="l00853" name="l00853"></a><span class="lineno"> 853</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(update_proto.linear_constraint_updates().upper_bounds())) {</div>
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<div class="line"><a id="l00854" name="l00854"></a><span class="lineno"> 854</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aa15cd4cfdde4ce3435ec28405bf1034f">set_linear_constraint_upper_bound</a>(LinearConstraintId(c_id), ub);</div>
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|
<div class="line"><a id="l00855" name="l00855"></a><span class="lineno"> 855</span> }</div>
|
|
<div class="line"><a id="l00856" name="l00856"></a><span class="lineno"> 856</span> </div>
|
|
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno"> 857</span> <span class="comment">// Add the new variables and constraints.</span></div>
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|
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno"> 858</span> AddVariables(update_proto.new_variables());</div>
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|
<div class="line"><a id="l00859" name="l00859"></a><span class="lineno"> 859</span> AddLinearConstraints(update_proto.new_linear_constraints());</div>
|
|
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno"> 860</span> </div>
|
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<div class="line"><a id="l00861" name="l00861"></a><span class="lineno"> 861</span> <span class="comment">// Update the objective.</span></div>
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|
<div class="line"><a id="l00862" name="l00862"></a><span class="lineno"> 862</span> <span class="keywordflow">if</span> (update_proto.objective_updates().has_direction_update()) {</div>
|
|
<div class="line"><a id="l00863" name="l00863"></a><span class="lineno"> 863</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#aafbe56ff1eada47dff1b4626d455498f">set_is_maximize</a>(update_proto.objective_updates().direction_update());</div>
|
|
<div class="line"><a id="l00864" name="l00864"></a><span class="lineno"> 864</span> }</div>
|
|
<div class="line"><a id="l00865" name="l00865"></a><span class="lineno"> 865</span> <span class="keywordflow">if</span> (update_proto.objective_updates().has_offset_update()) {</div>
|
|
<div class="line"><a id="l00866" name="l00866"></a><span class="lineno"> 866</span> <a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_model_storage.html#afe1e374f83d18136957c73fcaf399ba7">set_objective_offset</a>(update_proto.objective_updates().offset_update());</div>
|
|
<div class="line"><a id="l00867" name="l00867"></a><span class="lineno"> 867</span> }</div>
|
|
<div class="line"><a id="l00868" name="l00868"></a><span class="lineno"> 868</span> UpdateLinearObjectiveCoefficients(</div>
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|
<div class="line"><a id="l00869" name="l00869"></a><span class="lineno"> 869</span> update_proto.objective_updates().linear_coefficients());</div>
|
|
<div class="line"><a id="l00870" name="l00870"></a><span class="lineno"> 870</span> UpdateQuadraticObjectiveCoefficients(</div>
|
|
<div class="line"><a id="l00871" name="l00871"></a><span class="lineno"> 871</span> update_proto.objective_updates().quadratic_coefficients());</div>
|
|
<div class="line"><a id="l00872" name="l00872"></a><span class="lineno"> 872</span> </div>
|
|
<div class="line"><a id="l00873" name="l00873"></a><span class="lineno"> 873</span> <span class="comment">// Update the linear constraints' coefficients.</span></div>
|
|
<div class="line"><a id="l00874" name="l00874"></a><span class="lineno"> 874</span> UpdateLinearConstraintCoefficients(</div>
|
|
<div class="line"><a id="l00875" name="l00875"></a><span class="lineno"> 875</span> update_proto.linear_constraint_matrix_updates());</div>
|
|
<div class="line"><a id="l00876" name="l00876"></a><span class="lineno"> 876</span> </div>
|
|
<div class="line"><a id="l00877" name="l00877"></a><span class="lineno"> 877</span> <span class="keywordflow">return</span> absl::OkStatus();</div>
|
|
<div class="line"><a id="l00878" name="l00878"></a><span class="lineno"> 878</span>}</div>
|
|
<div class="line"><a id="l00879" name="l00879"></a><span class="lineno"> 879</span> </div>
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<div class="line"><a id="l00880" name="l00880"></a><span class="lineno"> 880</span>} <span class="comment">// namespace math_opt</span></div>
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<div class="line"><a id="l00881" name="l00881"></a><span class="lineno"> 881</span>} <span class="comment">// namespace operations_research</span></div>
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<div class="ttc" id="abase_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</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#l00495">base/logging.h:495</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#l00703">base/logging.h:703</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#l00707">base/logging.h:707</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#l00708">base/logging.h:708</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a9f96ed9f06763f0821fdbb4d29031d8d"><div class="ttname"><a href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a></div><div class="ttdeci">#define CHECK_OK(x)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00044">base/logging.h:44</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ae4db23f10f5d4aad6d735f5a74cd6f8c"><div class="ttname"><a href="base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c">CHECK_LE</a></div><div class="ttdeci">#define CHECK_LE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00705">base/logging.h:705</a></div></div>
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<div class="ttc" id="abase_2status__macros_8h_html"><div class="ttname"><a href="base_2status__macros_8h.html">status_macros.h</a></div></div>
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<div class="ttc" id="abase_2status__macros_8h_html_acdc223d8c59d5c591dc6b4e88257627b"><div class="ttname"><a href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a></div><div class="ttdeci">#define RETURN_IF_ERROR(expr)</div><div class="ttdef"><b>Definition:</b> <a href="base_2status__macros_8h_source.html#l00027">base/status_macros.h:27</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_id_name_bi_map_html_a7953e67dd4265f82d5bde2ea8e9b8dcf"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_id_name_bi_map.html#a7953e67dd4265f82d5bde2ea8e9b8dcf">operations_research::math_opt::IdNameBiMap::SetNextFreeId</a></div><div class="ttdeci">void SetNextFreeId(int64_t new_next_free_id)</div><div class="ttdef"><b>Definition:</b> <a href="model__summary_8h_source.html#l00140">model_summary.h:140</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_id_name_bi_map_html_a9ee8daab4dcb82a570f0da7ffc6917d9"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_id_name_bi_map.html#a9ee8daab4dcb82a570f0da7ffc6917d9">operations_research::math_opt::IdNameBiMap::Insert</a></div><div class="ttdeci">void Insert(int64_t id, std::string name)</div><div class="ttdef"><b>Definition:</b> <a href="model__summary_8h_source.html#l00103">model_summary.h:103</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a0ddfd5df19c6bb23ba205b2baf32cda3"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a0ddfd5df19c6bb23ba205b2baf32cda3">operations_research::math_opt::ModelStorage::set_quadratic_objective_coefficient</a></div><div class="ttdeci">void set_quadratic_objective_coefficient(VariableId first_variable, VariableId second_variable, double value)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00976">model_storage.h:976</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a13a035185d02f47ea72b737b293516b1"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a13a035185d02f47ea72b737b293516b1">operations_research::math_opt::ModelStorage::linear_constraints</a></div><div class="ttdeci">std::vector< LinearConstraintId > linear_constraints() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00390">model_storage.cc:390</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a17bfc36741359bc1a6313ab7beb2a616"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a17bfc36741359bc1a6313ab7beb2a616">operations_research::math_opt::ModelStorage::SortedVariables</a></div><div class="ttdeci">std::vector< VariableId > SortedVariables() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00326">model_storage.cc:326</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a21466ff77e82c4002423e4dda189b780"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a21466ff77e82c4002423e4dda189b780">operations_research::math_opt::ModelStorage::DeleteVariable</a></div><div class="ttdeci">void DeleteVariable(VariableId id)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00271">model_storage.cc:271</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a24dcbf29c0d6cd766009a182a6484e3b"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a24dcbf29c0d6cd766009a182a6484e3b">operations_research::math_opt::ModelStorage::name</a></div><div class="ttdeci">const std::string & name() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00181">model_storage.h:181</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a30e9766ac7cab4f98ac1dab04006cb85"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a30e9766ac7cab4f98ac1dab04006cb85">operations_research::math_opt::ModelStorage::FromModelProto</a></div><div class="ttdeci">static absl::StatusOr< std::unique_ptr< ModelStorage > > FromModelProto(const ModelProto &model_proto)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00148">model_storage.cc:148</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a312154deac76051cb49fca9381fae41f"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a312154deac76051cb49fca9381fae41f">operations_research::math_opt::ModelStorage::SortedLinearObjectiveNonzeroVariables</a></div><div class="ttdeci">std::vector< VariableId > SortedLinearObjectiveNonzeroVariables() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00398">model_storage.cc:398</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a40f5d96de187737d854c193cb24b77d2"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a40f5d96de187737d854c193cb24b77d2">operations_research::math_opt::ModelStorage::DeleteLinearConstraint</a></div><div class="ttdeci">void DeleteLinearConstraint(LinearConstraintId id)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00369">model_storage.cc:369</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a41e65f404be4194aa05001eeccb35e25"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a41e65f404be4194aa05001eeccb35e25">operations_research::math_opt::ModelStorage::set_linear_objective_coefficient</a></div><div class="ttdeci">void set_linear_objective_coefficient(VariableId variable, double value)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00954">model_storage.h:954</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a59489761076782fbdc38b652f5a18e3b"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a59489761076782fbdc38b652f5a18e3b">operations_research::math_opt::ModelStorage::DeleteUpdateTracker</a></div><div class="ttdeci">void DeleteUpdateTracker(UpdateTrackerId update_tracker)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00695">model_storage.cc:695</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a5f3a8a03f482c425defc0907feb6ec03"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a5f3a8a03f482c425defc0907feb6ec03">operations_research::math_opt::ModelStorage::variables</a></div><div class="ttdeci">std::vector< VariableId > variables() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00322">model_storage.cc:322</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a735ce45a5a18153e276fb6199e2d99b3"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a735ce45a5a18153e276fb6199e2d99b3">operations_research::math_opt::ModelStorage::ApplyUpdateProto</a></div><div class="ttdeci">absl::Status ApplyUpdateProto(const ModelUpdateProto &update_proto)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00804">model_storage.cc:804</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a75b53ec57a9d873ce66cd0f6e9cce11b"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a75b53ec57a9d873ce66cd0f6e9cce11b">operations_research::math_opt::ModelStorage::ExportModelUpdate</a></div><div class="ttdeci">std::optional< ModelUpdateProto > ExportModelUpdate(UpdateTrackerId update_tracker)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00703">model_storage.cc:703</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a773cd96209ac3afb1256dc1852f93ae7"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a773cd96209ac3afb1256dc1852f93ae7">operations_research::math_opt::ModelStorage::set_linear_constraint_coefficient</a></div><div class="ttdeci">void set_linear_constraint_coefficient(LinearConstraintId constraint, VariableId variable, double value)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00845">model_storage.h:845</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a7f61878db357c5e54364c258b84bd60f"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a7f61878db357c5e54364c258b84bd60f">operations_research::math_opt::ModelStorage::AddVariable</a></div><div class="ttdeci">VariableId AddVariable(absl::string_view name="")</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00699">model_storage.h:699</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a8b7e8f68d99ed66ed60614875c4b2880"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a8b7e8f68d99ed66ed60614875c4b2880">operations_research::math_opt::ModelStorage::set_variable_upper_bound</a></div><div class="ttdeci">void set_variable_upper_bound(VariableId id, double upper_bound)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00739">model_storage.h:739</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a8d14c94eacaa39871160000543832ecb"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a8d14c94eacaa39871160000543832ecb">operations_research::math_opt::ModelStorage::set_variable_is_integer</a></div><div class="ttdeci">void set_variable_is_integer(VariableId id, bool is_integer)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00745">model_storage.h:745</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_a951be66a353471d5bf33d85fdab39ad4"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#a951be66a353471d5bf33d85fdab39ad4">operations_research::math_opt::ModelStorage::variable_name</a></div><div class="ttdeci">const std::string & variable_name(VariableId id) const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00716">model_storage.h:716</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_aa15cd4cfdde4ce3435ec28405bf1034f"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#aa15cd4cfdde4ce3435ec28405bf1034f">operations_research::math_opt::ModelStorage::set_linear_constraint_upper_bound</a></div><div class="ttdeci">void set_linear_constraint_upper_bound(LinearConstraintId id, double upper_bound)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00811">model_storage.h:811</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_aa850c403983019f6676dda010d9ac3a5"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#aa850c403983019f6676dda010d9ac3a5">operations_research::math_opt::ModelStorage::ExportModel</a></div><div class="ttdeci">ModelProto ExportModel() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00423">model_storage.cc:423</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_aac14e3da1270fcaf51ea5a2ae9083780"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#aac14e3da1270fcaf51ea5a2ae9083780">operations_research::math_opt::ModelStorage::NewUpdateTracker</a></div><div class="ttdeci">UpdateTrackerId NewUpdateTracker()</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00680">model_storage.cc:680</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_aafbe56ff1eada47dff1b4626d455498f"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#aafbe56ff1eada47dff1b4626d455498f">operations_research::math_opt::ModelStorage::set_is_maximize</a></div><div class="ttdeci">void set_is_maximize(bool is_maximize)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00936">model_storage.h:936</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_ab257153b8b1cd7bd41dd1f3e85348e69"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#ab257153b8b1cd7bd41dd1f3e85348e69">operations_research::math_opt::ModelStorage::Checkpoint</a></div><div class="ttdeci">void Checkpoint(UpdateTrackerId update_tracker)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00774">model_storage.cc:774</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_ab5a7ada8537138e3b7e87075386d9439"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#ab5a7ada8537138e3b7e87075386d9439">operations_research::math_opt::ModelStorage::set_linear_constraint_lower_bound</a></div><div class="ttdeci">void set_linear_constraint_lower_bound(LinearConstraintId id, double lower_bound)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00804">model_storage.h:804</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_ae39ae31dc0210e088bef7f4a4160e934"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#ae39ae31dc0210e088bef7f4a4160e934">operations_research::math_opt::ModelStorage::linear_constraint_name</a></div><div class="ttdeci">const std::string & linear_constraint_name(LinearConstraintId id) const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00786">model_storage.h:786</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_aebbe142c6b95fa15fb4b5c6933db7fb1"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#aebbe142c6b95fa15fb4b5c6933db7fb1">operations_research::math_opt::ModelStorage::Clone</a></div><div class="ttdeci">std::unique_ptr< ModelStorage > Clone() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00207">model_storage.cc:207</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_aef798fd853e39de45ca855559f0df129"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#aef798fd853e39de45ca855559f0df129">operations_research::math_opt::ModelStorage::AddLinearConstraint</a></div><div class="ttdeci">LinearConstraintId AddLinearConstraint(absl::string_view name="")</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00771">model_storage.h:771</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_af6af3777993dc125c5d4a46b5eee7575"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#af6af3777993dc125c5d4a46b5eee7575">operations_research::math_opt::ModelStorage::SortedLinearConstraints</a></div><div class="ttdeci">std::vector< LinearConstraintId > SortedLinearConstraints() const</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8cc_source.html#l00394">model_storage.cc:394</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_afcf6f4df35f57bfbd8de6a4974038bd7"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#afcf6f4df35f57bfbd8de6a4974038bd7">operations_research::math_opt::ModelStorage::set_variable_lower_bound</a></div><div class="ttdeci">void set_variable_lower_bound(VariableId id, double lower_bound)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00733">model_storage.h:733</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_model_storage_html_afe1e374f83d18136957c73fcaf399ba7"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_model_storage.html#afe1e374f83d18136957c73fcaf399ba7">operations_research::math_opt::ModelStorage::set_objective_offset</a></div><div class="ttdeci">void set_objective_offset(double value)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00947">model_storage.h:947</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_a6ac76d8a372013f67c4973012948ec84"><div class="ttname"><a href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a></div><div class="ttdeci">CpModelProto const * model_proto</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02048">cp_model_solver.cc:2048</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="ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514"><div class="ttname"><a href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a></div><div class="ttdeci">int64_t value</div><div class="ttdef"><b>Definition:</b> <a href="demon__profiler_8cc_source.html#l00044">demon_profiler.cc:44</a></div></div>
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<div class="ttc" id="aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465"><div class="ttname"><a href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a></div><div class="ttdeci">IntVar * var</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01874">expr_array.cc:1874</a></div></div>
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<div class="ttc" id="agscip__solver_8cc_html_a1ba5ca0f61f2fa13bd23bf0f89004f35"><div class="ttname"><a href="gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35">upper_bound</a></div><div class="ttdeci">double upper_bound</div><div class="ttdef"><b>Definition:</b> <a href="gscip__solver_8cc_source.html#l00137">gscip_solver.cc:137</a></div></div>
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<div class="ttc" id="agscip__solver_8cc_html_a1e2f9a2352c1d9a6cada9544898fceec"><div class="ttname"><a href="gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec">lower_bound</a></div><div class="ttdeci">double lower_bound</div><div class="ttdef"><b>Definition:</b> <a href="gscip__solver_8cc_source.html#l00136">gscip_solver.cc:136</a></div></div>
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<div class="ttc" id="agscip__solver_8cc_html_aa59e74cc299dbf75fa6e2234dd0849a2"><div class="ttname"><a href="gscip__solver_8cc.html#aa59e74cc299dbf75fa6e2234dd0849a2">coefficients</a></div><div class="ttdeci">absl::Span< const double > coefficients</div><div class="ttdef"><b>Definition:</b> <a href="gscip__solver_8cc_source.html#l00140">gscip_solver.cc:140</a></div></div>
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<div class="ttc" id="amacros_8h_html_a7f536a3b33f9bed8f75734e035d30725"><div class="ttname"><a href="macros_8h.html#a7f536a3b33f9bed8f75734e035d30725">DEBUG_MODE</a></div><div class="ttdeci">const bool DEBUG_MODE</div><div class="ttdef"><b>Definition:</b> <a href="macros_8h_source.html#l00024">macros.h:24</a></div></div>
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<div class="ttc" id="amap__util_8h_html"><div class="ttname"><a href="map__util_8h.html">map_util.h</a></div></div>
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<div class="ttc" id="amath__opt_2validators_2model__validator_8h_html"><div class="ttname"><a href="math__opt_2validators_2model__validator_8h.html">model_validator.h</a></div></div>
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<div class="ttc" id="amodel__storage_8h_html"><div class="ttname"><a href="model__storage_8h.html">model_storage.h</a></div></div>
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<div class="ttc" id="amodel__update__merge_8h_html"><div class="ttname"><a href="model__update__merge_8h.html">model_update_merge.h</a></div></div>
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<div class="ttc" id="anamespacegtl_html_a5c0d4dea208db4deaa285c06b78d8181"><div class="ttname"><a href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a></div><div class="ttdeci">void InsertOrDie(Collection *const collection, const typename Collection::value_type &value)</div><div class="ttdef"><b>Definition:</b> <a href="map__util_8h_source.html#l00154">map_util.h:154</a></div></div>
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<div class="ttc" id="anamespacegtl_html_a795ebdb62731938c8c31b221f0f074b4"><div class="ttname"><a href="namespacegtl.html#a795ebdb62731938c8c31b221f0f074b4">gtl::FindWithDefault</a></div><div class="ttdeci">const Collection::value_type::second_type & FindWithDefault(const Collection &collection, const typename Collection::value_type::first_type &key, const typename Collection::value_type::second_type &value)</div><div class="ttdef"><b>Definition:</b> <a href="map__util_8h_source.html#l00029">map_util.h:29</a></div></div>
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<div class="ttc" id="anamespacegtl_html_a9f74dcd1ec00022462cbf110edaafc6d"><div class="ttname"><a href="namespacegtl.html#a9f74dcd1ec00022462cbf110edaafc6d">gtl::FindOrNull</a></div><div class="ttdeci">const Collection::value_type::second_type * FindOrNull(const Collection &collection, const typename Collection::value_type::first_type &key)</div><div class="ttdef"><b>Definition:</b> <a href="map__util_8h_source.html#l00060">map_util.h:60</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_1_1internal_html_a9d1544d64091496b638faf3cea76dc0e"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt_1_1internal.html#a9d1544d64091496b638faf3cea76dc0e">operations_research::math_opt::internal::MakeOrderedPair</a></div><div class="ttdeci">std::pair< VariableId, VariableId > MakeOrderedPair(const VariableId a, const VariableId b)</div><div class="ttdef"><b>Definition:</b> <a href="model__storage_8h_source.html#l00903">model_storage.h:903</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html">operations_research::math_opt</a></div><div class="ttdef"><b>Definition:</b> <a href="arrow__operator__proxy_8h_source.html#l00020">arrow_operator_proxy.h:20</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a140d4dcb13c7bce57fbded411ac905df"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a140d4dcb13c7bce57fbded411ac905df">operations_research::math_opt::ValidateModelUpdateAndSummary</a></div><div class="ttdeci">absl::Status ValidateModelUpdateAndSummary(const ModelUpdateProto &model_update, const ModelSummary &model_summary, const bool check_names)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt_2validators_2model__validator_8cc_source.html#l00253">math_opt/validators/model_validator.cc:253</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a80e158d48db32a3bbbe915179b36e405"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">operations_research::math_opt::MakeView</a></div><div class="ttdeci">SparseVectorView< T > MakeView(absl::Span< const int64_t > ids, const Collection &values)</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00144">sparse_vector_view.h:144</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_aa755b33432bb731690d1b9d5fd00ef06"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#aa755b33432bb731690d1b9d5fd00ef06">operations_research::math_opt::MergeIntoUpdate</a></div><div class="ttdeci">void MergeIntoUpdate(const ModelUpdateProto &from_new, ModelUpdateProto &into_old)</div><div class="ttdef"><b>Definition:</b> <a href="model__update__merge_8cc_source.html#l00033">model_update_merge.cc:33</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_af039565f98410c47887cc13d5dbdd31b"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#af039565f98410c47887cc13d5dbdd31b">operations_research::math_opt::ValidateModel</a></div><div class="ttdeci">absl::Status ValidateModel(const ModelProto &model, const bool check_names)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt_2validators_2model__validator_8cc_source.html#l00206">math_opt/validators/model_validator.cc:206</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="asparse__vector__view_8h_html"><div class="ttname"><a href="sparse__vector__view_8h.html">sparse_vector_view.h</a></div></div>
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<div class="ttc" id="astrong__int_8h_html"><div class="ttname"><a href="strong__int_8h.html">strong_int.h</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1math__opt_1_1_model_summary_html"><div class="ttname"><a href="structoperations__research_1_1math__opt_1_1_model_summary.html">operations_research::math_opt::ModelSummary</a></div><div class="ttdef"><b>Definition:</b> <a href="model__summary_8h_source.html#l00094">model_summary.h:94</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1math__opt_1_1_model_summary_html_a1cbe44d3fff3e870ed00ac9c657d7dfb"><div class="ttname"><a href="structoperations__research_1_1math__opt_1_1_model_summary.html#a1cbe44d3fff3e870ed00ac9c657d7dfb">operations_research::math_opt::ModelSummary::variables</a></div><div class="ttdeci">IdNameBiMap variables</div><div class="ttdef"><b>Definition:</b> <a href="model__summary_8h_source.html#l00095">model_summary.h:95</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1math__opt_1_1_model_summary_html_a9cfc0d8ea5cf26ee3b87427b27f20fe7"><div class="ttname"><a href="structoperations__research_1_1math__opt_1_1_model_summary.html#a9cfc0d8ea5cf26ee3b87427b27f20fe7">operations_research::math_opt::ModelSummary::linear_constraints</a></div><div class="ttdeci">IdNameBiMap linear_constraints</div><div class="ttdef"><b>Definition:</b> <a href="model__summary_8h_source.html#l00096">model_summary.h:96</a></div></div>
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<div class="ttc" id="avariable__and__expressions_8cc_html_a2091cd7d80fdd31762020bce86138587"><div class="ttname"><a href="variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587">coeff</a></div><div class="ttdeci">const double coeff</div><div class="ttdef"><b>Definition:</b> <a href="variable__and__expressions_8cc_source.html#l00105">variable_and_expressions.cc:105</a></div></div>
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