1053 lines
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1053 lines
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<a href="model__exporter_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__exporter_8h.html">ortools/linear_solver/model_exporter.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 <cmath></span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <limits></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include "absl/container/flat_hash_set.h"</span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include "absl/status/status.h"</span></div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include "absl/status/statusor.h"</span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include "absl/strings/ascii.h"</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/strings/match.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/strings/str_cat.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/strings/str_format.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 "<a class="code" href="commandlineflags_8h.html">ortools/base/commandlineflags.h</a>"</span></div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include "<a class="code" href="integral__types_8h.html">ortools/base/integral_types.h</a>"</span></div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include "<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>"</span></div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</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="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include "<a class="code" href="linear__solver_8pb_8h.html">ortools/linear_solver/linear_solver.pb.h</a>"</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="fp__utils_8h.html">ortools/util/fp_utils.h</a>"</span></div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"><a class="line" href="model__exporter_8cc.html#a0198cf82f6ffb8734509542f49c8c587"> 34</a></span><a class="code hl_function" href="model__exporter_8cc.html#a0198cf82f6ffb8734509542f49c8c587">ABSL_FLAG</a>(<span class="keywordtype">bool</span>, lp_log_invalid_name, <span class="keyword">false</span>, <span class="stringliteral">"DEPRECATED."</span>);</div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</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="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="keyword">namespace </span>{</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> </div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="keyword">constexpr</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> = std::numeric_limits<double>::infinity();</div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="keyword">class </span>LineBreaker {</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">public</span>:</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">explicit</span> LineBreaker(<span class="keywordtype">int</span> max_line_size)</div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> : max_line_size_(max_line_size), line_size_(0), output_() {}</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// Lines are broken in such a way that:</span></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// - Strings that are given to Append() are never split.</span></div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// - Lines are split so that their length doesn't exceed the max length;</span></div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="comment">// unless a single string given to Append() exceeds that length (in which</span></div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// case it will be put alone on a single unsplit line).</span></div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keywordtype">void</span> Append(<span class="keyword">const</span> std::string& s);</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="comment">// Returns true if string s will fit on the current line without adding a</span></div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="comment">// carriage return.</span></div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keywordtype">bool</span> WillFit(<span class="keyword">const</span> std::string& s) {</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keywordflow">return</span> line_size_ + s.size() < max_line_size_;</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> }</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> <span class="comment">// "Consumes" size characters on the line. Used when starting the constraint</span></div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// lines.</span></div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordtype">void</span> Consume(<span class="keywordtype">int</span> size) { line_size_ += size; }</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> std::string GetOutput()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> output_; }</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> </div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keywordtype">int</span> max_line_size_;</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordtype">int</span> line_size_;</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> std::string output_;</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span>};</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span><span class="keywordtype">void</span> LineBreaker::Append(<span class="keyword">const</span> std::string& s) {</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> line_size_ += s.size();</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">if</span> (line_size_ > max_line_size_) {</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> line_size_ = s.size();</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> absl::StrAppend(&output_, <span class="stringliteral">"\n "</span>);</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> absl::StrAppend(&output_, s);</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span>}</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> </div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span><span class="keyword">class </span>MPModelProtoExporter {</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">public</span>:</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">explicit</span> MPModelProtoExporter(<span class="keyword">const</span> MPModelProto& <a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">ExportModelAsLpFormat</a>(<span class="keyword">const</span> MPModelExportOptions& options,</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> std::string* output);</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">ExportModelAsMpsFormat</a>(<span class="keyword">const</span> MPModelExportOptions& options,</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> std::string* output);</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> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="comment">// Computes the number of continuous, integer and binary variables.</span></div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="comment">// Called by ExportModelAsLpFormat() and ExportModelAsMpsFormat().</span></div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keywordtype">void</span> Setup();</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// Computes smart column widths for free MPS format.</span></div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keywordtype">void</span> ComputeMpsSmartColumnWidths(<span class="keywordtype">bool</span> obfuscated);</div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> </div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="comment">// Processes all the proto.name() fields and returns the result in a vector.</span></div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="comment">//</span></div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="comment">// If 'obfuscate' is true, none of names are actually used, and this just</span></div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="comment">// returns a vector of 'prefix' + proto index (1-based).</span></div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="comment">//</span></div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// If it is false, this tries to keep the original names, but:</span></div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// - if the first character is forbidden (or name is empty), '_' is added at</span></div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="comment">// the beginning of name.</span></div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// - all the other forbidden characters are replaced by '_'.</span></div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// To avoid name conflicts, a '_' followed by an integer is appended to the</span></div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// result.</span></div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="comment">//</span></div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="comment">// If a name is longer than the maximum allowed name length, the obfuscated</span></div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="comment">// name is used.</span></div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="comment">//</span></div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="comment">// Therefore, a name "$20<=40" for proto #3 could be "_$20__40_1".</span></div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keyword">template</span> <<span class="keyword">class</span> ListOfProtosWithNameFields></div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> std::vector<std::string> ExtractAndProcessNames(</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keyword">const</span> ListOfProtosWithNameFields& <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, <span class="keyword">const</span> std::string& prefix,</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordtype">bool</span> obfuscate, <span class="keywordtype">bool</span> log_invalid_names,</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">const</span> std::string& forbidden_first_chars,</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keyword">const</span> std::string& forbidden_chars);</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> </div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="comment">// Appends a general "Comment" section with useful metadata about the model</span></div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="comment">// to "output".</span></div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// Note(user): there may be less variables in output than in the original</span></div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// model, as unused variables are not shown by default. Similarly, there</span></div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// may be more constraints in a .lp file as in the original model as</span></div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// a constraint lhs <= term <= rhs will be output as the two constraints</span></div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// term >= lhs and term <= rhs.</span></div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keywordtype">void</span> AppendComments(<span class="keyword">const</span> std::string& separator, std::string* output) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="comment">// Appends an MPConstraintProto to the output text. If the constraint has</span></div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// both an upper and lower bound that are not equal, it splits the constraint</span></div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// into two constraints, one for the left hand side (_lhs) and one for right</span></div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="comment">// hand side (_rhs).</span></div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keywordtype">bool</span> AppendConstraint(<span class="keyword">const</span> MPConstraintProto& ct_proto,</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::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, LineBreaker& line_breaker,</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> std::vector<bool>& show_variable, std::string* output);</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="comment">// Clears "output" and writes a term to it, in "LP" format. Returns false on</span></div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="comment">// error (for example, var_index is out of range).</span></div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="keywordtype">bool</span> WriteLpTerm(<span class="keywordtype">int</span> var_index, <span class="keywordtype">double</span> <a class="code hl_variable" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>,</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> std::string* output) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> </div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="comment">// Appends a pair name, value to "output", formatted to comply with the MPS</span></div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="comment">// standard.</span></div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="keywordtype">void</span> AppendMpsPair(<span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> std::string* output) <span class="keyword">const</span>;</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> <span class="comment">// Appends the head of a line, consisting of an id and a name to output.</span></div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keywordtype">void</span> AppendMpsLineHeader(<span class="keyword">const</span> std::string& <span class="keywordtype">id</span>, <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> std::string* output) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// Same as AppendMpsLineHeader. Appends an extra new-line at the end the</span></div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="comment">// string pointed to by output.</span></div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keywordtype">void</span> AppendMpsLineHeaderWithNewLine(<span class="keyword">const</span> std::string& <span class="keywordtype">id</span>,</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> std::string* output) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> </div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// Appends an MPS term in various contexts. The term consists of a head name,</span></div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="comment">// a name, and a value. If the line is not empty, then only the pair</span></div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="comment">// (name, value) is appended. The number of columns, limited to 2 by the MPS</span></div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// format is also taken care of.</span></div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keywordtype">void</span> AppendMpsTermWithContext(<span class="keyword">const</span> std::string& head_name,</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> std::string* output);</div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> </div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="comment">// Appends a new-line if two columns are already present on the MPS line.</span></div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// Used by and in complement to AppendMpsTermWithContext.</span></div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="keywordtype">void</span> AppendNewLineIfTwoColumns(std::string* output);</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> </div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <span class="comment">// When 'integrality' is true, appends columns corresponding to integer</span></div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="comment">// variables. Appends the columns for non-integer variables otherwise.</span></div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="comment">// The sparse matrix must be passed as a vector of columns ('transpose').</span></div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="keywordtype">void</span> AppendMpsColumns(</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="keywordtype">bool</span> integrality,</div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keyword">const</span> std::vector<std::vector<std::pair<int, double>>>& transpose,</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> std::string* output);</div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// Appends a line describing the bound of a variablenew-line if two columns</span></div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="comment">// are already present on the MPS line.</span></div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// Used by and in complement to AppendMpsTermWithContext.</span></div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keywordtype">void</span> AppendMpsBound(<span class="keyword">const</span> std::string& bound_type, <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>, std::string* output) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> </div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keyword">const</span> MPModelProto& proto_;</div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> </div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="comment">// Vector of variable names as they will be exported.</span></div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> std::vector<std::string> exported_variable_names_;</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="comment">// Vector of constraint names as they will be exported.</span></div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> std::vector<std::string> exported_constraint_names_;</div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> </div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// Vector of general constraint names as they will be exported.</span></div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> std::vector<std::string> exported_general_constraint_names_;</div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <span class="comment">// Number of integer variables in proto_.</span></div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="keywordtype">int</span> num_integer_variables_;</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> <span class="comment">// Number of binary variables in proto_.</span></div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="keywordtype">int</span> num_binary_variables_;</div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> </div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// Number of continuous variables in proto_.</span></div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keywordtype">int</span> num_continuous_variables_;</div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> </div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="comment">// Current MPS file column number.</span></div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keywordtype">int</span> current_mps_column_;</div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="comment">// Format for MPS file lines.</span></div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> std::unique_ptr<absl::ParsedFormat<'s', 's'>> mps_header_format_;</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> std::unique_ptr<absl::ParsedFormat<'s', 's'>> mps_format_;</div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> </div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <a class="code hl_define" href="macros_8h.html#af8df3547bfde53a5acb93e2607b0034a">DISALLOW_COPY_AND_ASSIGN</a>(MPModelProtoExporter);</div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span>};</div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span>} <span class="comment">// namespace</span></div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> </div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7"> 213</a></span>absl::StatusOr<std::string> <a class="code hl_function" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">ExportModelAsLpFormat</a>(</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1_m_p_model_proto.html">MPModelProto</a>& <a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>, <span class="keyword">const</span> <a class="code hl_struct" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>& options) {</div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1_m_p_general_constraint_proto.html">MPGeneralConstraintProto</a>& general_constraint :</div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.general_constraint()) {</div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <span class="keywordflow">if</span> (!general_constraint.has_indicator_constraint()) {</div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keywordflow">return</span> absl::InvalidArgumentError(</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="stringliteral">"Non-indicator general constraints are not supported."</span>);</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> }</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> MPModelProtoExporter exporter(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> std::string output;</div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> <span class="keywordflow">if</span> (!exporter.ExportModelAsLpFormat(options, &output)) {</div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <span class="keywordflow">return</span> absl::InvalidArgumentError(<span class="stringliteral">"Unable to export model."</span>);</div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> }</div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <span class="keywordflow">return</span> output;</div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span>}</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> </div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3"> 230</a></span>absl::StatusOr<std::string> <a class="code hl_function" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">ExportModelAsMpsFormat</a>(</div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1_m_p_model_proto.html">MPModelProto</a>& <a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>, <span class="keyword">const</span> <a class="code hl_struct" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>& options) {</div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.general_constraint_size() > 0) {</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="keywordflow">return</span> absl::InvalidArgumentError(<span class="stringliteral">"General constraints are not supported."</span>);</div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> }</div>
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<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> MPModelProtoExporter exporter(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> std::string output;</div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <span class="keywordflow">if</span> (!exporter.ExportModelAsMpsFormat(options, &output)) {</div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">return</span> absl::InvalidArgumentError(<span class="stringliteral">"Unable to export model."</span>);</div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> }</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keywordflow">return</span> output;</div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span>}</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> </div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span><span class="keyword">namespace </span>{</div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span>MPModelProtoExporter::MPModelProtoExporter(<span class="keyword">const</span> MPModelProto& <a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>)</div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> : proto_(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>),</div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> num_integer_variables_(0),</div>
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<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> num_binary_variables_(0),</div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> num_continuous_variables_(0),</div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> current_mps_column_(0) {}</div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span><span class="keyword">namespace </span>{</div>
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<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span><span class="keyword">class </span>NameManager {</div>
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<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <span class="keyword">public</span>:</div>
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<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> NameManager() : names_set_(), last_n_(1) {}</div>
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<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> std::string MakeUniqueName(<span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>);</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> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> absl::flat_hash_set<std::string> names_set_;</div>
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<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <span class="keywordtype">int</span> last_n_;</div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span>};</div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> </div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span>std::string NameManager::MakeUniqueName(<span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> std::string result = <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="comment">// Find the 'n' so that "name_n" does not already exist.</span></div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="keywordtype">int</span> n = last_n_;</div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="keywordflow">while</span> (!names_set_.insert(result).second) {</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> result = absl::StrCat(<a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="stringliteral">"_"</span>, n);</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> ++n;</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> <span class="comment">// We keep the last n used to avoid a quadratic behavior in case</span></div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="comment">// all the names are the same initially.</span></div>
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<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> last_n_ = n;</div>
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<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span>}</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> </div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span><span class="comment">// NOTE: As a special case, an empty name is treated as started with a forbidden</span></div>
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<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span><span class="comment">// character (\0).</span></div>
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<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span>std::string MakeExportableName(<span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
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<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> <span class="keyword">const</span> std::string& forbidden_first_chars,</div>
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<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="keyword">const</span> std::string& forbidden_chars,</div>
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<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> <span class="keywordtype">bool</span>* found_forbidden_char) {</div>
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<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> <span class="comment">// Prepend with "_" all the names starting with a forbidden character.</span></div>
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<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> *found_forbidden_char =</div>
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<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>.empty() || absl::StrContains(forbidden_first_chars, <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>[0]);</div>
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<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> std::string exportable_name =</div>
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<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> *found_forbidden_char ? absl::StrCat(<span class="stringliteral">"_"</span>, <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) : <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div>
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> </div>
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<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <span class="comment">// Replace all the other forbidden characters with "_".</span></div>
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<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="keywordflow">for</span> (<span class="keywordtype">char</span>& c : exportable_name) {</div>
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<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="keywordflow">if</span> (absl::StrContains(forbidden_chars, c)) {</div>
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<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> c = <span class="charliteral">'_'</span>;</div>
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<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> *found_forbidden_char = <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> }</div>
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<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> }</div>
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<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <span class="keywordflow">return</span> exportable_name;</div>
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<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span>}</div>
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<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span>} <span class="comment">// namespace</span></div>
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<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> </div>
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<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span><span class="keyword">template</span> <<span class="keyword">class</span> ListOfProtosWithNameFields></div>
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<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span>std::vector<std::string> MPModelProtoExporter::ExtractAndProcessNames(</div>
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<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keyword">const</span> ListOfProtosWithNameFields& <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, <span class="keyword">const</span> std::string& prefix,</div>
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<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> <span class="keywordtype">bool</span> obfuscate, <span class="keywordtype">bool</span> log_invalid_names,</div>
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<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> <span class="keyword">const</span> std::string& forbidden_first_chars,</div>
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<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="keyword">const</span> std::string& forbidden_chars) {</div>
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<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <span class="keyword">const</span> <span class="keywordtype">int</span> num_items = <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.size();</div>
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<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> std::vector<std::string> result(num_items);</div>
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<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> NameManager namer;</div>
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<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> <span class="keyword">const</span> <span class="keywordtype">int</span> num_digits = absl::StrCat(num_items).size();</div>
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<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordtype">int</span> i = 0;</div>
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<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& item : <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>) {</div>
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<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <span class="keyword">const</span> std::string obfuscated_name =</div>
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<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> absl::StrFormat(<span class="stringliteral">"%s%0*d"</span>, prefix, num_digits, i);</div>
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<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="keywordflow">if</span> (obfuscate || !item.has_name()) {</div>
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<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> result[i] = namer.MakeUniqueName(obfuscated_name);</div>
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<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <a class="code hl_define" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_invalid_names && !item.has_name())</div>
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<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> << <span class="stringliteral">"Empty name detected, created new name: "</span> << result[i];</div>
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<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="keywordtype">bool</span> found_forbidden_char = <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="keyword">const</span> std::string exportable_name =</div>
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<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> MakeExportableName(item.name(), forbidden_first_chars,</div>
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<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> forbidden_chars, &found_forbidden_char);</div>
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<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> result[i] = namer.MakeUniqueName(exportable_name);</div>
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<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <a class="code hl_define" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_invalid_names && found_forbidden_char)</div>
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<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> << <span class="stringliteral">"Invalid character detected in "</span> << item.name() << <span class="stringliteral">". Changed to "</span></div>
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<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> << result[i];</div>
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<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="comment">// If the name is too long, use the obfuscated name that is guaranteed</span></div>
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<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="comment">// to fit. If ever we are able to solve problems with 2^64 variables,</span></div>
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<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="comment">// their obfuscated names would fit within 20 characters.</span></div>
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<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kMaxNameLength = 255;</div>
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<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="comment">// Take care of "_rhs" or "_lhs" that may be added in the case of</span></div>
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<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> <span class="comment">// constraints with both right-hand side and left-hand side.</span></div>
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<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kMargin = 4;</div>
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<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keywordflow">if</span> (result[i].size() > kMaxNameLength - kMargin) {</div>
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<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="keyword">const</span> std::string old_name = std::move(result[i]);</div>
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<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> result[i] = namer.MakeUniqueName(obfuscated_name);</div>
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<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> <a class="code hl_define" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_invalid_names) << <span class="stringliteral">"Name is too long: "</span> << old_name</div>
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<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> << <span class="stringliteral">" exported as: "</span> << result[i];</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> </div>
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<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> <span class="comment">// Prepare for the next round.</span></div>
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<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> ++i;</div>
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<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> }</div>
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<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span>}</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><span class="keywordtype">void</span> MPModelProtoExporter::AppendComments(<span class="keyword">const</span> std::string& separator,</div>
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<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> std::string* output)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> sep = separator.c_str();</div>
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<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> absl::StrAppendFormat(output, <span class="stringliteral">"%s Generated by MPModelProtoExporter\n"</span>, sep);</div>
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<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> absl::StrAppendFormat(output, <span class="stringliteral">"%s %-16s : %s\n"</span>, sep, <span class="stringliteral">"Name"</span>,</div>
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<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> proto_.has_name() ? proto_.name().c_str() : <span class="stringliteral">"NoName"</span>);</div>
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<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> absl::StrAppendFormat(output, <span class="stringliteral">"%s %-16s : %s\n"</span>, sep, <span class="stringliteral">"Format"</span>, <span class="stringliteral">"Free"</span>);</div>
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<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> absl::StrAppendFormat(</div>
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<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> output, <span class="stringliteral">"%s %-16s : %d\n"</span>, sep, <span class="stringliteral">"Constraints"</span>,</div>
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<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> proto_.constraint_size() + proto_.general_constraint_size());</div>
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<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> absl::StrAppendFormat(output, <span class="stringliteral">"%s %-16s : %d\n"</span>, sep, <span class="stringliteral">"Variables"</span>,</div>
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<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> proto_.variable_size());</div>
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<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> absl::StrAppendFormat(output, <span class="stringliteral">"%s %-14s : %d\n"</span>, sep, <span class="stringliteral">"Binary"</span>,</div>
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<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> num_binary_variables_);</div>
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<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> absl::StrAppendFormat(output, <span class="stringliteral">"%s %-14s : %d\n"</span>, sep, <span class="stringliteral">"Integer"</span>,</div>
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<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> num_integer_variables_);</div>
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<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> absl::StrAppendFormat(output, <span class="stringliteral">"%s %-14s : %d\n"</span>, sep, <span class="stringliteral">"Continuous"</span>,</div>
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<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> num_continuous_variables_);</div>
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<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span>}</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><span class="keyword">namespace </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"> 369</span>std::string DoubleToStringWithForcedSign(<span class="keywordtype">double</span> d) {</div>
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<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> <span class="keywordflow">return</span> absl::StrCat((d < 0 ? <span class="stringliteral">""</span> : <span class="stringliteral">"+"</span>), (d));</div>
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|
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span>}</div>
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<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> </div>
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<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span>std::string DoubleToString(<span class="keywordtype">double</span> d) { <span class="keywordflow">return</span> absl::StrCat((d)); }</div>
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<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> </div>
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<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span>} <span class="comment">// namespace</span></div>
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<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> </div>
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<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span><span class="keywordtype">bool</span> MPModelProtoExporter::AppendConstraint(<span class="keyword">const</span> MPConstraintProto& ct_proto,</div>
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|
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
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|
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> LineBreaker& line_breaker,</div>
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|
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> std::vector<bool>& show_variable,</div>
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|
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> std::string* output) {</div>
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<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < ct_proto.var_index_size(); ++i) {</div>
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|
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="keyword">const</span> <span class="keywordtype">int</span> var_index = ct_proto.var_index(i);</div>
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|
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> <span class="keyword">const</span> <span class="keywordtype">double</span> coeff = ct_proto.coefficient(i);</div>
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<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> std::string term;</div>
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<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> <span class="keywordflow">if</span> (!WriteLpTerm(var_index, coeff, &term)) {</div>
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|
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</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> line_breaker.Append(term);</div>
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<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> show_variable[var_index] = coeff != 0.0 || show_variable[var_index];</div>
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<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> }</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> <span class="keyword">const</span> <span class="keywordtype">double</span> lb = ct_proto.lower_bound();</div>
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|
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> <span class="keyword">const</span> <span class="keywordtype">double</span> ub = ct_proto.upper_bound();</div>
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<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <span class="keywordflow">if</span> (lb == ub) {</div>
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|
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> line_breaker.Append(absl::StrCat(<span class="stringliteral">" = "</span>, DoubleToString(ub), <span class="stringliteral">"\n"</span>));</div>
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|
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> absl::StrAppend(output, <span class="stringliteral">" "</span>, <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="stringliteral">": "</span>, line_breaker.GetOutput());</div>
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|
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> <span class="keywordflow">if</span> (ub != +<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
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|
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> std::string rhs_name = <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div>
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|
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> <span class="keywordflow">if</span> (lb != -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> absl::StrAppend(&rhs_name, <span class="stringliteral">"_rhs"</span>);</div>
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|
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> }</div>
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|
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> absl::StrAppend(output, <span class="stringliteral">" "</span>, rhs_name, <span class="stringliteral">": "</span>, line_breaker.GetOutput());</div>
|
|
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> <span class="keyword">const</span> std::string relation =</div>
|
|
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> absl::StrCat(<span class="stringliteral">" <= "</span>, DoubleToString(ub), <span class="stringliteral">"\n"</span>);</div>
|
|
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> <span class="comment">// Here we have to make sure we do not add the relation to the contents</span></div>
|
|
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> <span class="comment">// of line_breaker, which may be used in the subsequent clause.</span></div>
|
|
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> <span class="keywordflow">if</span> (!line_breaker.WillFit(relation)) absl::StrAppend(output, <span class="stringliteral">"\n "</span>);</div>
|
|
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> absl::StrAppend(output, relation);</div>
|
|
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> }</div>
|
|
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> <span class="keywordflow">if</span> (lb != -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> std::string lhs_name = <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div>
|
|
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> <span class="keywordflow">if</span> (ub != +<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> absl::StrAppend(&lhs_name, <span class="stringliteral">"_lhs"</span>);</div>
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|
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> }</div>
|
|
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> absl::StrAppend(output, <span class="stringliteral">" "</span>, lhs_name, <span class="stringliteral">": "</span>, line_breaker.GetOutput());</div>
|
|
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> <span class="keyword">const</span> std::string relation =</div>
|
|
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> absl::StrCat(<span class="stringliteral">" >= "</span>, DoubleToString(lb), <span class="stringliteral">"\n"</span>);</div>
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<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> <span class="keywordflow">if</span> (!line_breaker.WillFit(relation)) absl::StrAppend(output, <span class="stringliteral">"\n "</span>);</div>
|
|
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> absl::StrAppend(output, relation);</div>
|
|
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> }</div>
|
|
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> }</div>
|
|
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> </div>
|
|
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span>}</div>
|
|
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> </div>
|
|
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span><span class="keywordtype">bool</span> MPModelProtoExporter::WriteLpTerm(<span class="keywordtype">int</span> var_index, <span class="keywordtype">double</span> <a class="code hl_variable" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>,</div>
|
|
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> std::string* output)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> output->clear();</div>
|
|
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <span class="keywordflow">if</span> (var_index < 0 || var_index >= proto_.variable_size()) {</div>
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|
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Reference to out-of-bounds variable index # "</span> << var_index;</div>
|
|
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> }</div>
|
|
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a> != 0.0) {</div>
|
|
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> *output = absl::StrCat(DoubleToStringWithForcedSign(<a class="code hl_variable" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>), <span class="stringliteral">" "</span>,</div>
|
|
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> exported_variable_names_[var_index], <span class="stringliteral">" "</span>);</div>
|
|
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> }</div>
|
|
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span>}</div>
|
|
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> </div>
|
|
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span><span class="keyword">namespace </span>{</div>
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|
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span><span class="keywordtype">bool</span> IsBoolean(<span class="keyword">const</span> MPVariableProto& <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) {</div>
|
|
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.is_integer() && ceil(<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lower_bound()) == 0.0 &&</div>
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|
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> floor(<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.upper_bound()) == 1.0;</div>
|
|
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span>}</div>
|
|
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> </div>
|
|
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span><span class="keywordtype">void</span> UpdateMaxSize(<span class="keyword">const</span> std::string& new_string, <span class="keywordtype">int</span>* size) {</div>
|
|
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> <span class="keywordflow">if</span> (new_string.size() > *size) *size = new_string.size();</div>
|
|
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span>}</div>
|
|
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> </div>
|
|
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span><span class="keywordtype">void</span> UpdateMaxSize(<span class="keywordtype">double</span> new_number, <span class="keywordtype">int</span>* size) {</div>
|
|
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> UpdateMaxSize(DoubleToString(new_number), size);</div>
|
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<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span>}</div>
|
|
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span>} <span class="comment">// namespace</span></div>
|
|
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> </div>
|
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<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span><span class="keywordtype">void</span> MPModelProtoExporter::Setup() {</div>
|
|
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> <span class="keywordflow">if</span> (absl::GetFlag(FLAGS_lp_log_invalid_name)) {</div>
|
|
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"The \"lp_log_invalid_name\" flag is deprecated. Use "</span></div>
|
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<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> <span class="stringliteral">"MPModelProtoExportOptions instead."</span>;</div>
|
|
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> }</div>
|
|
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> num_binary_variables_ = 0;</div>
|
|
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> num_integer_variables_ = 0;</div>
|
|
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> MPVariableProto& <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : proto_.variable()) {</div>
|
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<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.is_integer()) {</div>
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<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> <span class="keywordflow">if</span> (IsBoolean(<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)) {</div>
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<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> ++num_binary_variables_;</div>
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<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> ++num_integer_variables_;</div>
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<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> }</div>
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<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> }</div>
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<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> }</div>
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<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> num_continuous_variables_ =</div>
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<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> proto_.variable_size() - num_binary_variables_ - num_integer_variables_;</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> </div>
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<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span><span class="keywordtype">void</span> MPModelProtoExporter::ComputeMpsSmartColumnWidths(<span class="keywordtype">bool</span> obfuscated) {</div>
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<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> <span class="comment">// Minimum values for aesthetics (if columns are too narrow, MPS files are</span></div>
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<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> <span class="comment">// difficult to read).</span></div>
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<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> <span class="keywordtype">int</span> string_field_size = 6;</div>
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<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> <span class="keywordtype">int</span> number_field_size = 6;</div>
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<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> </div>
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<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> MPVariableProto& <a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : proto_.variable()) {</div>
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<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> UpdateMaxSize(<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.name(), &string_field_size);</div>
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<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span> UpdateMaxSize(<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.objective_coefficient(), &number_field_size);</div>
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<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> UpdateMaxSize(<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lower_bound(), &number_field_size);</div>
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<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> UpdateMaxSize(<a class="code hl_variable" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.upper_bound(), &number_field_size);</div>
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<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> }</div>
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<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> </div>
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<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> MPConstraintProto& cst : proto_.constraint()) {</div>
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<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span> UpdateMaxSize(cst.name(), &string_field_size);</div>
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<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> UpdateMaxSize(cst.lower_bound(), &number_field_size);</div>
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<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> UpdateMaxSize(cst.upper_bound(), &number_field_size);</div>
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<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">double</span> coeff : cst.coefficient()) {</div>
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<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> UpdateMaxSize(coeff, &number_field_size);</div>
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<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> }</div>
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<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span> }</div>
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<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> </div>
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<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> <span class="comment">// Maximum values for aesthetics. These are also the values used by other</span></div>
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<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> <span class="comment">// solvers.</span></div>
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<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> string_field_size = <a class="code hl_variable" href="alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045">std::min</a>(string_field_size, 255);</div>
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<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> number_field_size = <a class="code hl_variable" href="alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045">std::min</a>(number_field_size, 255);</div>
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<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> </div>
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<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> <span class="comment">// If the model is obfuscated, all names will have the same size, which we</span></div>
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<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> <span class="comment">// compute here.</span></div>
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<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> <span class="keywordflow">if</span> (obfuscated) {</div>
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<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span> <span class="keywordtype">int</span> max_digits =</div>
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<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> absl::StrCat(</div>
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<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> <a class="code hl_variable" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(proto_.variable_size(), proto_.constraint_size()) - 1)</div>
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<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> .size();</div>
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<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> string_field_size = <a class="code hl_variable" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(6, max_digits + 1);</div>
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<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> }</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> mps_header_format_ = absl::ParsedFormat<'s', 's'>::New(</div>
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<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> absl::StrCat(<span class="stringliteral">" %-2s %-"</span>, string_field_size, <span class="stringliteral">"s"</span>));</div>
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<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> mps_format_ = absl::ParsedFormat<'s', 's'>::New(</div>
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<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> absl::StrCat(<span class="stringliteral">" %-"</span>, string_field_size, <span class="stringliteral">"s %"</span>, number_field_size, <span class="stringliteral">"s"</span>));</div>
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|
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span>}</div>
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<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> </div>
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<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span><span class="keywordtype">bool</span> <a class="code hl_function" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">MPModelProtoExporter::ExportModelAsLpFormat</a>(</div>
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<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> <span class="keyword">const</span> MPModelExportOptions& options, std::string* output) {</div>
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<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> output->clear();</div>
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<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> Setup();</div>
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<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> <span class="keyword">const</span> std::string kForbiddenFirstChars = <span class="stringliteral">"$.0123456789"</span>;</div>
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<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> <span class="keyword">const</span> std::string kForbiddenChars = <span class="stringliteral">" +-*/<>=:\\"</span>;</div>
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<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> exported_constraint_names_ = ExtractAndProcessNames(</div>
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<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> proto_.constraint(), <span class="stringliteral">"C"</span>, options.obfuscate, options.log_invalid_names,</div>
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<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> kForbiddenFirstChars, kForbiddenChars);</div>
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<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> exported_general_constraint_names_ = ExtractAndProcessNames(</div>
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<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> proto_.general_constraint(), <span class="stringliteral">"C"</span>, options.obfuscate,</div>
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<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> options.log_invalid_names, kForbiddenFirstChars, kForbiddenChars);</div>
|
|
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> exported_variable_names_ = ExtractAndProcessNames(</div>
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<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span> proto_.variable(), <span class="stringliteral">"V"</span>, options.obfuscate, options.log_invalid_names,</div>
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<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> kForbiddenFirstChars, kForbiddenChars);</div>
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<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> </div>
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<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> <span class="comment">// Comments section.</span></div>
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<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> AppendComments(<span class="stringliteral">"\\"</span>, output);</div>
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<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> <span class="keywordflow">if</span> (options.show_unused_variables) {</div>
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<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> absl::StrAppendFormat(output, <span class="stringliteral">"\\ Unused variables are shown\n"</span>);</div>
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<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> }</div>
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<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> </div>
|
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<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> <span class="comment">// Objective</span></div>
|
|
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> absl::StrAppend(output, proto_.maximize() ? <span class="stringliteral">"Maximize\n"</span> : <span class="stringliteral">"Minimize\n"</span>);</div>
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<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> LineBreaker obj_line_breaker(options.max_line_length);</div>
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<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> obj_line_breaker.Append(<span class="stringliteral">" Obj: "</span>);</div>
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<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> <span class="keywordflow">if</span> (proto_.objective_offset() != 0.0) {</div>
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<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> obj_line_breaker.Append(absl::StrCat(</div>
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<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> DoubleToStringWithForcedSign(proto_.objective_offset()), <span class="stringliteral">" Constant "</span>));</div>
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<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> }</div>
|
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<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> std::vector<bool> show_variable(proto_.variable_size(),</div>
|
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<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> options.show_unused_variables);</div>
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<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> var_index = 0; var_index < proto_.variable_size(); ++var_index) {</div>
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<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> <span class="keyword">const</span> <span class="keywordtype">double</span> coeff = proto_.variable(var_index).objective_coefficient();</div>
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<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> std::string term;</div>
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<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> <span class="keywordflow">if</span> (!WriteLpTerm(var_index, coeff, &term)) {</div>
|
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<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> }</div>
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<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> obj_line_breaker.Append(term);</div>
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<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> show_variable[var_index] = coeff != 0.0 || show_variable[var_index];</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> <span class="comment">// Linear Constraints</span></div>
|
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<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> absl::StrAppend(output, obj_line_breaker.GetOutput(), <span class="stringliteral">"\nSubject to\n"</span>);</div>
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<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> cst_index = 0; cst_index < proto_.constraint_size(); ++cst_index) {</div>
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<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> <span class="keyword">const</span> MPConstraintProto& ct_proto = proto_.constraint(cst_index);</div>
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<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = exported_constraint_names_[cst_index];</div>
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<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> LineBreaker line_breaker(options.max_line_length);</div>
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<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kNumFormattingChars = 10; <span class="comment">// Overevaluated.</span></div>
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<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> <span class="comment">// Account for the size of the constraint name + possibly "_rhs" +</span></div>
|
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<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> <span class="comment">// the formatting characters here.</span></div>
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<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> line_breaker.Consume(kNumFormattingChars + <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>.size());</div>
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<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> <span class="keywordflow">if</span> (!AppendConstraint(ct_proto, <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, line_breaker, show_variable,</div>
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<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> output)) {</div>
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|
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> }</div>
|
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<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> }</div>
|
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<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> </div>
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<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> <span class="comment">// General Constraints</span></div>
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|
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> cst_index = 0; cst_index < proto_.general_constraint_size();</div>
|
|
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> ++cst_index) {</div>
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<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> <span class="keyword">const</span> MPGeneralConstraintProto& ct_proto =</div>
|
|
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> proto_.general_constraint(cst_index);</div>
|
|
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = exported_general_constraint_names_[cst_index];</div>
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|
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> LineBreaker line_breaker(options.max_line_length);</div>
|
|
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kNumFormattingChars = 10; <span class="comment">// Overevaluated.</span></div>
|
|
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> <span class="comment">// Account for the size of the constraint name + possibly "_rhs" +</span></div>
|
|
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> <span class="comment">// the formatting characters here.</span></div>
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<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> line_breaker.Consume(kNumFormattingChars + <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>.size());</div>
|
|
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> </div>
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<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> <span class="keywordflow">if</span> (!ct_proto.has_indicator_constraint()) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> <span class="keyword">const</span> MPIndicatorConstraint& indicator_ct = ct_proto.indicator_constraint();</div>
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<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> <span class="keyword">const</span> <span class="keywordtype">int</span> binary_var_index = indicator_ct.var_index();</div>
|
|
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> <span class="keyword">const</span> <span class="keywordtype">int</span> binary_var_value = indicator_ct.var_value();</div>
|
|
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> <span class="keywordflow">if</span> (binary_var_index < 0 || binary_var_index >= proto_.variable_size()) {</div>
|
|
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> }</div>
|
|
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> line_breaker.Append(absl::StrFormat(</div>
|
|
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> <span class="stringliteral">"%s = %d -> "</span>, exported_variable_names_[binary_var_index],</div>
|
|
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> binary_var_value));</div>
|
|
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> <span class="keywordflow">if</span> (!AppendConstraint(indicator_ct.constraint(), <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, line_breaker,</div>
|
|
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> show_variable, output)) {</div>
|
|
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> }</div>
|
|
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> }</div>
|
|
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> </div>
|
|
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> <span class="comment">// Bounds</span></div>
|
|
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> absl::StrAppend(output, <span class="stringliteral">"Bounds\n"</span>);</div>
|
|
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> <span class="keywordflow">if</span> (proto_.objective_offset() != 0.0) {</div>
|
|
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> absl::StrAppend(output, <span class="stringliteral">" 1 <= Constant <= 1\n"</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> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> var_index = 0; var_index < proto_.variable_size(); ++var_index) {</div>
|
|
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span> <span class="keywordflow">if</span> (!show_variable[var_index]) <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> <span class="keyword">const</span> MPVariableProto& var_proto = proto_.variable(var_index);</div>
|
|
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span> <span class="keyword">const</span> <span class="keywordtype">double</span> lb = var_proto.lower_bound();</div>
|
|
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> <span class="keyword">const</span> <span class="keywordtype">double</span> ub = var_proto.upper_bound();</div>
|
|
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span> <span class="keywordflow">if</span> (var_proto.is_integer() && lb == round(lb) && ub == round(ub)) {</div>
|
|
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span> absl::StrAppendFormat(output, <span class="stringliteral">" %.0f <= %s <= %.0f\n"</span>, lb,</div>
|
|
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span> exported_variable_names_[var_index], ub);</div>
|
|
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> absl::StrAppend(output, <span class="stringliteral">" "</span>);</div>
|
|
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span> <span class="keywordflow">if</span> (lb == -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> && ub == <a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> absl::StrAppend(output, exported_variable_names_[var_index], <span class="stringliteral">" free"</span>);</div>
|
|
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> <span class="keywordflow">if</span> (lb != -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> absl::StrAppend(output, DoubleToString(lb), <span class="stringliteral">" <= "</span>);</div>
|
|
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> }</div>
|
|
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> absl::StrAppend(output, exported_variable_names_[var_index]);</div>
|
|
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span> <span class="keywordflow">if</span> (ub != <a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> absl::StrAppend(output, <span class="stringliteral">" <= "</span>, DoubleToString(ub));</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> absl::StrAppend(output, <span class="stringliteral">"\n"</span>);</div>
|
|
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span> }</div>
|
|
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> }</div>
|
|
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span> </div>
|
|
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span> <span class="comment">// Binaries</span></div>
|
|
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span> <span class="keywordflow">if</span> (num_binary_variables_ > 0) {</div>
|
|
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> absl::StrAppend(output, <span class="stringliteral">"Binaries\n"</span>);</div>
|
|
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> var_index = 0; var_index < proto_.variable_size(); ++var_index) {</div>
|
|
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> <span class="keywordflow">if</span> (!show_variable[var_index]) <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> <span class="keyword">const</span> MPVariableProto& var_proto = proto_.variable(var_index);</div>
|
|
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> <span class="keywordflow">if</span> (IsBoolean(var_proto)) {</div>
|
|
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> absl::StrAppendFormat(output, <span class="stringliteral">" %s\n"</span>,</div>
|
|
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> exported_variable_names_[var_index]);</div>
|
|
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> }</div>
|
|
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> }</div>
|
|
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> }</div>
|
|
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> </div>
|
|
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> <span class="comment">// Generals</span></div>
|
|
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> <span class="keywordflow">if</span> (num_integer_variables_ > 0) {</div>
|
|
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> absl::StrAppend(output, <span class="stringliteral">"Generals\n"</span>);</div>
|
|
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> var_index = 0; var_index < proto_.variable_size(); ++var_index) {</div>
|
|
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> <span class="keywordflow">if</span> (!show_variable[var_index]) <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> <span class="keyword">const</span> MPVariableProto& var_proto = proto_.variable(var_index);</div>
|
|
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> <span class="keywordflow">if</span> (var_proto.is_integer() && !IsBoolean(var_proto)) {</div>
|
|
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> absl::StrAppend(output, <span class="stringliteral">" "</span>, exported_variable_names_[var_index], <span class="stringliteral">"\n"</span>);</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> absl::StrAppend(output, <span class="stringliteral">"End\n"</span>);</div>
|
|
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span>}</div>
|
|
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> </div>
|
|
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span><span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsPair(<span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div>
|
|
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> std::string* output)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> absl::StrAppendFormat(output, *mps_format_, <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, DoubleToString(<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span>}</div>
|
|
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"> 667</span> </div>
|
|
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"> 668</span><span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsLineHeader(<span class="keyword">const</span> std::string& <span class="keywordtype">id</span>,</div>
|
|
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span> <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
|
|
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span> std::string* output)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span> absl::StrAppendFormat(output, *mps_header_format_, <span class="keywordtype">id</span>, <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>);</div>
|
|
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span>}</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><span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsLineHeaderWithNewLine(</div>
|
|
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> <span class="keyword">const</span> std::string& <span class="keywordtype">id</span>, <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, std::string* output)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span> AppendMpsLineHeader(<span class="keywordtype">id</span>, <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, output);</div>
|
|
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span> absl::StripTrailingAsciiWhitespace(output);</div>
|
|
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span> absl::StrAppend(output, <span class="stringliteral">"\n"</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"> 680</span> </div>
|
|
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span><span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsTermWithContext(</div>
|
|
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span> <span class="keyword">const</span> std::string& head_name, <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div>
|
|
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> std::string* output) {</div>
|
|
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span> <span class="keywordflow">if</span> (current_mps_column_ == 0) {</div>
|
|
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> AppendMpsLineHeader(<span class="stringliteral">""</span>, head_name, output);</div>
|
|
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span> }</div>
|
|
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span> AppendMpsPair(<a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>, output);</div>
|
|
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span> AppendNewLineIfTwoColumns(output);</div>
|
|
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span>}</div>
|
|
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> </div>
|
|
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span><span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsBound(<span class="keyword">const</span> std::string& bound_type,</div>
|
|
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span> <span class="keyword">const</span> std::string& <a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div>
|
|
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span> std::string* output)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno"> 694</span> AppendMpsLineHeader(bound_type, <span class="stringliteral">"BOUND"</span>, output);</div>
|
|
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno"> 695</span> AppendMpsPair(<a class="code hl_variable" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>, output);</div>
|
|
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno"> 696</span> absl::StripTrailingAsciiWhitespace(output);</div>
|
|
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno"> 697</span> absl::StrAppend(output, <span class="stringliteral">"\n"</span>);</div>
|
|
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno"> 698</span>}</div>
|
|
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno"> 699</span> </div>
|
|
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"> 700</span><span class="keywordtype">void</span> MPModelProtoExporter::AppendNewLineIfTwoColumns(std::string* output) {</div>
|
|
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno"> 701</span> ++current_mps_column_;</div>
|
|
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno"> 702</span> <span class="keywordflow">if</span> (current_mps_column_ == 2) {</div>
|
|
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno"> 703</span> absl::StripTrailingAsciiWhitespace(output);</div>
|
|
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno"> 704</span> absl::StrAppend(output, <span class="stringliteral">"\n"</span>);</div>
|
|
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"> 705</span> current_mps_column_ = 0;</div>
|
|
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span> }</div>
|
|
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span>}</div>
|
|
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span> </div>
|
|
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span><span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsColumns(</div>
|
|
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> <span class="keywordtype">bool</span> integrality,</div>
|
|
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span> <span class="keyword">const</span> std::vector<std::vector<std::pair<int, double>>>& transpose,</div>
|
|
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"> 712</span> std::string* output) {</div>
|
|
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span> current_mps_column_ = 0;</div>
|
|
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> var_index = 0; var_index < proto_.variable_size(); ++var_index) {</div>
|
|
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span> <span class="keyword">const</span> MPVariableProto& var_proto = proto_.variable(var_index);</div>
|
|
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span> <span class="keywordflow">if</span> (var_proto.is_integer() != integrality) <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span> <span class="keyword">const</span> std::string& var_name = exported_variable_names_[var_index];</div>
|
|
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span> current_mps_column_ = 0;</div>
|
|
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno"> 719</span> <span class="keywordflow">if</span> (var_proto.objective_coefficient() != 0.0) {</div>
|
|
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"> 720</span> AppendMpsTermWithContext(var_name, <span class="stringliteral">"COST"</span>,</div>
|
|
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno"> 721</span> var_proto.objective_coefficient(), output);</div>
|
|
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno"> 722</span> }</div>
|
|
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> std::pair<int, double>& cst_index_and_coeff :</div>
|
|
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"> 724</span> transpose[var_index]) {</div>
|
|
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span> <span class="keyword">const</span> std::string& cst_name =</div>
|
|
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno"> 726</span> exported_constraint_names_[cst_index_and_coeff.first];</div>
|
|
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno"> 727</span> AppendMpsTermWithContext(var_name, cst_name, cst_index_and_coeff.second,</div>
|
|
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno"> 728</span> output);</div>
|
|
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"> 729</span> }</div>
|
|
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno"> 730</span> AppendNewLineIfTwoColumns(output);</div>
|
|
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno"> 731</span> }</div>
|
|
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno"> 732</span>}</div>
|
|
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno"> 733</span> </div>
|
|
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno"> 734</span><span class="keywordtype">bool</span> <a class="code hl_function" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">MPModelProtoExporter::ExportModelAsMpsFormat</a>(</div>
|
|
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno"> 735</span> <span class="keyword">const</span> MPModelExportOptions& options, std::string* output) {</div>
|
|
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno"> 736</span> output->clear();</div>
|
|
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno"> 737</span> Setup();</div>
|
|
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno"> 738</span> ComputeMpsSmartColumnWidths(options.obfuscate);</div>
|
|
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno"> 739</span> <span class="keyword">const</span> std::string kForbiddenFirstChars = <span class="stringliteral">""</span>;</div>
|
|
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno"> 740</span> <span class="keyword">const</span> std::string kForbiddenChars = <span class="stringliteral">" "</span>;</div>
|
|
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno"> 741</span> exported_constraint_names_ = ExtractAndProcessNames(</div>
|
|
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno"> 742</span> proto_.constraint(), <span class="stringliteral">"C"</span>, options.obfuscate, options.log_invalid_names,</div>
|
|
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno"> 743</span> kForbiddenFirstChars, kForbiddenChars);</div>
|
|
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno"> 744</span> exported_variable_names_ = ExtractAndProcessNames(</div>
|
|
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno"> 745</span> proto_.variable(), <span class="stringliteral">"V"</span>, options.obfuscate, options.log_invalid_names,</div>
|
|
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno"> 746</span> kForbiddenFirstChars, kForbiddenChars);</div>
|
|
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno"> 747</span> </div>
|
|
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno"> 748</span> <span class="comment">// Comments.</span></div>
|
|
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno"> 749</span> AppendComments(<span class="stringliteral">"*"</span>, output);</div>
|
|
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno"> 750</span> </div>
|
|
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno"> 751</span> <span class="comment">// NAME section.</span></div>
|
|
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno"> 752</span> <span class="comment">// TODO(user): Obfuscate the model name too if `obfuscate` is true.</span></div>
|
|
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno"> 753</span> absl::StrAppendFormat(output, <span class="stringliteral">"%-14s%s\n"</span>, <span class="stringliteral">"NAME"</span>, proto_.name());</div>
|
|
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno"> 754</span> </div>
|
|
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno"> 755</span> <span class="keywordflow">if</span> (proto_.maximize()) {</div>
|
|
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno"> 756</span> absl::StrAppendFormat(output, <span class="stringliteral">"OBJSENSE\n MAX\n"</span>);</div>
|
|
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno"> 757</span> }</div>
|
|
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno"> 758</span> </div>
|
|
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno"> 759</span> <span class="comment">// ROWS section.</span></div>
|
|
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno"> 760</span> current_mps_column_ = 0;</div>
|
|
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"> 761</span> std::string rows_section;</div>
|
|
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno"> 762</span> AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"N"</span>, <span class="stringliteral">"COST"</span>, &rows_section);</div>
|
|
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno"> 763</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> cst_index = 0; cst_index < proto_.constraint_size(); ++cst_index) {</div>
|
|
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno"> 764</span> <span class="keyword">const</span> MPConstraintProto& ct_proto = proto_.constraint(cst_index);</div>
|
|
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno"> 765</span> <span class="keyword">const</span> <span class="keywordtype">double</span> lb = ct_proto.lower_bound();</div>
|
|
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno"> 766</span> <span class="keyword">const</span> <span class="keywordtype">double</span> ub = ct_proto.upper_bound();</div>
|
|
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno"> 767</span> <span class="keyword">const</span> std::string& cst_name = exported_constraint_names_[cst_index];</div>
|
|
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno"> 768</span> <span class="keywordflow">if</span> (lb == -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> && ub == <a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno"> 769</span> AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"N"</span>, cst_name, &rows_section);</div>
|
|
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno"> 770</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lb == ub) {</div>
|
|
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno"> 771</span> AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"E"</span>, cst_name, &rows_section);</div>
|
|
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno"> 772</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lb == -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"> 773</span> AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"L"</span>, cst_name, &rows_section);</div>
|
|
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"> 774</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span> AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"G"</span>, cst_name, &rows_section);</div>
|
|
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno"> 776</span> }</div>
|
|
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"> 777</span> }</div>
|
|
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span> <span class="keywordflow">if</span> (!rows_section.empty()) {</div>
|
|
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"> 779</span> absl::StrAppend(output, <span class="stringliteral">"ROWS\n"</span>, rows_section);</div>
|
|
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno"> 780</span> }</div>
|
|
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"> 781</span> </div>
|
|
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span> <span class="comment">// As the information regarding a column needs to be contiguous, we create</span></div>
|
|
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno"> 783</span> <span class="comment">// a vector associating a variable index to a vector containing the indices</span></div>
|
|
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno"> 784</span> <span class="comment">// of the constraints where this variable appears.</span></div>
|
|
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> std::vector<std::vector<std::pair<int, double>>> transpose(</div>
|
|
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span> proto_.variable_size());</div>
|
|
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno"> 787</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> cst_index = 0; cst_index < proto_.constraint_size(); ++cst_index) {</div>
|
|
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"> 788</span> <span class="keyword">const</span> MPConstraintProto& ct_proto = proto_.constraint(cst_index);</div>
|
|
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = 0; k < ct_proto.var_index_size(); ++k) {</div>
|
|
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno"> 790</span> <span class="keyword">const</span> <span class="keywordtype">int</span> var_index = ct_proto.var_index(k);</div>
|
|
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"> 791</span> <span class="keywordflow">if</span> (var_index < 0 || var_index >= proto_.variable_size()) {</div>
|
|
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"In constraint #"</span> << cst_index << <span class="stringliteral">", var_index #"</span> << k</div>
|
|
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno"> 793</span> << <span class="stringliteral">" is "</span> << var_index << <span class="stringliteral">", which is out of bounds."</span>;</div>
|
|
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"> 794</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno"> 795</span> }</div>
|
|
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> <span class="keyword">const</span> <span class="keywordtype">double</span> coeff = ct_proto.coefficient(k);</div>
|
|
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"> 797</span> <span class="keywordflow">if</span> (coeff != 0.0) {</div>
|
|
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span> transpose[var_index].push_back(</div>
|
|
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span> std::pair<int, double>(cst_index, coeff));</div>
|
|
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span> }</div>
|
|
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span> }</div>
|
|
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span> }</div>
|
|
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span> </div>
|
|
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"> 804</span> <span class="comment">// COLUMNS section.</span></div>
|
|
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"> 805</span> std::string columns_section;</div>
|
|
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span> AppendMpsColumns(<span class="comment">/*integrality=*/</span><span class="keyword">true</span>, transpose, &columns_section);</div>
|
|
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span> <span class="keywordflow">if</span> (!columns_section.empty()) {</div>
|
|
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span> <span class="keyword">constexpr</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kIntMarkerFormat[] = <span class="stringliteral">" %-10s%-36s%-8s\n"</span>;</div>
|
|
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span> columns_section =</div>
|
|
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span> absl::StrFormat(kIntMarkerFormat, <span class="stringliteral">"INTSTART"</span>, <span class="stringliteral">"'MARKER'"</span>, <span class="stringliteral">"'INTORG'"</span>) +</div>
|
|
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> columns_section;</div>
|
|
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> absl::StrAppendFormat(&columns_section, kIntMarkerFormat, <span class="stringliteral">"INTEND"</span>,</div>
|
|
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span> <span class="stringliteral">"'MARKER'"</span>, <span class="stringliteral">"'INTEND'"</span>);</div>
|
|
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> }</div>
|
|
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span> AppendMpsColumns(<span class="comment">/*integrality=*/</span><span class="keyword">false</span>, transpose, &columns_section);</div>
|
|
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span> <span class="keywordflow">if</span> (!columns_section.empty()) {</div>
|
|
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> absl::StrAppend(output, <span class="stringliteral">"COLUMNS\n"</span>, columns_section);</div>
|
|
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno"> 818</span> }</div>
|
|
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"> 819</span> </div>
|
|
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno"> 820</span> <span class="comment">// RHS (right-hand-side) section.</span></div>
|
|
<div class="line"><a id="l00821" name="l00821"></a><span class="lineno"> 821</span> current_mps_column_ = 0;</div>
|
|
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span> std::string rhs_section;</div>
|
|
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"> 823</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> cst_index = 0; cst_index < proto_.constraint_size(); ++cst_index) {</div>
|
|
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span> <span class="keyword">const</span> MPConstraintProto& ct_proto = proto_.constraint(cst_index);</div>
|
|
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> <span class="keyword">const</span> <span class="keywordtype">double</span> lb = ct_proto.lower_bound();</div>
|
|
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> <span class="keyword">const</span> <span class="keywordtype">double</span> ub = ct_proto.upper_bound();</div>
|
|
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> <span class="keyword">const</span> std::string& cst_name = exported_constraint_names_[cst_index];</div>
|
|
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span> <span class="keywordflow">if</span> (lb != -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> AppendMpsTermWithContext(<span class="stringliteral">"RHS"</span>, cst_name, lb, &rhs_section);</div>
|
|
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ub != +<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> AppendMpsTermWithContext(<span class="stringliteral">"RHS"</span>, cst_name, ub, &rhs_section);</div>
|
|
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span> }</div>
|
|
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span> }</div>
|
|
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span> AppendNewLineIfTwoColumns(&rhs_section);</div>
|
|
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span> <span class="keywordflow">if</span> (!rhs_section.empty()) {</div>
|
|
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span> absl::StrAppend(output, <span class="stringliteral">"RHS\n"</span>, rhs_section);</div>
|
|
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span> }</div>
|
|
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span> </div>
|
|
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"> 839</span> <span class="comment">// RANGES section.</span></div>
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|
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno"> 840</span> current_mps_column_ = 0;</div>
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<div class="line"><a id="l00841" name="l00841"></a><span class="lineno"> 841</span> std::string ranges_section;</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="keywordtype">int</span> cst_index = 0; cst_index < proto_.constraint_size(); ++cst_index) {</div>
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<div class="line"><a id="l00843" name="l00843"></a><span class="lineno"> 843</span> <span class="keyword">const</span> MPConstraintProto& ct_proto = proto_.constraint(cst_index);</div>
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<div class="line"><a id="l00844" name="l00844"></a><span class="lineno"> 844</span> <span class="keyword">const</span> <span class="keywordtype">double</span> range = fabs(ct_proto.upper_bound() - ct_proto.lower_bound());</div>
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|
<div class="line"><a id="l00845" name="l00845"></a><span class="lineno"> 845</span> <span class="keywordflow">if</span> (range != 0.0 && range != +<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
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|
<div class="line"><a id="l00846" name="l00846"></a><span class="lineno"> 846</span> <span class="keyword">const</span> std::string& cst_name = exported_constraint_names_[cst_index];</div>
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<div class="line"><a id="l00847" name="l00847"></a><span class="lineno"> 847</span> AppendMpsTermWithContext(<span class="stringliteral">"RANGE"</span>, cst_name, range, &ranges_section);</div>
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|
<div class="line"><a id="l00848" name="l00848"></a><span class="lineno"> 848</span> }</div>
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|
<div class="line"><a id="l00849" name="l00849"></a><span class="lineno"> 849</span> }</div>
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|
<div class="line"><a id="l00850" name="l00850"></a><span class="lineno"> 850</span> AppendNewLineIfTwoColumns(&ranges_section);</div>
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|
<div class="line"><a id="l00851" name="l00851"></a><span class="lineno"> 851</span> <span class="keywordflow">if</span> (!ranges_section.empty()) {</div>
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|
<div class="line"><a id="l00852" name="l00852"></a><span class="lineno"> 852</span> absl::StrAppend(output, <span class="stringliteral">"RANGES\n"</span>, ranges_section);</div>
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|
<div class="line"><a id="l00853" name="l00853"></a><span class="lineno"> 853</span> }</div>
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|
<div class="line"><a id="l00854" name="l00854"></a><span class="lineno"> 854</span> </div>
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|
<div class="line"><a id="l00855" name="l00855"></a><span class="lineno"> 855</span> <span class="comment">// BOUNDS section.</span></div>
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|
<div class="line"><a id="l00856" name="l00856"></a><span class="lineno"> 856</span> current_mps_column_ = 0;</div>
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|
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno"> 857</span> std::string bounds_section;</div>
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|
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno"> 858</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> var_index = 0; var_index < proto_.variable_size(); ++var_index) {</div>
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|
<div class="line"><a id="l00859" name="l00859"></a><span class="lineno"> 859</span> <span class="keyword">const</span> MPVariableProto& var_proto = proto_.variable(var_index);</div>
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|
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno"> 860</span> <span class="keyword">const</span> <span class="keywordtype">double</span> lb = var_proto.lower_bound();</div>
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|
<div class="line"><a id="l00861" name="l00861"></a><span class="lineno"> 861</span> <span class="keyword">const</span> <span class="keywordtype">double</span> ub = var_proto.upper_bound();</div>
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|
<div class="line"><a id="l00862" name="l00862"></a><span class="lineno"> 862</span> <span class="keyword">const</span> std::string& var_name = exported_variable_names_[var_index];</div>
|
|
<div class="line"><a id="l00863" name="l00863"></a><span class="lineno"> 863</span> </div>
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|
<div class="line"><a id="l00864" name="l00864"></a><span class="lineno"> 864</span> <span class="keywordflow">if</span> (lb == -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> && ub == +<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00865" name="l00865"></a><span class="lineno"> 865</span> AppendMpsLineHeader(<span class="stringliteral">"FR"</span>, <span class="stringliteral">"BOUND"</span>, &bounds_section);</div>
|
|
<div class="line"><a id="l00866" name="l00866"></a><span class="lineno"> 866</span> absl::StrAppendFormat(&bounds_section, <span class="stringliteral">" %s\n"</span>, var_name);</div>
|
|
<div class="line"><a id="l00867" name="l00867"></a><span class="lineno"> 867</span> <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a id="l00868" name="l00868"></a><span class="lineno"> 868</span> }</div>
|
|
<div class="line"><a id="l00869" name="l00869"></a><span class="lineno"> 869</span> </div>
|
|
<div class="line"><a id="l00870" name="l00870"></a><span class="lineno"> 870</span> <span class="keywordflow">if</span> (var_proto.is_integer()) {</div>
|
|
<div class="line"><a id="l00871" name="l00871"></a><span class="lineno"> 871</span> <span class="keywordflow">if</span> (IsBoolean(var_proto)) {</div>
|
|
<div class="line"><a id="l00872" name="l00872"></a><span class="lineno"> 872</span> AppendMpsLineHeader(<span class="stringliteral">"BV"</span>, <span class="stringliteral">"BOUND"</span>, &bounds_section);</div>
|
|
<div class="line"><a id="l00873" name="l00873"></a><span class="lineno"> 873</span> absl::StrAppendFormat(&bounds_section, <span class="stringliteral">" %s\n"</span>, var_name);</div>
|
|
<div class="line"><a id="l00874" name="l00874"></a><span class="lineno"> 874</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00875" name="l00875"></a><span class="lineno"> 875</span> <span class="keywordflow">if</span> (lb == ub) {</div>
|
|
<div class="line"><a id="l00876" name="l00876"></a><span class="lineno"> 876</span> AppendMpsBound(<span class="stringliteral">"FX"</span>, var_name, lb, &bounds_section);</div>
|
|
<div class="line"><a id="l00877" name="l00877"></a><span class="lineno"> 877</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00878" name="l00878"></a><span class="lineno"> 878</span> <span class="keywordflow">if</span> (lb == -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00879" name="l00879"></a><span class="lineno"> 879</span> AppendMpsLineHeader(<span class="stringliteral">"MI"</span>, <span class="stringliteral">"BOUND"</span>, &bounds_section);</div>
|
|
<div class="line"><a id="l00880" name="l00880"></a><span class="lineno"> 880</span> absl::StrAppendFormat(&bounds_section, <span class="stringliteral">" %s\n"</span>, var_name);</div>
|
|
<div class="line"><a id="l00881" name="l00881"></a><span class="lineno"> 881</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lb != 0.0 || ub == <a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00882" name="l00882"></a><span class="lineno"> 882</span> <span class="comment">// "LI" can be skipped if it's 0.</span></div>
|
|
<div class="line"><a id="l00883" name="l00883"></a><span class="lineno"> 883</span> <span class="comment">// There is one exception to that rule: if UI=+inf, we can't skip</span></div>
|
|
<div class="line"><a id="l00884" name="l00884"></a><span class="lineno"> 884</span> <span class="comment">// LI=0 or the variable will be parsed as binary.</span></div>
|
|
<div class="line"><a id="l00885" name="l00885"></a><span class="lineno"> 885</span> AppendMpsBound(<span class="stringliteral">"LI"</span>, var_name, lb, &bounds_section);</div>
|
|
<div class="line"><a id="l00886" name="l00886"></a><span class="lineno"> 886</span> }</div>
|
|
<div class="line"><a id="l00887" name="l00887"></a><span class="lineno"> 887</span> <span class="keywordflow">if</span> (ub != <a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00888" name="l00888"></a><span class="lineno"> 888</span> AppendMpsBound(<span class="stringliteral">"UI"</span>, var_name, ub, &bounds_section);</div>
|
|
<div class="line"><a id="l00889" name="l00889"></a><span class="lineno"> 889</span> }</div>
|
|
<div class="line"><a id="l00890" name="l00890"></a><span class="lineno"> 890</span> }</div>
|
|
<div class="line"><a id="l00891" name="l00891"></a><span class="lineno"> 891</span> }</div>
|
|
<div class="line"><a id="l00892" name="l00892"></a><span class="lineno"> 892</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00893" name="l00893"></a><span class="lineno"> 893</span> <span class="keywordflow">if</span> (lb == ub) {</div>
|
|
<div class="line"><a id="l00894" name="l00894"></a><span class="lineno"> 894</span> AppendMpsBound(<span class="stringliteral">"FX"</span>, var_name, lb, &bounds_section);</div>
|
|
<div class="line"><a id="l00895" name="l00895"></a><span class="lineno"> 895</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00896" name="l00896"></a><span class="lineno"> 896</span> <span class="keywordflow">if</span> (lb == -<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00897" name="l00897"></a><span class="lineno"> 897</span> AppendMpsLineHeader(<span class="stringliteral">"MI"</span>, <span class="stringliteral">"BOUND"</span>, &bounds_section);</div>
|
|
<div class="line"><a id="l00898" name="l00898"></a><span class="lineno"> 898</span> absl::StrAppendFormat(&bounds_section, <span class="stringliteral">" %s\n"</span>, var_name);</div>
|
|
<div class="line"><a id="l00899" name="l00899"></a><span class="lineno"> 899</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lb != 0.0) {</div>
|
|
<div class="line"><a id="l00900" name="l00900"></a><span class="lineno"> 900</span> AppendMpsBound(<span class="stringliteral">"LO"</span>, var_name, lb, &bounds_section);</div>
|
|
<div class="line"><a id="l00901" name="l00901"></a><span class="lineno"> 901</span> }</div>
|
|
<div class="line"><a id="l00902" name="l00902"></a><span class="lineno"> 902</span> <span class="keywordflow">if</span> (lb == 0.0 && ub == +<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00903" name="l00903"></a><span class="lineno"> 903</span> AppendMpsLineHeader(<span class="stringliteral">"PL"</span>, <span class="stringliteral">"BOUND"</span>, &bounds_section);</div>
|
|
<div class="line"><a id="l00904" name="l00904"></a><span class="lineno"> 904</span> absl::StrAppendFormat(&bounds_section, <span class="stringliteral">" %s\n"</span>, var_name);</div>
|
|
<div class="line"><a id="l00905" name="l00905"></a><span class="lineno"> 905</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ub != +<a class="code hl_variable" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div>
|
|
<div class="line"><a id="l00906" name="l00906"></a><span class="lineno"> 906</span> AppendMpsBound(<span class="stringliteral">"UP"</span>, var_name, ub, &bounds_section);</div>
|
|
<div class="line"><a id="l00907" name="l00907"></a><span class="lineno"> 907</span> }</div>
|
|
<div class="line"><a id="l00908" name="l00908"></a><span class="lineno"> 908</span> }</div>
|
|
<div class="line"><a id="l00909" name="l00909"></a><span class="lineno"> 909</span> }</div>
|
|
<div class="line"><a id="l00910" name="l00910"></a><span class="lineno"> 910</span> }</div>
|
|
<div class="line"><a id="l00911" name="l00911"></a><span class="lineno"> 911</span> <span class="keywordflow">if</span> (!bounds_section.empty()) {</div>
|
|
<div class="line"><a id="l00912" name="l00912"></a><span class="lineno"> 912</span> absl::StrAppend(output, <span class="stringliteral">"BOUNDS\n"</span>, bounds_section);</div>
|
|
<div class="line"><a id="l00913" name="l00913"></a><span class="lineno"> 913</span> }</div>
|
|
<div class="line"><a id="l00914" name="l00914"></a><span class="lineno"> 914</span> </div>
|
|
<div class="line"><a id="l00915" name="l00915"></a><span class="lineno"> 915</span> absl::StrAppend(output, <span class="stringliteral">"ENDATA\n"</span>);</div>
|
|
<div class="line"><a id="l00916" name="l00916"></a><span class="lineno"> 916</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a id="l00917" name="l00917"></a><span class="lineno"> 917</span>}</div>
|
|
<div class="line"><a id="l00918" name="l00918"></a><span class="lineno"> 918</span> </div>
|
|
<div class="line"><a id="l00919" name="l00919"></a><span class="lineno"> 919</span>} <span class="comment">// namespace</span></div>
|
|
<div class="line"><a id="l00920" name="l00920"></a><span class="lineno"> 920</span>} <span class="comment">// namespace operations_research</span></div>
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|
<div class="ttc" id="aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f"><div class="ttname"><a href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">max</a></div><div class="ttdeci">int64_t max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00140">alldiff_cst.cc:140</a></div></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_ad10edae0a852d72fb76afb1c77735045"><div class="ttname"><a href="alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045">min</a></div><div class="ttdeci">int64_t min</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00139">alldiff_cst.cc:139</a></div></div>
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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_a09f7d88282cf92c9f231270ac113e5c6"><div class="ttname"><a href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a></div><div class="ttdeci">#define LOG_IF(severity, condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00476">base/logging.h:476</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae"><div class="ttname"><a href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a></div><div class="ttdeci">#define LOG(severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00417">base/logging.h:417</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_general_constraint_proto_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_general_constraint_proto.html">operations_research::MPGeneralConstraintProto</a></div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00767">linear_solver.pb.h:768</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_model_proto_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_model_proto.html">operations_research::MPModelProto</a></div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l02800">linear_solver.pb.h:2801</a></div></div>
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<div class="ttc" id="acommandlineflags_8h_html"><div class="ttname"><a href="commandlineflags_8h.html">commandlineflags.h</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_aed003f5eb5197bc586b7ef2c36a63da2"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a></div><div class="ttdeci">CpModelProto proto</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00119">cp_model_fz_solver.cc:119</a></div></div>
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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="afp__utils_8h_html"><div class="ttname"><a href="fp__utils_8h.html">fp_utils.h</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf"><div class="ttname"><a href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a></div><div class="ttdeci">GRBmodel * model</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00274">gurobi_interface.cc:274</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html"><div class="ttname"><a href="integral__types_8h.html">integral_types.h</a></div></div>
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<div class="ttc" id="alinear__solver_8pb_8h_html"><div class="ttname"><a href="linear__solver_8pb_8h.html">linear_solver.pb.h</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_a50e5762f38854b37ee3e2851bc1bb0e7"><div class="ttname"><a href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a></div><div class="ttdeci">const int WARNING</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00031">log_severity.h:31</a></div></div>
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<div class="ttc" id="amacros_8h_html_af8df3547bfde53a5acb93e2607b0034a"><div class="ttname"><a href="macros_8h.html#af8df3547bfde53a5acb93e2607b0034a">DISALLOW_COPY_AND_ASSIGN</a></div><div class="ttdeci">#define DISALLOW_COPY_AND_ASSIGN(TypeName)</div><div class="ttdef"><b>Definition:</b> <a href="macros_8h_source.html#l00029">macros.h:29</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="amodel__exporter_8cc_html_a0198cf82f6ffb8734509542f49c8c587"><div class="ttname"><a href="model__exporter_8cc.html#a0198cf82f6ffb8734509542f49c8c587">ABSL_FLAG</a></div><div class="ttdeci">ABSL_FLAG(bool, lp_log_invalid_name, false, "DEPRECATED.")</div></div>
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<div class="ttc" id="amodel__exporter_8h_html"><div class="ttname"><a href="model__exporter_8h.html">model_exporter.h</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_af9a790b7e8c5b0c6d55b336177378e78"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">operations_research::glop::kInfinity</a></div><div class="ttdeci">const double kInfinity</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00084">lp_types.h:84</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_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="anamespaceoperations__research_html_a8511ded0dd137bb52026b223ba0669b3"><div class="ttname"><a href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">operations_research::ExportModelAsMpsFormat</a></div><div class="ttdeci">absl::StatusOr< std::string > ExportModelAsMpsFormat(const MPModelProto &model, const MPModelExportOptions &options)</div><div class="ttdoc">Outputs the current model (variables, constraints, objective) as a string encoded in MPS file format,...</div><div class="ttdef"><b>Definition:</b> <a href="model__exporter_8cc_source.html#l00230">model_exporter.cc:230</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_acc00ba1bc76286e8c84346133d407bd7"><div class="ttname"><a href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">operations_research::ExportModelAsLpFormat</a></div><div class="ttdeci">absl::StatusOr< std::string > ExportModelAsLpFormat(const MPModelProto &model, const MPModelExportOptions &options)</div><div class="ttdoc">Outputs the current model (variables, constraints, objective) as a string encoded in the so-called "C...</div><div class="ttdef"><b>Definition:</b> <a href="model__exporter_8cc_source.html#l00213">model_exporter.cc:213</a></div></div>
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<div class="ttc" id="arouting__filters_8cc_html_a8e4ee19dee0e00541dbe9bbc83d806ba"><div class="ttname"><a href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a></div><div class="ttdeci">int64_t coefficient</div><div class="ttdef"><b>Definition:</b> <a href="routing__filters_8cc_source.html#l00970">routing_filters.cc:970</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_m_p_model_export_options_html"><div class="ttname"><a href="structoperations__research_1_1_m_p_model_export_options.html">operations_research::MPModelExportOptions</a></div><div class="ttdoc">Export options.</div><div class="ttdef"><b>Definition:</b> <a href="model__exporter_8h_source.html#l00029">model_exporter.h:29</a></div></div>
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