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137 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 name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2010-2021 Google LLC</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="model__exporter_8h.html">ortools/linear_solver/model_exporter.h</a>"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <algorithm></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <cmath></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <limits></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "absl/container/flat_hash_set.h"</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "absl/status/status.h"</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "absl/status/statusor.h"</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "absl/strings/ascii.h"</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "absl/strings/match.h"</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "absl/strings/str_cat.h"</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "absl/strings/str_format.h"</span></div><div class="line"><a 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><div class="line"><a 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><div class="line"><a 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><div class="line"><a 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><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <a class="code" 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><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">namespace </span>{</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> constexpr <span class="keywordtype">double</span> <a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> = std::numeric_limits<double>::infinity();</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">class </span>LineBreaker {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">explicit</span> LineBreaker(<span class="keywordtype">int</span> max_line_size)</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  : max_line_size_(max_line_size), line_size_(0), output_() {}</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="comment">// Lines are broken in such a way that:</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment">// - Strings that are given to Append() are never split.</span></div><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="comment">// case it will be put alone on a single unsplit line).</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">void</span> Append(<span class="keyword">const</span> std::string& s);</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a 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><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// carriage return.</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">bool</span> WillFit(<span class="keyword">const</span> std::string& s) {</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">return</span> line_size_ + s.size() < max_line_size_;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  }</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">// "Consumes" size characters on the line. Used when starting the constraint</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="comment">// lines.</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">void</span> Consume(<span class="keywordtype">int</span> size) { line_size_ += size; }</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  std::string GetOutput()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> output_; }</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">int</span> max_line_size_;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordtype">int</span> line_size_;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  std::string output_;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> };</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="keywordtype">void</span> LineBreaker::Append(<span class="keyword">const</span> std::string& s) {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  line_size_ += s.size();</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (line_size_ > max_line_size_) {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  line_size_ = s.size();</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  absl::StrAppend(&output_, <span class="stringliteral">"\n "</span>);</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  absl::StrAppend(&output_, s);</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">class </span>MPModelProtoExporter {</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">explicit</span> MPModelProtoExporter(<span class="keyword">const</span> MPModelProto& <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">ExportModelAsLpFormat</a>(<span class="keyword">const</span> MPModelExportOptions& options,</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  std::string* output);</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">ExportModelAsMpsFormat</a>(<span class="keyword">const</span> MPModelExportOptions& options,</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  std::string* output);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// Computes the number of continuous, integer and binary variables.</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// Called by ExportModelAsLpFormat() and ExportModelAsMpsFormat().</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">void</span> Setup();</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// Computes smart column widths for free MPS format.</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordtype">void</span> ComputeMpsSmartColumnWidths(<span class="keywordtype">bool</span> obfuscated);</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a 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><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">//</span></div><div class="line"><a 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><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// returns a vector of 'prefix' + proto index (1-based).</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">//</span></div><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// the beginning of name.</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// - all the other forbidden characters are replaced by '_'.</span></div><div class="line"><a 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><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// result.</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="comment">//</span></div><div class="line"><a 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><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// name is used.</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">//</span></div><div class="line"><a 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><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">template</span> <<span class="keyword">class</span> ListOfProtosWithNameFields></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  std::vector<std::string> ExtractAndProcessNames(</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">const</span> ListOfProtosWithNameFields& <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, <span class="keyword">const</span> std::string& prefix,</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordtype">bool</span> obfuscate, <span class="keywordtype">bool</span> log_invalid_names,</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">const</span> std::string& forbidden_first_chars,</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">const</span> std::string& forbidden_chars);</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// Appends a general "Comment" section with useful metadata about the model</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// to "output".</span></div><div class="line"><a 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><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">// model, as unused variables are not shown by default. Similarly, there</span></div><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">// term >= lhs and term <= rhs.</span></div><div class="line"><a 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><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// Appends an MPConstraintProto to the output text. If the constraint has</span></div><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// hand side (_rhs).</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">bool</span> AppendConstraint(<span class="keyword">const</span> MPConstraintProto& ct_proto,</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, LineBreaker& line_breaker,</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  std::vector<bool>& show_variable, std::string* output);</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a 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><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// error (for example, var_index is out of range).</span></div><div class="line"><a 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" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>,</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  std::string* output) <span class="keyword">const</span>;</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div><div class="line"><a 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><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// standard.</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordtype">void</span> AppendMpsPair(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  std::string* output) <span class="keyword">const</span>;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// Appends the head of a line, consisting of an id and a name to output.</span></div><div class="line"><a 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" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  std::string* output) <span class="keyword">const</span>;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a 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><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">// string pointed to by output.</span></div><div class="line"><a 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><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  std::string* output) <span class="keyword">const</span>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a 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><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// format is also taken care of.</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">void</span> AppendMpsTermWithContext(<span class="keyword">const</span> std::string& head_name,</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  std::string* output);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="line"><a 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><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">// Used by and in complement to AppendMpsTermWithContext.</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordtype">void</span> AppendNewLineIfTwoColumns(std::string* output);</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="comment">// When 'integrality' is true, appends columns corresponding to integer</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">// variables. Appends the columns for non-integer variables otherwise.</span></div><div class="line"><a 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><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">void</span> AppendMpsColumns(</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordtype">bool</span> integrality,</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keyword">const</span> std::vector<std::vector<std::pair<int, double>>>& transpose,</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  std::string* output);</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div><div class="line"><a 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><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">// are already present on the MPS line.</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// Used by and in complement to AppendMpsTermWithContext.</span></div><div class="line"><a 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" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>, std::string* output) <span class="keyword">const</span>;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">const</span> MPModelProto& proto_;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="comment">// Vector of variable names as they will be exported.</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  std::vector<std::string> exported_variable_names_;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// Vector of constraint names as they will be exported.</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  std::vector<std::string> exported_constraint_names_;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// Vector of general constraint names as they will be exported.</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  std::vector<std::string> exported_general_constraint_names_;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">// Number of integer variables in proto_.</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">int</span> num_integer_variables_;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// Number of binary variables in proto_.</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordtype">int</span> num_binary_variables_;</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// Number of continuous variables in proto_.</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordtype">int</span> num_continuous_variables_;</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// Current MPS file column number.</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">int</span> current_mps_column_;</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// Format for MPS file lines.</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  std::unique_ptr<absl::ParsedFormat<'s', 's'>> mps_header_format_;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  std::unique_ptr<absl::ParsedFormat<'s', 's'>> mps_format_;</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="macros_8h.html#af8df3547bfde53a5acb93e2607b0034a">DISALLOW_COPY_AND_ASSIGN</a>(MPModelProtoExporter);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> };</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div><div class="line"><a name="l00213"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7"> 213</a></span> absl::StatusOr<std::string> <a class="code" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">ExportModelAsLpFormat</a>(</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_model_proto.html">MPModelProto</a>& <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>, <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>& options) {</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_general_constraint_proto.html">MPGeneralConstraintProto</a>& general_constraint :</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.general_constraint()) {</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">if</span> (!general_constraint.has_indicator_constraint()) {</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="stringliteral">"Non-indicator general constraints are not supported."</span>);</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  }</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  MPModelProtoExporter exporter(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  std::string output;</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">if</span> (!exporter.ExportModelAsLpFormat(options, &output)) {</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(<span class="stringliteral">"Unable to export model."</span>);</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  }</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">return</span> output;</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> }</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div><div class="line"><a name="l00230"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3"> 230</a></span> absl::StatusOr<std::string> <a class="code" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">ExportModelAsMpsFormat</a>(</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_model_proto.html">MPModelProto</a>& <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>, <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>& options) {</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">if</span> (<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.general_constraint_size() > 0) {</div><div class="line"><a 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><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  }</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  MPModelProtoExporter exporter(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  std::string output;</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">if</span> (!exporter.ExportModelAsMpsFormat(options, &output)) {</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(<span class="stringliteral">"Unable to export model."</span>);</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">return</span> output;</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> }</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="keyword">namespace </span>{</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> MPModelProtoExporter::MPModelProtoExporter(<span class="keyword">const</span> MPModelProto& <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>)</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  : proto_(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>),</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  num_integer_variables_(0),</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  num_binary_variables_(0),</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  num_continuous_variables_(0),</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  current_mps_column_(0) {}</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="keyword">namespace </span>{</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="keyword">class </span>NameManager {</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  NameManager() : names_set_(), last_n_(1) {}</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  std::string MakeUniqueName(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>);</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  absl::flat_hash_set<std::string> names_set_;</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordtype">int</span> last_n_;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> };</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> std::string NameManager::MakeUniqueName(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  std::string result = <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// Find the 'n' so that "name_n" does not already exist.</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordtype">int</span> n = last_n_;</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">while</span> (!names_set_.insert(result).second) {</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  result = absl::StrCat(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="stringliteral">"_"</span>, n);</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  ++n;</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div><div class="line"><a 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><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="comment">// all the names are the same initially.</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  last_n_ = n;</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> }</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div><div class="line"><a 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><div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="comment">// character (\0).</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span> std::string MakeExportableName(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">const</span> std::string& forbidden_first_chars,</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keyword">const</span> std::string& forbidden_chars,</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordtype">bool</span>* found_forbidden_char) {</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="comment">// Prepend with "_" all the names starting with a forbidden character.</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  *found_forbidden_char =</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>.empty() || absl::StrContains(forbidden_first_chars, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>[0]);</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  std::string exportable_name =</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  *found_forbidden_char ? absl::StrCat(<span class="stringliteral">"_"</span>, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) : <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> </div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="comment">// Replace all the other forbidden characters with "_".</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">for</span> (<span class="keywordtype">char</span>& c : exportable_name) {</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">if</span> (absl::StrContains(forbidden_chars, c)) {</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  c = <span class="charliteral">'_'</span>;</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  *found_forbidden_char = <span class="keyword">true</span>;</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  }</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  }</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">return</span> exportable_name;</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> }</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="keyword">template</span> <<span class="keyword">class</span> ListOfProtosWithNameFields></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span> std::vector<std::string> MPModelProtoExporter::ExtractAndProcessNames(</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keyword">const</span> ListOfProtosWithNameFields& <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, <span class="keyword">const</span> std::string& prefix,</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordtype">bool</span> obfuscate, <span class="keywordtype">bool</span> log_invalid_names,</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keyword">const</span> std::string& forbidden_first_chars,</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">const</span> std::string& forbidden_chars) {</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> num_items = <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.size();</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  std::vector<std::string> result(num_items);</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  NameManager namer;</div><div class="line"><a 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><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordtype">int</span> i = 0;</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& item : <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>) {</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keyword">const</span> std::string obfuscated_name =</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  absl::StrFormat(<span class="stringliteral">"%s%0*d"</span>, prefix, num_digits, i);</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">if</span> (obfuscate || !item.has_name()) {</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  result[i] = namer.MakeUniqueName(obfuscated_name);</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_invalid_names && !item.has_name())</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  << <span class="stringliteral">"Empty name detected, created new name: "</span> << result[i];</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordtype">bool</span> found_forbidden_char = <span class="keyword">false</span>;</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keyword">const</span> std::string exportable_name =</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  MakeExportableName(item.name(), forbidden_first_chars,</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  forbidden_chars, &found_forbidden_char);</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  result[i] = namer.MakeUniqueName(exportable_name);</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_invalid_names && found_forbidden_char)</div><div class="line"><a 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><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  << result[i];</div><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="comment">// their obfuscated names would fit within 20 characters.</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> kMaxNameLength = 255;</div><div class="line"><a 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><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// constraints with both right-hand side and left-hand side.</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> kMargin = 4;</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">if</span> (result[i].size() > kMaxNameLength - kMargin) {</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keyword">const</span> std::string old_name = std::move(result[i]);</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  result[i] = namer.MakeUniqueName(obfuscated_name);</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_invalid_names) << <span class="stringliteral">"Name is too long: "</span> << old_name</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  << <span class="stringliteral">" exported as: "</span> << result[i];</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  }</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="comment">// Prepare for the next round.</span></div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  ++i;</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span> }</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> </div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="keywordtype">void</span> MPModelProtoExporter::AppendComments(<span class="keyword">const</span> std::string& separator,</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  std::string* output)<span class="keyword"> const </span>{</div><div class="line"><a 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><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  absl::StrAppendFormat(output, <span class="stringliteral">"%s Generated by MPModelProtoExporter\n"</span>, sep);</div><div class="line"><a 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><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  proto_.has_name() ? proto_.name().c_str() : <span class="stringliteral">"NoName"</span>);</div><div class="line"><a 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><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  absl::StrAppendFormat(</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  output, <span class="stringliteral">"%s %-16s : %d\n"</span>, sep, <span class="stringliteral">"Constraints"</span>,</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  proto_.constraint_size() + proto_.general_constraint_size());</div><div class="line"><a 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><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  proto_.variable_size());</div><div class="line"><a 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><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  num_binary_variables_);</div><div class="line"><a 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><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  num_integer_variables_);</div><div class="line"><a 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><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  num_continuous_variables_);</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> }</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="keyword">namespace </span>{</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> std::string DoubleToStringWithForcedSign(<span class="keywordtype">double</span> d) {</div><div class="line"><a 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><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> }</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div><div class="line"><a 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><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> </div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="keywordtype">bool</span> MPModelProtoExporter::AppendConstraint(<span class="keyword">const</span> MPConstraintProto& ct_proto,</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  LineBreaker& line_breaker,</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  std::vector<bool>& show_variable,</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  std::string* output) {</div><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> coeff = ct_proto.coefficient(i);</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  std::string term;</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">if</span> (!WriteLpTerm(var_index, coeff, &term)) {</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  }</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  line_breaker.Append(term);</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  show_variable[var_index] = coeff != 0.0 || show_variable[var_index];</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  }</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span> </div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> lb = ct_proto.lower_bound();</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> ub = ct_proto.upper_bound();</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">if</span> (lb == ub) {</div><div class="line"><a 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><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  absl::StrAppend(output, <span class="stringliteral">" "</span>, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="stringliteral">": "</span>, line_breaker.GetOutput());</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordflow">if</span> (ub != +<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  std::string rhs_name = <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">if</span> (lb != -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  absl::StrAppend(&rhs_name, <span class="stringliteral">"_rhs"</span>);</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  }</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  absl::StrAppend(output, <span class="stringliteral">" "</span>, rhs_name, <span class="stringliteral">": "</span>, line_breaker.GetOutput());</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keyword">const</span> std::string relation =</div><div class="line"><a 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 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 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 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 name="l00410"></a><span class="lineno"> 410</span>  absl::StrAppend(output, relation);</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  }</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">if</span> (lb != -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  std::string lhs_name = <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>;</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">if</span> (ub != +<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  absl::StrAppend(&lhs_name, <span class="stringliteral">"_lhs"</span>);</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  }</div><div class="line"><a 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 name="l00418"></a><span class="lineno"> 418</span>  <span class="keyword">const</span> std::string relation =</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  absl::StrCat(<span class="stringliteral">" >= "</span>, DoubleToString(lb), <span class="stringliteral">"\n"</span>);</div><div class="line"><a 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 name="l00421"></a><span class="lineno"> 421</span>  absl::StrAppend(output, relation);</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  }</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  }</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> }</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div><div class="line"><a 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" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>,</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  std::string* output)<span class="keyword"> const </span>{</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  output->clear();</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">if</span> (var_index < 0 || var_index >= proto_.variable_size()) {</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <a class="code" 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 name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  }</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">if</span> (<a class="code" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a> != 0.0) {</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  *output = absl::StrCat(DoubleToStringWithForcedSign(<a class="code" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>), <span class="stringliteral">" "</span>,</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  exported_variable_names_[var_index], <span class="stringliteral">" "</span>);</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  }</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> }</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> </div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="keyword">namespace </span>{</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="keywordtype">bool</span> IsBoolean(<span class="keyword">const</span> MPVariableProto& <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) {</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordflow">return</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.is_integer() && ceil(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lower_bound()) == 0.0 &&</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  floor(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.upper_bound()) == 1.0;</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> }</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> </div><div class="line"><a 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 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 name="l00450"></a><span class="lineno"> 450</span> }</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> </div><div class="line"><a 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 name="l00453"></a><span class="lineno"> 453</span>  UpdateMaxSize(DoubleToString(new_number), size);</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> }</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span> </div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="keywordtype">void</span> MPModelProtoExporter::Setup() {</div><div class="line"><a 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 name="l00459"></a><span class="lineno"> 459</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"The \"lp_log_invalid_name\" flag is deprecated. Use "</span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="stringliteral">"MPModelProtoExportOptions instead."</span>;</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  }</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  num_binary_variables_ = 0;</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  num_integer_variables_ = 0;</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> MPVariableProto& <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : proto_.variable()) {</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.is_integer()) {</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordflow">if</span> (IsBoolean(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)) {</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  ++num_binary_variables_;</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  ++num_integer_variables_;</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  }</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  }</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  }</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  num_continuous_variables_ =</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  proto_.variable_size() - num_binary_variables_ - num_integer_variables_;</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> }</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="keywordtype">void</span> MPModelProtoExporter::ComputeMpsSmartColumnWidths(<span class="keywordtype">bool</span> obfuscated) {</div><div class="line"><a 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><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="comment">// difficult to read).</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordtype">int</span> string_field_size = 6;</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordtype">int</span> number_field_size = 6;</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> </div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> MPVariableProto& <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : proto_.variable()) {</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  UpdateMaxSize(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.name(), &string_field_size);</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  UpdateMaxSize(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.objective_coefficient(), &number_field_size);</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  UpdateMaxSize(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lower_bound(), &number_field_size);</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  UpdateMaxSize(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.upper_bound(), &number_field_size);</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  }</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> </div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> MPConstraintProto& cst : proto_.constraint()) {</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  UpdateMaxSize(cst.name(), &string_field_size);</div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  UpdateMaxSize(cst.lower_bound(), &number_field_size);</div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  UpdateMaxSize(cst.upper_bound(), &number_field_size);</div><div class="line"><a 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><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  UpdateMaxSize(coeff, &number_field_size);</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  }</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  }</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> </div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="comment">// Maximum values for aesthetics. These are also the values used by other</span></div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="comment">// solvers.</span></div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  string_field_size = <a class="code" href="alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045">std::min</a>(string_field_size, 255);</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  number_field_size = <a class="code" href="alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045">std::min</a>(number_field_size, 255);</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span> </div><div class="line"><a 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><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="comment">// compute here.</span></div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordflow">if</span> (obfuscated) {</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keywordtype">int</span> max_digits =</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  absl::StrCat(</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(proto_.variable_size(), proto_.constraint_size()) - 1)</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  .size();</div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  string_field_size = <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(6, max_digits + 1);</div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  }</div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span> </div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  mps_header_format_ = absl::ParsedFormat<'s', 's'>::New(</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  absl::StrCat(<span class="stringliteral">" %-2s %-"</span>, string_field_size, <span class="stringliteral">"s"</span>));</div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  mps_format_ = absl::ParsedFormat<'s', 's'>::New(</div><div class="line"><a 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><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> }</div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span> </div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">MPModelProtoExporter::ExportModelAsLpFormat</a>(</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keyword">const</span> MPModelExportOptions& options, std::string* output) {</div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  output->clear();</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  Setup();</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keyword">const</span> std::string kForbiddenFirstChars = <span class="stringliteral">"$.0123456789"</span>;</div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keyword">const</span> std::string kForbiddenChars = <span class="stringliteral">" +-*/<>=:\\"</span>;</div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  exported_constraint_names_ = ExtractAndProcessNames(</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  proto_.constraint(), <span class="stringliteral">"C"</span>, options.obfuscate, options.log_invalid_names,</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  kForbiddenFirstChars, kForbiddenChars);</div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  exported_general_constraint_names_ = ExtractAndProcessNames(</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  proto_.general_constraint(), <span class="stringliteral">"C"</span>, options.obfuscate,</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  options.log_invalid_names, kForbiddenFirstChars, kForbiddenChars);</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  exported_variable_names_ = ExtractAndProcessNames(</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  proto_.variable(), <span class="stringliteral">"V"</span>, options.obfuscate, options.log_invalid_names,</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  kForbiddenFirstChars, kForbiddenChars);</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span> </div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="comment">// Comments section.</span></div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  AppendComments(<span class="stringliteral">"\\"</span>, output);</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordflow">if</span> (options.show_unused_variables) {</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  absl::StrAppendFormat(output, <span class="stringliteral">"\\ Unused variables are shown\n"</span>);</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  }</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span> </div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="comment">// Objective</span></div><div class="line"><a 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><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  LineBreaker obj_line_breaker(options.max_line_length);</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  obj_line_breaker.Append(<span class="stringliteral">" Obj: "</span>);</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="keywordflow">if</span> (proto_.objective_offset() != 0.0) {</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  obj_line_breaker.Append(absl::StrCat(</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  DoubleToStringWithForcedSign(proto_.objective_offset()), <span class="stringliteral">" Constant "</span>));</div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  }</div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  std::vector<bool> show_variable(proto_.variable_size(),</div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  options.show_unused_variables);</div><div class="line"><a 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><div class="line"><a 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><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  std::string term;</div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">if</span> (!WriteLpTerm(var_index, coeff, &term)) {</div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  }</div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  obj_line_breaker.Append(term);</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  show_variable[var_index] = coeff != 0.0 || show_variable[var_index];</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  }</div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="comment">// Linear Constraints</span></div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  absl::StrAppend(output, obj_line_breaker.GetOutput(), <span class="stringliteral">"\nSubject to\n"</span>);</div><div class="line"><a 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><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keyword">const</span> MPConstraintProto& ct_proto = proto_.constraint(cst_index);</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = exported_constraint_names_[cst_index];</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  LineBreaker line_breaker(options.max_line_length);</div><div class="line"><a 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><div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="comment">// Account for the size of the constraint name + possibly "_rhs" +</span></div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="comment">// the formatting characters here.</span></div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  line_breaker.Consume(kNumFormattingChars + <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>.size());</div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="keywordflow">if</span> (!AppendConstraint(ct_proto, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, line_breaker, show_variable,</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  output)) {</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  }</div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  }</div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span> </div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="comment">// General Constraints</span></div><div class="line"><a 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 name="l00579"></a><span class="lineno"> 579</span>  ++cst_index) {</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keyword">const</span> MPGeneralConstraintProto& ct_proto =</div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  proto_.general_constraint(cst_index);</div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = exported_general_constraint_names_[cst_index];</div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  LineBreaker line_breaker(options.max_line_length);</div><div class="line"><a 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 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 name="l00586"></a><span class="lineno"> 586</span>  <span class="comment">// the formatting characters here.</span></div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  line_breaker.Consume(kNumFormattingChars + <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>.size());</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span> </div><div class="line"><a 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><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keyword">const</span> MPIndicatorConstraint& indicator_ct = ct_proto.indicator_constraint();</div><div class="line"><a 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 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 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 name="l00594"></a><span class="lineno"> 594</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  }</div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  line_breaker.Append(absl::StrFormat(</div><div class="line"><a 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 name="l00598"></a><span class="lineno"> 598</span>  binary_var_value));</div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keywordflow">if</span> (!AppendConstraint(indicator_ct.constraint(), <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, line_breaker,</div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  show_variable, output)) {</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  }</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  }</div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span> </div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="comment">// Bounds</span></div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  absl::StrAppend(output, <span class="stringliteral">"Bounds\n"</span>);</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">if</span> (proto_.objective_offset() != 0.0) {</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  absl::StrAppend(output, <span class="stringliteral">" 1 <= Constant <= 1\n"</span>);</div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  }</div><div class="line"><a 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 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 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 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 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 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 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 name="l00617"></a><span class="lineno"> 617</span>  exported_variable_names_[var_index], ub);</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  absl::StrAppend(output, <span class="stringliteral">" "</span>);</div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keywordflow">if</span> (lb == -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> && ub == <a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a 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 name="l00622"></a><span class="lineno"> 622</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <span class="keywordflow">if</span> (lb != -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  absl::StrAppend(output, DoubleToString(lb), <span class="stringliteral">" <= "</span>);</div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  }</div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  absl::StrAppend(output, exported_variable_names_[var_index]);</div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="keywordflow">if</span> (ub != <a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  absl::StrAppend(output, <span class="stringliteral">" <= "</span>, DoubleToString(ub));</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  }</div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  }</div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  absl::StrAppend(output, <span class="stringliteral">"\n"</span>);</div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  }</div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  }</div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span> </div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="comment">// Binaries</span></div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keywordflow">if</span> (num_binary_variables_ > 0) {</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  absl::StrAppend(output, <span class="stringliteral">"Binaries\n"</span>);</div><div class="line"><a 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 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 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 name="l00641"></a><span class="lineno"> 641</span>  <span class="keywordflow">if</span> (IsBoolean(var_proto)) {</div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  absl::StrAppendFormat(output, <span class="stringliteral">" %s\n"</span>,</div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  exported_variable_names_[var_index]);</div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  }</div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  }</div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  }</div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> </div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="comment">// Generals</span></div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">if</span> (num_integer_variables_ > 0) {</div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  absl::StrAppend(output, <span class="stringliteral">"Generals\n"</span>);</div><div class="line"><a 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 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 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 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 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 name="l00656"></a><span class="lineno"> 656</span>  }</div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  }</div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  }</div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  absl::StrAppend(output, <span class="stringliteral">"End\n"</span>);</div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span> }</div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span> </div><div class="line"><a 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" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  std::string* output)<span class="keyword"> const </span>{</div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  absl::StrAppendFormat(output, *mps_format_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, DoubleToString(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span> }</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div><div class="line"><a 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 name="l00669"></a><span class="lineno"> 669</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  std::string* output)<span class="keyword"> const </span>{</div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  absl::StrAppendFormat(output, *mps_header_format_, <span class="keywordtype">id</span>, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>);</div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span> }</div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span> </div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span> <span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsLineHeaderWithNewLine(</div><div class="line"><a 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" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, std::string* output)<span class="keyword"> const </span>{</div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  AppendMpsLineHeader(<span class="keywordtype">id</span>, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, output);</div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  absl::StripTrailingAsciiWhitespace(output);</div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  absl::StrAppend(output, <span class="stringliteral">"\n"</span>);</div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span> }</div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span> </div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span> <span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsTermWithContext(</div><div class="line"><a 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" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  std::string* output) {</div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  <span class="keywordflow">if</span> (current_mps_column_ == 0) {</div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  AppendMpsLineHeader(<span class="stringliteral">""</span>, head_name, output);</div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  }</div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  AppendMpsPair(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>, output);</div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  AppendNewLineIfTwoColumns(output);</div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span> }</div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span> </div><div class="line"><a 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 name="l00692"></a><span class="lineno"> 692</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>,</div><div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  std::string* output)<span class="keyword"> const </span>{</div><div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  AppendMpsLineHeader(bound_type, <span class="stringliteral">"BOUND"</span>, output);</div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  AppendMpsPair(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>, output);</div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  absl::StripTrailingAsciiWhitespace(output);</div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  absl::StrAppend(output, <span class="stringliteral">"\n"</span>);</div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span> }</div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span> </div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span> <span class="keywordtype">void</span> MPModelProtoExporter::AppendNewLineIfTwoColumns(std::string* output) {</div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  ++current_mps_column_;</div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keywordflow">if</span> (current_mps_column_ == 2) {</div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  absl::StripTrailingAsciiWhitespace(output);</div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  absl::StrAppend(output, <span class="stringliteral">"\n"</span>);</div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  current_mps_column_ = 0;</div><div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  }</div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span> }</div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span> </div><div class="line"><a name="l00709"></a><span class="lineno"> 709</span> <span class="keywordtype">void</span> MPModelProtoExporter::AppendMpsColumns(</div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keywordtype">bool</span> integrality,</div><div class="line"><a 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 name="l00712"></a><span class="lineno"> 712</span>  std::string* output) {</div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  current_mps_column_ = 0;</div><div class="line"><a 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 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 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 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 name="l00718"></a><span class="lineno"> 718</span>  current_mps_column_ = 0;</div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <span class="keywordflow">if</span> (var_proto.objective_coefficient() != 0.0) {</div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  AppendMpsTermWithContext(var_name, <span class="stringliteral">"COST"</span>,</div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  var_proto.objective_coefficient(), output);</div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  }</div><div class="line"><a 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 name="l00724"></a><span class="lineno"> 724</span>  transpose[var_index]) {</div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <span class="keyword">const</span> std::string& cst_name =</div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  exported_constraint_names_[cst_index_and_coeff.first];</div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  AppendMpsTermWithContext(var_name, cst_name, cst_index_and_coeff.second,</div><div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  output);</div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  }</div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  AppendNewLineIfTwoColumns(output);</div><div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  }</div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span> }</div><div class="line"><a name="l00733"></a><span class="lineno"> 733</span> </div><div class="line"><a name="l00734"></a><span class="lineno"> 734</span> <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">MPModelProtoExporter::ExportModelAsMpsFormat</a>(</div><div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  <span class="keyword">const</span> MPModelExportOptions& options, std::string* output) {</div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  output->clear();</div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  Setup();</div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  ComputeMpsSmartColumnWidths(options.obfuscate);</div><div class="line"><a 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 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 name="l00741"></a><span class="lineno"> 741</span>  exported_constraint_names_ = ExtractAndProcessNames(</div><div class="line"><a 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 name="l00743"></a><span class="lineno"> 743</span>  kForbiddenFirstChars, kForbiddenChars);</div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  exported_variable_names_ = ExtractAndProcessNames(</div><div class="line"><a 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 name="l00746"></a><span class="lineno"> 746</span>  kForbiddenFirstChars, kForbiddenChars);</div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span> </div><div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <span class="comment">// Comments.</span></div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  AppendComments(<span class="stringliteral">"*"</span>, output);</div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span> </div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="comment">// NAME section.</span></div><div class="line"><a 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 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 name="l00754"></a><span class="lineno"> 754</span> </div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keywordflow">if</span> (proto_.maximize()) {</div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  absl::StrAppendFormat(output, <span class="stringliteral">"OBJSENSE\n MAX\n"</span>);</div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  }</div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span> </div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="comment">// ROWS section.</span></div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  current_mps_column_ = 0;</div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  std::string rows_section;</div><div class="line"><a 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 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 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 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 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 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 name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">if</span> (lb == -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> && ub == <a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"N"</span>, cst_name, &rows_section);</div><div class="line"><a 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 name="l00771"></a><span class="lineno"> 771</span>  AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"E"</span>, cst_name, &rows_section);</div><div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lb == -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"L"</span>, cst_name, &rows_section);</div><div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  AppendMpsLineHeaderWithNewLine(<span class="stringliteral">"G"</span>, cst_name, &rows_section);</div><div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  }</div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  }</div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <span class="keywordflow">if</span> (!rows_section.empty()) {</div><div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  absl::StrAppend(output, <span class="stringliteral">"ROWS\n"</span>, rows_section);</div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  }</div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span> </div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  <span class="comment">// As the information regarding a column needs to be contiguous, we create</span></div><div class="line"><a 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 name="l00784"></a><span class="lineno"> 784</span>  <span class="comment">// of the constraints where this variable appears.</span></div><div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  std::vector<std::vector<std::pair<int, double>>> transpose(</div><div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  proto_.variable_size());</div><div class="line"><a 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 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 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 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 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 name="l00792"></a><span class="lineno"> 792</span>  <a class="code" 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 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 name="l00794"></a><span class="lineno"> 794</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  }</div><div class="line"><a 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 name="l00797"></a><span class="lineno"> 797</span>  <span class="keywordflow">if</span> (coeff != 0.0) {</div><div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  transpose[var_index].push_back(</div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  std::pair<int, double>(cst_index, coeff));</div><div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  }</div><div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  }</div><div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  }</div><div class="line"><a name="l00803"></a><span class="lineno"> 803</span> </div><div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="comment">// COLUMNS section.</span></div><div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  std::string columns_section;</div><div class="line"><a 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 name="l00807"></a><span class="lineno"> 807</span>  <span class="keywordflow">if</span> (!columns_section.empty()) {</div><div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  constexpr <span class="keyword">const</span> <span class="keywordtype">char</span> kIntMarkerFormat[] = <span class="stringliteral">" %-10s%-36s%-8s\n"</span>;</div><div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  columns_section =</div><div class="line"><a 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 name="l00811"></a><span class="lineno"> 811</span>  columns_section;</div><div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  absl::StrAppendFormat(&columns_section, kIntMarkerFormat, <span class="stringliteral">"INTEND"</span>,</div><div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  <span class="stringliteral">"'MARKER'"</span>, <span class="stringliteral">"'INTEND'"</span>);</div><div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  }</div><div class="line"><a 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 name="l00816"></a><span class="lineno"> 816</span>  <span class="keywordflow">if</span> (!columns_section.empty()) {</div><div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  absl::StrAppend(output, <span class="stringliteral">"COLUMNS\n"</span>, columns_section);</div><div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  }</div><div class="line"><a name="l00819"></a><span class="lineno"> 819</span> </div><div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="comment">// RHS (right-hand-side) section.</span></div><div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  current_mps_column_ = 0;</div><div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  std::string rhs_section;</div><div class="line"><a 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 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 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 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 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 name="l00828"></a><span class="lineno"> 828</span>  <span class="keywordflow">if</span> (lb != -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  AppendMpsTermWithContext(<span class="stringliteral">"RHS"</span>, cst_name, lb, &rhs_section);</div><div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ub != +<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  AppendMpsTermWithContext(<span class="stringliteral">"RHS"</span>, cst_name, ub, &rhs_section);</div><div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  }</div><div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  }</div><div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  AppendNewLineIfTwoColumns(&rhs_section);</div><div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="keywordflow">if</span> (!rhs_section.empty()) {</div><div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  absl::StrAppend(output, <span class="stringliteral">"RHS\n"</span>, rhs_section);</div><div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  }</div><div class="line"><a name="l00838"></a><span class="lineno"> 838</span> </div><div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="comment">// RANGES section.</span></div><div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  current_mps_column_ = 0;</div><div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  std::string ranges_section;</div><div class="line"><a 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><div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  <span class="keyword">const</span> MPConstraintProto& ct_proto = proto_.constraint(cst_index);</div><div class="line"><a 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><div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <span class="keywordflow">if</span> (range != 0.0 && range != +<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="keyword">const</span> std::string& cst_name = exported_constraint_names_[cst_index];</div><div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  AppendMpsTermWithContext(<span class="stringliteral">"RANGE"</span>, cst_name, range, &ranges_section);</div><div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  }</div><div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  }</div><div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  AppendNewLineIfTwoColumns(&ranges_section);</div><div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  <span class="keywordflow">if</span> (!ranges_section.empty()) {</div><div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  absl::StrAppend(output, <span class="stringliteral">"RANGES\n"</span>, ranges_section);</div><div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  }</div><div class="line"><a name="l00854"></a><span class="lineno"> 854</span> </div><div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="comment">// BOUNDS section.</span></div><div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  current_mps_column_ = 0;</div><div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  std::string bounds_section;</div><div class="line"><a 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><div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  <span class="keyword">const</span> MPVariableProto& var_proto = proto_.variable(var_index);</div><div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> lb = var_proto.lower_bound();</div><div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> ub = var_proto.upper_bound();</div><div class="line"><a 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 name="l00863"></a><span class="lineno"> 863</span> </div><div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  <span class="keywordflow">if</span> (lb == -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a> && ub == +<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a 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 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 name="l00867"></a><span class="lineno"> 867</span>  <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  }</div><div class="line"><a name="l00869"></a><span class="lineno"> 869</span> </div><div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <span class="keywordflow">if</span> (var_proto.is_integer()) {</div><div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="keywordflow">if</span> (IsBoolean(var_proto)) {</div><div class="line"><a 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 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 name="l00874"></a><span class="lineno"> 874</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  <span class="keywordflow">if</span> (lb == ub) {</div><div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  AppendMpsBound(<span class="stringliteral">"FX"</span>, var_name, lb, &bounds_section);</div><div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  <span class="keywordflow">if</span> (lb == -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a 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 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 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" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a 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 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 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 name="l00885"></a><span class="lineno"> 885</span>  AppendMpsBound(<span class="stringliteral">"LI"</span>, var_name, lb, &bounds_section);</div><div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  }</div><div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <span class="keywordflow">if</span> (ub != <a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  AppendMpsBound(<span class="stringliteral">"UI"</span>, var_name, ub, &bounds_section);</div><div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  }</div><div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  }</div><div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  }</div><div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="keywordflow">if</span> (lb == ub) {</div><div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  AppendMpsBound(<span class="stringliteral">"FX"</span>, var_name, lb, &bounds_section);</div><div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <span class="keywordflow">if</span> (lb == -<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a 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 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 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 name="l00900"></a><span class="lineno"> 900</span>  AppendMpsBound(<span class="stringliteral">"LO"</span>, var_name, lb, &bounds_section);</div><div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  }</div><div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  <span class="keywordflow">if</span> (lb == 0.0 && ub == +<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a 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 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 name="l00905"></a><span class="lineno"> 905</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ub != +<a class="code" href="namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78">kInfinity</a>) {</div><div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  AppendMpsBound(<span class="stringliteral">"UP"</span>, var_name, ub, &bounds_section);</div><div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  }</div><div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  }</div><div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  }</div><div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  }</div><div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <span class="keywordflow">if</span> (!bounds_section.empty()) {</div><div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  absl::StrAppend(output, <span class="stringliteral">"BOUNDS\n"</span>, bounds_section);</div><div class="line"><a name="l00913"></a><span class="lineno"> 913</span>  }</div><div class="line"><a name="l00914"></a><span class="lineno"> 914</span> </div><div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  absl::StrAppend(output, <span class="stringliteral">"ENDATA\n"</span>);</div><div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00917"></a><span class="lineno"> 917</span> }</div><div class="line"><a name="l00918"></a><span class="lineno"> 918</span> </div><div class="line"><a name="l00919"></a><span class="lineno"> 919</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00920"></a><span class="lineno"> 920</span> } <span class="comment">// namespace operations_research</span></div><div class="ttc" id="alldiff__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="default__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="fp__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="model__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="base_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae"><div class="ttname"><a href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a></div><div class="ttdeci">#define LOG(severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00420">base/logging.h:420</a></div></div>
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<div class="ttc" id="gurobi__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="routing__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="structoperations__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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<div class="ttc" id="model__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="integral__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="alldiff__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="map__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="cp__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="log__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="namespaceoperations__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="namespaceoperations__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="base_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="base_2logging_8h_html_a09f7d88282cf92c9f231270ac113e5c6"><div class="ttname"><a href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a></div><div class="ttdeci">#define LOG_IF(severity, condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00479">base/logging.h:479</a></div></div>
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<div class="ttc" id="linear__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="namespaceoperations__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="commandlineflags_8h_html"><div class="ttname"><a href="commandlineflags_8h.html">commandlineflags.h</a></div></div>
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<div class="ttc" id="namespaceoperations__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="expr__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="classoperations__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:2800</a></div></div>
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<div class="ttc" id="classoperations__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:767</a></div></div>
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<div class="ttc" id="demon__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="macros_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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