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219 lines
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<a href="graph_2assignment_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright 2010-2021 Google LLC</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment">// limitations under the License.</span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include "<a class="code" href="assignment_8h.html">ortools/graph/assignment.h</a>"</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include "<a class="code" href="commandlineflags_8h.html">ortools/base/commandlineflags.h</a>"</span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include "<a class="code" href="ebert__graph_8h.html">ortools/graph/ebert_graph.h</a>"</span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include "<a class="code" href="linear__assignment_8h.html">ortools/graph/linear_assignment.h</a>"</span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#aab0126f3961082ab46cd5b5e1a7e377c"> 22</a></span><a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#aab0126f3961082ab46cd5b5e1a7e377c">SimpleLinearSumAssignment::SimpleLinearSumAssignment</a>() : num_nodes_(0) {}</div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a803958326b7485a7a8f1062f12c00698"> 24</a></span><a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> <a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a803958326b7485a7a8f1062f12c00698">SimpleLinearSumAssignment::AddArcWithCost</a>(<a class="code hl_typedef" href="namespaceoperations__research.html#a7ae31ba4c3b4899478e53ca13df35dfc">NodeIndex</a> left_node,</div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <a class="code hl_typedef" href="namespaceoperations__research.html#a7ae31ba4c3b4899478e53ca13df35dfc">NodeIndex</a> right_node,</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <a class="code hl_typedef" href="namespaceoperations__research.html#aee97ac67f280d35acdef2c5d461a85c3">CostValue</a> <a class="code hl_variable" href="routing__flow_8cc.html#a75d7b5e4cab1e156cc7a2c5eba1e16f1">cost</a>) {</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">const</span> <a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> num_arcs = arc_cost_.size();</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> num_nodes_ = <a class="code hl_variable" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(num_nodes_, left_node + 1);</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> num_nodes_ = <a class="code hl_variable" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(num_nodes_, right_node + 1);</div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> arc_tail_.push_back(left_node);</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> arc_head_.push_back(right_node);</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> arc_cost_.push_back(<a class="code hl_variable" href="routing__flow_8cc.html#a75d7b5e4cab1e156cc7a2c5eba1e16f1">cost</a>);</div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="keywordflow">return</span> num_arcs;</div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span>}</div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a3be0f6fcc44bc6a4a1e976c1e60b31d0"> 36</a></span><a class="code hl_typedef" href="namespaceoperations__research.html#a7ae31ba4c3b4899478e53ca13df35dfc">NodeIndex</a> <a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a3be0f6fcc44bc6a4a1e976c1e60b31d0">SimpleLinearSumAssignment::NumNodes</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> num_nodes_; }</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a7898be8b7efbfe53a58fcf621cf41315"> 38</a></span><a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> <a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a7898be8b7efbfe53a58fcf621cf41315">SimpleLinearSumAssignment::NumArcs</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> arc_cost_.size(); }</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a8179543321896d01b2ab3bbd6762ddf9"> 40</a></span><a class="code hl_typedef" href="namespaceoperations__research.html#a7ae31ba4c3b4899478e53ca13df35dfc">NodeIndex</a> <a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a8179543321896d01b2ab3bbd6762ddf9">SimpleLinearSumAssignment::LeftNode</a>(<a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> arc)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keywordflow">return</span> arc_tail_[arc];</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span>}</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#ae4942782ec0c611389341c53839fd4cf"> 44</a></span><a class="code hl_typedef" href="namespaceoperations__research.html#a7ae31ba4c3b4899478e53ca13df35dfc">NodeIndex</a> <a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#ae4942782ec0c611389341c53839fd4cf">SimpleLinearSumAssignment::RightNode</a>(<a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> arc)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keywordflow">return</span> arc_head_[arc];</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>}</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a536b26b0766e3a1a113f14b3b17be248"> 48</a></span><a class="code hl_typedef" href="namespaceoperations__research.html#aee97ac67f280d35acdef2c5d461a85c3">CostValue</a> <a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a536b26b0766e3a1a113f14b3b17be248">SimpleLinearSumAssignment::Cost</a>(<a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> arc)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">return</span> arc_cost_[arc];</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>}</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_simple_linear_sum_assignment.html#ab2bc69cda9c269014178a0331780b2a0"> 52</a></span><a class="code hl_enumeration" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">SimpleLinearSumAssignment::Status</a> <a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#ab2bc69cda9c269014178a0331780b2a0">SimpleLinearSumAssignment::Solve</a>() {</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> optimal_cost_ = 0;</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> assignment_arcs_.clear();</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a3be0f6fcc44bc6a4a1e976c1e60b31d0">NumNodes</a>() == 0) <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2579881e7c83261bc21bafb5a5c92cad">OPTIMAL</a>;</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="comment">// HACK(user): Detect overflows early. In ./linear_assignment.h, the cost of</span></div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// each arc is internally multiplied by cost_scaling_factor_ (which is equal</span></div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// to (num_nodes + 1)) without overflow checking.</span></div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">const</span> <a class="code hl_typedef" href="namespaceoperations__research.html#aee97ac67f280d35acdef2c5d461a85c3">CostValue</a> max_supported_arc_cost =</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <a class="code hl_variable" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::numeric_limits<CostValue>::max</a>() / (<a class="code hl_function" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a3be0f6fcc44bc6a4a1e976c1e60b31d0">NumNodes</a>() + 1);</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <a class="code hl_typedef" href="namespaceoperations__research.html#aee97ac67f280d35acdef2c5d461a85c3">CostValue</a> unscaled_arc_cost : arc_cost_) {</div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keywordflow">if</span> (unscaled_arc_cost > max_supported_arc_cost) <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba63e6c2750d99f3c548e6a08bb6822fe2">POSSIBLE_OVERFLOW</a>;</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> }</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">const</span> <a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> num_arcs = arc_cost_.size();</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <a class="code hl_class" href="classoperations__research_1_1_forward_ebert_graph.html">ForwardStarGraph</a> graph(2 * num_nodes_, num_arcs);</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <a class="code hl_class" href="classoperations__research_1_1_linear_sum_assignment.html">LinearSumAssignment<ForwardStarGraph></a> assignment(graph, num_nodes_);</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordflow">for</span> (<a class="code hl_typedef" href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">ArcIndex</a> arc = 0; arc < num_arcs; ++arc) {</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> graph.<a class="code hl_function" href="classoperations__research_1_1_ebert_graph_base.html#a7b505ba4a01bce342d049f5a8674da72">AddArc</a>(arc_tail_[arc], num_nodes_ + arc_head_[arc]);</div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> assignment.<a class="code hl_function" href="classoperations__research_1_1_linear_sum_assignment.html#a77a0519df5fb71834593bb661b72921c">SetArcCost</a>(arc, arc_cost_[arc]);</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> }</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="comment">// TODO(user): Improve the LinearSumAssignment api to clearly define</span></div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="comment">// the error cases.</span></div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">if</span> (!assignment.<a class="code hl_function" href="classoperations__research_1_1_linear_sum_assignment.html#afb41339280a9b3dd128f9a376ec38007">FinalizeSetup</a>()) <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba63e6c2750d99f3c548e6a08bb6822fe2">POSSIBLE_OVERFLOW</a>;</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">if</span> (!assignment.<a class="code hl_function" href="classoperations__research_1_1_linear_sum_assignment.html#a63b3d12e721188086870cc42cc46a258">ComputeAssignment</a>()) <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483">INFEASIBLE</a>;</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> optimal_cost_ = assignment.<a class="code hl_function" href="classoperations__research_1_1_linear_sum_assignment.html#a5afb9dde1c31f5f053cc83bf6e594db0">GetCost</a>();</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">for</span> (<a class="code hl_typedef" href="namespaceoperations__research.html#a7ae31ba4c3b4899478e53ca13df35dfc">NodeIndex</a> node = 0; node < num_nodes_; ++node) {</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> assignment_arcs_.push_back(assignment.<a class="code hl_function" href="classoperations__research_1_1_linear_sum_assignment.html#a13537686f25d401f7112b9fa4f63d1ab">GetAssignmentArc</a>(node));</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> }</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2579881e7c83261bc21bafb5a5c92cad">OPTIMAL</a>;</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span>}</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span>} <span class="comment">// namespace operations_research</span></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f"><div class="ttname"><a href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">max</a></div><div class="ttdeci">int64_t max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00140">alldiff_cst.cc:140</a></div></div>
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<div class="ttc" id="aassignment_8h_html"><div class="ttname"><a href="assignment_8h.html">assignment.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_ebert_graph_base_html_a7b505ba4a01bce342d049f5a8674da72"><div class="ttname"><a href="classoperations__research_1_1_ebert_graph_base.html#a7b505ba4a01bce342d049f5a8674da72">operations_research::EbertGraphBase::AddArc</a></div><div class="ttdeci">ArcIndexType AddArc(NodeIndexType tail, NodeIndexType head)</div><div class="ttdef"><b>Definition:</b> <a href="ebert__graph_8h_source.html#l01002">ebert_graph.h:1002</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_forward_ebert_graph_html"><div class="ttname"><a href="classoperations__research_1_1_forward_ebert_graph.html">operations_research::ForwardEbertGraph</a></div><div class="ttdef"><b>Definition:</b> <a href="ebert__graph_8h_source.html#l01563">ebert_graph.h:1565</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_sum_assignment_html"><div class="ttname"><a href="classoperations__research_1_1_linear_sum_assignment.html">operations_research::LinearSumAssignment</a></div><div class="ttdef"><b>Definition:</b> <a href="linear__assignment_8h_source.html#l00227">linear_assignment.h:227</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_sum_assignment_html_a13537686f25d401f7112b9fa4f63d1ab"><div class="ttname"><a href="classoperations__research_1_1_linear_sum_assignment.html#a13537686f25d401f7112b9fa4f63d1ab">operations_research::LinearSumAssignment::GetAssignmentArc</a></div><div class="ttdeci">ArcIndex GetAssignmentArc(NodeIndex left_node) const</div><div class="ttdef"><b>Definition:</b> <a href="linear__assignment_8h_source.html#l00339">linear_assignment.h:339</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_sum_assignment_html_a5afb9dde1c31f5f053cc83bf6e594db0"><div class="ttname"><a href="classoperations__research_1_1_linear_sum_assignment.html#a5afb9dde1c31f5f053cc83bf6e594db0">operations_research::LinearSumAssignment::GetCost</a></div><div class="ttdeci">CostValue GetCost() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__assignment_8h_source.html#l01474">linear_assignment.h:1474</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_sum_assignment_html_a63b3d12e721188086870cc42cc46a258"><div class="ttname"><a href="classoperations__research_1_1_linear_sum_assignment.html#a63b3d12e721188086870cc42cc46a258">operations_research::LinearSumAssignment::ComputeAssignment</a></div><div class="ttdeci">bool ComputeAssignment()</div><div class="ttdef"><b>Definition:</b> <a href="linear__assignment_8h_source.html#l01449">linear_assignment.h:1449</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_sum_assignment_html_a77a0519df5fb71834593bb661b72921c"><div class="ttname"><a href="classoperations__research_1_1_linear_sum_assignment.html#a77a0519df5fb71834593bb661b72921c">operations_research::LinearSumAssignment::SetArcCost</a></div><div class="ttdeci">void SetArcCost(ArcIndex arc, CostValue cost)</div><div class="ttdef"><b>Definition:</b> <a href="linear__assignment_8h_source.html#l01010">linear_assignment.h:1010</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_sum_assignment_html_afb41339280a9b3dd128f9a376ec38007"><div class="ttname"><a href="classoperations__research_1_1_linear_sum_assignment.html#afb41339280a9b3dd128f9a376ec38007">operations_research::LinearSumAssignment::FinalizeSetup</a></div><div class="ttdeci">bool FinalizeSetup()</div><div class="ttdef"><b>Definition:</b> <a href="linear__assignment_8h_source.html#l01389">linear_assignment.h:1389</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a3be0f6fcc44bc6a4a1e976c1e60b31d0"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a3be0f6fcc44bc6a4a1e976c1e60b31d0">operations_research::SimpleLinearSumAssignment::NumNodes</a></div><div class="ttdeci">NodeIndex NumNodes() const</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00036">graph/assignment.cc:36</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a536b26b0766e3a1a113f14b3b17be248"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a536b26b0766e3a1a113f14b3b17be248">operations_research::SimpleLinearSumAssignment::Cost</a></div><div class="ttdeci">CostValue Cost(ArcIndex arc) const</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00048">graph/assignment.cc:48</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a67a0db04d321a74b7e7fcfd3f1a3f70b"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70b">operations_research::SimpleLinearSumAssignment::Status</a></div><div class="ttdeci">Status</div><div class="ttdef"><b>Definition:</b> <a href="assignment_8h_source.html#l00088">assignment.h:88</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba2579881e7c83261bc21bafb5a5c92cad"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2579881e7c83261bc21bafb5a5c92cad">operations_research::SimpleLinearSumAssignment::OPTIMAL</a></div><div class="ttdeci">@ OPTIMAL</div><div class="ttdef"><b>Definition:</b> <a href="assignment_8h_source.html#l00089">assignment.h:89</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba2884fa43446c0cbc9c7a9b74d41d7483">operations_research::SimpleLinearSumAssignment::INFEASIBLE</a></div><div class="ttdeci">@ INFEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="assignment_8h_source.html#l00090">assignment.h:90</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a67a0db04d321a74b7e7fcfd3f1a3f70ba63e6c2750d99f3c548e6a08bb6822fe2"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a67a0db04d321a74b7e7fcfd3f1a3f70ba63e6c2750d99f3c548e6a08bb6822fe2">operations_research::SimpleLinearSumAssignment::POSSIBLE_OVERFLOW</a></div><div class="ttdeci">@ POSSIBLE_OVERFLOW</div><div class="ttdef"><b>Definition:</b> <a href="assignment_8h_source.html#l00091">assignment.h:91</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a7898be8b7efbfe53a58fcf621cf41315"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a7898be8b7efbfe53a58fcf621cf41315">operations_research::SimpleLinearSumAssignment::NumArcs</a></div><div class="ttdeci">ArcIndex NumArcs() const</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00038">graph/assignment.cc:38</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a803958326b7485a7a8f1062f12c00698"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a803958326b7485a7a8f1062f12c00698">operations_research::SimpleLinearSumAssignment::AddArcWithCost</a></div><div class="ttdeci">ArcIndex AddArcWithCost(NodeIndex left_node, NodeIndex right_node, CostValue cost)</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00024">graph/assignment.cc:24</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_a8179543321896d01b2ab3bbd6762ddf9"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#a8179543321896d01b2ab3bbd6762ddf9">operations_research::SimpleLinearSumAssignment::LeftNode</a></div><div class="ttdeci">NodeIndex LeftNode(ArcIndex arc) const</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00040">graph/assignment.cc:40</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_aab0126f3961082ab46cd5b5e1a7e377c"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#aab0126f3961082ab46cd5b5e1a7e377c">operations_research::SimpleLinearSumAssignment::SimpleLinearSumAssignment</a></div><div class="ttdeci">SimpleLinearSumAssignment()</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00022">graph/assignment.cc:22</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_ab2bc69cda9c269014178a0331780b2a0"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#ab2bc69cda9c269014178a0331780b2a0">operations_research::SimpleLinearSumAssignment::Solve</a></div><div class="ttdeci">Status Solve()</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00052">graph/assignment.cc:52</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_simple_linear_sum_assignment_html_ae4942782ec0c611389341c53839fd4cf"><div class="ttname"><a href="classoperations__research_1_1_simple_linear_sum_assignment.html#ae4942782ec0c611389341c53839fd4cf">operations_research::SimpleLinearSumAssignment::RightNode</a></div><div class="ttdeci">NodeIndex RightNode(ArcIndex arc) const</div><div class="ttdef"><b>Definition:</b> <a href="graph_2assignment_8cc_source.html#l00044">graph/assignment.cc:44</a></div></div>
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<div class="ttc" id="acommandlineflags_8h_html"><div class="ttname"><a href="commandlineflags_8h.html">commandlineflags.h</a></div></div>
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<div class="ttc" id="aebert__graph_8h_html"><div class="ttname"><a href="ebert__graph_8h.html">ebert_graph.h</a></div></div>
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<div class="ttc" id="alinear__assignment_8h_html"><div class="ttname"><a href="linear__assignment_8h.html">linear_assignment.h</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a7ae31ba4c3b4899478e53ca13df35dfc"><div class="ttname"><a href="namespaceoperations__research.html#a7ae31ba4c3b4899478e53ca13df35dfc">operations_research::NodeIndex</a></div><div class="ttdeci">int32_t NodeIndex</div><div class="ttdef"><b>Definition:</b> <a href="ebert__graph_8h_source.html#l00201">ebert_graph.h:193</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aecf320bda6e95d1edaf3a546673e3e6b"><div class="ttname"><a href="namespaceoperations__research.html#aecf320bda6e95d1edaf3a546673e3e6b">operations_research::ArcIndex</a></div><div class="ttdeci">int32_t ArcIndex</div><div class="ttdef"><b>Definition:</b> <a href="ebert__graph_8h_source.html#l00202">ebert_graph.h:202</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aee97ac67f280d35acdef2c5d461a85c3"><div class="ttname"><a href="namespaceoperations__research.html#aee97ac67f280d35acdef2c5d461a85c3">operations_research::CostValue</a></div><div class="ttdeci">int64_t CostValue</div><div class="ttdef"><b>Definition:</b> <a href="ebert__graph_8h_source.html#l00204">ebert_graph.h:204</a></div></div>
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<div class="ttc" id="arouting__flow_8cc_html_a75d7b5e4cab1e156cc7a2c5eba1e16f1"><div class="ttname"><a href="routing__flow_8cc.html#a75d7b5e4cab1e156cc7a2c5eba1e16f1">cost</a></div><div class="ttdeci">int64_t cost</div><div class="ttdef"><b>Definition:</b> <a href="routing__flow_8cc_source.html#l00152">routing_flow.cc:152</a></div></div>
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