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<div class="title">SimpleCpProgram.cs</div> </div>
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<a href="SimpleCpProgram_8cs.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 2010-2018 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="comment">// [START program]</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// [START import]</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">using</span> System;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">using</span> <a class="code" href="namespaceGoogle.html">Google</a>.<a class="code" href="namespaceGoogle_1_1OrTools.html">OrTools</a>.<a class="code" href="namespaceGoogle_1_1OrTools_1_1ConstraintSolver.html">ConstraintSolver</a>;</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// [END import]</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="classSimpleCpProgram.html"> 23</a></span> <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="classSimpleCpProgram.html">SimpleCpProgram</a> {</div><div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="classSimpleCpProgram.html#a0e2f98481300fadd63840f925b5d1a3c"> 24</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classSimpleCpProgram.html#a0e2f98481300fadd63840f925b5d1a3c">Main</a>(String[] args) {</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="comment">// Instantiate the solver.</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="comment">// [START solver]</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html">Solver</a> solver = <span class="keyword">new</span> <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html">Solver</a>(<span class="stringliteral">"CpSimple"</span>);</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="comment">// [END solver]</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="comment">// Create the variables.</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="comment">// [START variables]</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">const</span> <span class="keywordtype">long</span> numVals = 3;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1IntVar.html">IntVar</a> x = solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a23104d86c85acc4c192d9a274f96ec7c">MakeIntVar</a>(0, numVals - 1, <span class="stringliteral">"x"</span>);</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1IntVar.html">IntVar</a> y = solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a23104d86c85acc4c192d9a274f96ec7c">MakeIntVar</a>(0, numVals - 1, <span class="stringliteral">"y"</span>);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1IntVar.html">IntVar</a> z = solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a23104d86c85acc4c192d9a274f96ec7c">MakeIntVar</a>(0, numVals - 1, <span class="stringliteral">"z"</span>);</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="comment">// [END variables]</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="comment">// Constraint 0: x != y..</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="comment">// [START constraints]</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a70550268bb3ba05ea99c03c7bade681d">Add</a>(solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a2dd977e5cf9abd7a92edfc0eaeceda53">MakeAllDifferent</a>(<span class="keyword">new</span> <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1IntVar.html">IntVar</a>[]{x, y}));</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  Console.WriteLine($<span class="stringliteral">"Number of constraints: {solver.Constraints()}"</span>);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">// [END constraints]</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="comment">// Solve the problem.</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="comment">// [START solve]</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1DecisionBuilder.html">DecisionBuilder</a> db = solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a1b3097648c4f458945277ea60e7e25e2">MakePhase</a>(</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">new</span> <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1IntVar.html">IntVar</a>[]{x, y, z},</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html">Solver</a>.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#aab33b89bdf59961e3bfa356e10514431">CHOOSE_FIRST_UNBOUND</a>,</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html">Solver</a>.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a4abc7d5f5192519701019cc67e3b9f2d">ASSIGN_MIN_VALUE</a>);</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="comment">// [END solve]</span></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">// Print solution on console.</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// [START print_solution]</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">int</span> count = 0;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a9a1b9331bc7c6210f3d5eec652c5fb2d">NewSearch</a>(db);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">while</span> (solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#afe9bddc0c550be46c96a0794f95a2595">NextSolution</a>()) {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  ++count;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  Console.WriteLine($<span class="stringliteral">"Solution: {count}\n x={x.Value()} y={y.Value()} z={z.Value()}"</span>);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  solver.<a class="code" href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a60e5ff1a81c920a9cefaddf26de84674">EndSearch</a>();</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  Console.WriteLine($<span class="stringliteral">"Number of solutions found: {solver.Solutions()}"</span>);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// [END print_solution]</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">// [START advanced]</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  Console.WriteLine(<span class="stringliteral">"Advanced usage:"</span>);</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  Console.WriteLine($<span class="stringliteral">"Problem solved in {solver.WallTime()}ms"</span>);</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  Console.WriteLine($<span class="stringliteral">"Memory usage: {Solver.MemoryUsage()}bytes"</span>);</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">// [END advanced]</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> }</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// [END program]</span></div><div class="ttc" id="classSimpleCpProgram_html"><div class="ttname"><a href="classSimpleCpProgram.html">SimpleCpProgram</a></div><div class="ttdoc">This is a simple CP program.</div><div class="ttdef"><b>Definition:</b> <a href="SimpleCpProgram_8cs_source.html#l00023">SimpleCpProgram.cs:23</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1DecisionBuilder_html"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1DecisionBuilder.html">Google.OrTools.ConstraintSolver.DecisionBuilder</a></div><div class="ttdef"><b>Definition:</b> <a href="DecisionBuilder_8cs_source.html#l00018">DecisionBuilder.cs:18</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_a2dd977e5cf9abd7a92edfc0eaeceda53"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a2dd977e5cf9abd7a92edfc0eaeceda53">Google.OrTools.ConstraintSolver.Solver.MakeAllDifferent</a></div><div class="ttdeci">Constraint MakeAllDifferent(IntVarVector vars)</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l01331">constraint_solver/Solver.cs:1331</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_a4abc7d5f5192519701019cc67e3b9f2d"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a4abc7d5f5192519701019cc67e3b9f2d">Google.OrTools.ConstraintSolver.Solver.ASSIGN_MIN_VALUE</a></div><div class="ttdeci">static readonly int ASSIGN_MIN_VALUE</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l02869">constraint_solver/Solver.cs:2869</a></div></div>
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<div class="ttc" id="namespaceGoogle_html"><div class="ttname"><a href="namespaceGoogle.html">Google</a></div><div class="ttdef"><b>Definition:</b> <a href="KInt64Vector_8cs_source.html#l00011">KInt64Vector.cs:11</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1IntVar_html"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1IntVar.html">Google.OrTools.ConstraintSolver.IntVar</a></div><div class="ttdef"><b>Definition:</b> <a href="IntVar_8cs_source.html#l00018">IntVar.cs:18</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_a70550268bb3ba05ea99c03c7bade681d"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a70550268bb3ba05ea99c03c7bade681d">Google.OrTools.ConstraintSolver.Solver.Add</a></div><div class="ttdeci">void Add(Constraint c)</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l00258">constraint_solver/Solver.cs:258</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_a9a1b9331bc7c6210f3d5eec652c5fb2d"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a9a1b9331bc7c6210f3d5eec652c5fb2d">Google.OrTools.ConstraintSolver.Solver.NewSearch</a></div><div class="ttdeci">void NewSearch(DecisionBuilder db)</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2csharp_2SolverHelper_8cs_source.html#l00264">constraint_solver/csharp/SolverHelper.cs:264</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_a1b3097648c4f458945277ea60e7e25e2"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a1b3097648c4f458945277ea60e7e25e2">Google.OrTools.ConstraintSolver.Solver.MakePhase</a></div><div class="ttdeci">DecisionBuilder MakePhase(IntVarVector vars, int var_str, int val_str)</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l02203">constraint_solver/Solver.cs:2203</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_a60e5ff1a81c920a9cefaddf26de84674"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a60e5ff1a81c920a9cefaddf26de84674">Google.OrTools.ConstraintSolver.Solver.EndSearch</a></div><div class="ttdeci">void EndSearch()</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2csharp_2SolverHelper_8cs_source.html#l00321">constraint_solver/csharp/SolverHelper.cs:321</a></div></div>
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<div class="ttc" id="namespaceGoogle_1_1OrTools_html"><div class="ttname"><a href="namespaceGoogle_1_1OrTools.html">Google.OrTools</a></div><div class="ttdef"><b>Definition:</b> <a href="KInt64Vector_8cs_source.html#l00011">KInt64Vector.cs:11</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_afe9bddc0c550be46c96a0794f95a2595"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#afe9bddc0c550be46c96a0794f95a2595">Google.OrTools.ConstraintSolver.Solver.NextSolution</a></div><div class="ttdeci">bool NextSolution()</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l00323">constraint_solver/Solver.cs:323</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_a23104d86c85acc4c192d9a274f96ec7c"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#a23104d86c85acc4c192d9a274f96ec7c">Google.OrTools.ConstraintSolver.Solver.MakeIntVar</a></div><div class="ttdeci">IntVar MakeIntVar(long min, long max, string name)</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l00456">constraint_solver/Solver.cs:456</a></div></div>
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<div class="ttc" id="namespaceGoogle_1_1OrTools_1_1ConstraintSolver_html"><div class="ttname"><a href="namespaceGoogle_1_1OrTools_1_1ConstraintSolver.html">Google.OrTools.ConstraintSolver</a></div><div class="ttdef"><b>Definition:</b> <a href="Assignment_8cs_source.html#l00011">Assignment.cs:11</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html_aab33b89bdf59961e3bfa356e10514431"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html#aab33b89bdf59961e3bfa356e10514431">Google.OrTools.ConstraintSolver.Solver.CHOOSE_FIRST_UNBOUND</a></div><div class="ttdeci">static readonly int CHOOSE_FIRST_UNBOUND</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l02853">constraint_solver/Solver.cs:2853</a></div></div>
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<div class="ttc" id="classSimpleCpProgram_html_a0e2f98481300fadd63840f925b5d1a3c"><div class="ttname"><a href="classSimpleCpProgram.html#a0e2f98481300fadd63840f925b5d1a3c">SimpleCpProgram.Main</a></div><div class="ttdeci">static void Main(String[] args)</div><div class="ttdef"><b>Definition:</b> <a href="SimpleCpProgram_8cs_source.html#l00024">SimpleCpProgram.cs:24</a></div></div>
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<div class="ttc" id="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver_html"><div class="ttname"><a href="classGoogle_1_1OrTools_1_1ConstraintSolver_1_1Solver.html">Google.OrTools.ConstraintSolver.Solver</a></div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_2Solver_8cs_source.html#l00018">constraint_solver/Solver.cs:18</a></div></div>
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