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1 #include <iostream> |
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2 #include "test_tools.h" |
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3 #include <hugo/list_graph.h> |
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4 #include <hugo/min_cost_flows.h> |
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5 //#include <path.h> |
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6 //#include <maps.h> |
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7 |
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8 using namespace std; |
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9 using namespace hugo; |
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10 |
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11 |
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12 |
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13 bool passed = true; |
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14 /* |
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15 void check(bool rc, char *msg="") { |
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16 passed = passed && rc; |
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17 if(!rc) { |
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18 std::cerr << "Test failed! ("<< msg << ")" << std::endl; \ |
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19 |
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20 |
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21 } |
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22 } |
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23 */ |
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24 |
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25 |
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26 int main() |
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27 { |
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28 |
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29 typedef ListGraph::Node Node; |
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30 typedef ListGraph::Edge Edge; |
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31 |
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32 ListGraph graph; |
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33 |
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34 //Ahuja könyv példája |
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35 |
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36 Node s=graph.addNode(); |
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37 Node v1=graph.addNode(); |
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38 Node v2=graph.addNode(); |
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39 Node v3=graph.addNode(); |
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40 Node v4=graph.addNode(); |
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41 Node v5=graph.addNode(); |
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42 Node t=graph.addNode(); |
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43 |
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44 Edge s_v1=graph.addEdge(s, v1); |
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45 Edge v1_v2=graph.addEdge(v1, v2); |
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46 Edge s_v3=graph.addEdge(s, v3); |
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47 Edge v2_v4=graph.addEdge(v2, v4); |
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48 Edge v2_v5=graph.addEdge(v2, v5); |
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49 Edge v3_v5=graph.addEdge(v3, v5); |
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50 Edge v4_t=graph.addEdge(v4, t); |
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51 Edge v5_t=graph.addEdge(v5, t); |
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52 |
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53 |
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54 ListGraph::EdgeMap<int> length(graph); |
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55 |
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56 length.set(s_v1, 6); |
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57 length.set(v1_v2, 4); |
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58 length.set(s_v3, 10); |
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59 length.set(v2_v4, 5); |
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60 length.set(v2_v5, 1); |
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61 length.set(v3_v5, 4); |
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62 length.set(v4_t, 8); |
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63 length.set(v5_t, 8); |
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64 |
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65 ListGraph::EdgeMap<int> capacity(graph); |
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66 |
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67 capacity.set(s_v1, 2); |
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68 capacity.set(v1_v2, 2); |
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69 capacity.set(s_v3, 1); |
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70 capacity.set(v2_v4, 1); |
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71 capacity.set(v2_v5, 1); |
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72 capacity.set(v3_v5, 1); |
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73 capacity.set(v4_t, 1); |
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74 capacity.set(v5_t, 2); |
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75 |
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76 // ConstMap<Edge, int> const1map(1); |
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77 std::cout << "Mincostflows algorithm test..." << std::endl; |
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78 |
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79 MinCostFlows< ListGraph, ListGraph::EdgeMap<int>, ListGraph::EdgeMap<int> > |
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80 surb_test(graph, length, capacity); |
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81 |
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82 int k=1; |
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83 |
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84 check( surb_test.run(s,t,k) == 1 && surb_test.totalLength() == 19,"One path, total length should be 19"); |
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85 |
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86 check(surb_test.checkComplementarySlackness(), "Is the primal-dual solution pair really optimal?"); |
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87 |
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88 k=2; |
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89 |
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90 check( surb_test.run(s,t,k) == 2 && surb_test.totalLength() == 41,"Two paths, total length should be 41"); |
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91 |
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92 check(surb_test.checkComplementarySlackness(), "Is the primal-dual solution pair really optimal?"); |
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93 |
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94 |
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95 k=4; |
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96 |
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97 check( surb_test.run(s,t,k) == 3 && surb_test.totalLength() == 64,"Three paths, total length should be 64"); |
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98 |
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99 check(surb_test.checkComplementarySlackness(), "Is the primal-dual solution pair really optimal?"); |
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100 |
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101 |
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102 cout << (passed ? "All tests passed." : "Some of the tests failed!!!") |
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103 << endl; |
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104 |
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105 return passed ? 0 : 1; |
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106 |
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107 } |