[75] | 1 | #include <iostream> |
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| 2 | #include <vector> |
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| 3 | #include <string> |
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| 4 | |
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| 5 | #include <list_graph.hh> |
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| 6 | #include <bfs_iterator.hh> |
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| 7 | #include <graph_wrapper.h> |
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| 8 | |
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| 9 | using namespace marci; |
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| 10 | |
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| 11 | int main (int, char*[]) |
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| 12 | { |
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| 13 | typedef ListGraph::NodeIt NodeIt; |
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| 14 | typedef ListGraph::EdgeIt EdgeIt; |
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| 15 | typedef ListGraph::EachNodeIt EachNodeIt; |
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| 16 | typedef ListGraph::EachEdgeIt EachEdgeIt; |
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| 17 | typedef ListGraph::OutEdgeIt OutEdgeIt; |
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| 18 | typedef ListGraph::InEdgeIt InEdgeIt; |
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| 19 | typedef ListGraph::SymEdgeIt SymEdgeIt; |
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| 20 | |
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| 21 | ListGraph G; |
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| 22 | |
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| 23 | NodeIt s=G.addNode(); |
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| 24 | NodeIt v1=G.addNode(); |
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| 25 | NodeIt v2=G.addNode(); |
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| 26 | NodeIt v3=G.addNode(); |
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| 27 | NodeIt v4=G.addNode(); |
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| 28 | NodeIt t=G.addNode(); |
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| 29 | |
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| 30 | G.addEdge(s, v1); |
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| 31 | G.addEdge(s, v2); |
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| 32 | G.addEdge(v1, v2); |
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| 33 | G.addEdge(v2, v1); |
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| 34 | G.addEdge(v1, v3); |
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| 35 | G.addEdge(v3, v2); |
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| 36 | G.addEdge(v2, v4); |
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| 37 | G.addEdge(v4, v3); |
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| 38 | G.addEdge(v3, t); |
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| 39 | G.addEdge(v4, t); |
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| 40 | |
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| 41 | std::cout << "bfs and dfs demo on the directed graph" << std::endl; |
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| 42 | for(EachNodeIt i=G.first<EachNodeIt>(); i.valid(); ++i) { |
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| 43 | std::cout << i << ": "; |
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| 44 | std::cout << "out edges: "; |
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| 45 | for(OutEdgeIt j=G.first<OutEdgeIt>(i); j.valid(); ++j) |
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| 46 | std::cout << j << " "; |
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| 47 | std::cout << "in edges: "; |
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| 48 | for(InEdgeIt j=G.first<InEdgeIt>(i); j.valid(); ++j) |
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| 49 | std::cout << j << " "; |
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| 50 | std::cout << std::endl; |
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| 51 | } |
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| 52 | |
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| 53 | { |
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| 54 | std::cout << "iterator bfs demo 4 ..." << std::endl; |
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| 55 | BfsIterator4< ListGraph, ListGraph::OutEdgeIt, ListGraph::NodeMap<bool> > bfs(G); |
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| 56 | bfs.pushAndSetReached(s); |
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| 57 | while (!bfs.finished()) { |
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| 58 | if (OutEdgeIt(bfs).valid()) { |
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| 59 | std::cout << "OutEdgeIt: " << bfs; |
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| 60 | std::cout << " aNode: " << G.aNode(bfs); |
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| 61 | std::cout << " bNode: " << G.bNode(bfs) << " "; |
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| 62 | } else { |
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| 63 | std::cout << "OutEdgeIt: " << "invalid"; |
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| 64 | std::cout << " aNode: " << bfs.aNode(); |
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| 65 | std::cout << " bNode: " << "invalid" << " "; |
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| 66 | } |
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| 67 | if (bfs.isBNodeNewlyReached()) { |
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| 68 | std::cout << "bNodeIsNewlyReached "; |
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| 69 | } else { |
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| 70 | std::cout << "bNodeIsNotNewlyReached "; |
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| 71 | } |
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| 72 | if (bfs.isANodeExamined()) { |
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| 73 | std::cout << "aNodeIsExamined "; |
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| 74 | } else { |
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| 75 | std::cout << "aNodeIsNotExamined "; |
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| 76 | } |
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| 77 | std::cout<<std::endl; |
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| 78 | ++bfs; |
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| 79 | } |
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| 80 | } |
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| 81 | |
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| 82 | typedef ConstTrivGraphWrapper<ListGraph> CTGW; |
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| 83 | CTGW wG(G); |
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| 84 | |
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| 85 | std::cout << "bfs and dfs demo on the directed graph" << std::endl; |
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| 86 | for(CTGW::EachNodeIt i=wG.first<CTGW::EachNodeIt>(); i.valid(); ++i) { |
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| 87 | std::cout << i << ": "; |
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| 88 | std::cout << "out edges: "; |
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| 89 | for(CTGW::OutEdgeIt j=wG.first<CTGW::OutEdgeIt>(i); j.valid(); ++j) |
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| 90 | std::cout << j << " "; |
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| 91 | std::cout << "in edges: "; |
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| 92 | for(CTGW::InEdgeIt j=wG.first<CTGW::InEdgeIt>(i); j.valid(); ++j) |
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| 93 | std::cout << j << " "; |
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| 94 | std::cout << std::endl; |
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| 95 | } |
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| 96 | |
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| 97 | |
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| 98 | { |
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| 99 | std::cout << "iterator bfs demo 5 ..." << std::endl; |
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| 100 | BfsIterator5< CTGW, CTGW::NodeMap<bool> > bfs(wG); |
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| 101 | bfs.pushAndSetReached(s); |
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| 102 | while (!bfs.finished()) { |
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| 103 | if (OutEdgeIt(bfs).valid()) { |
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| 104 | std::cout << "OutEdgeIt: " << bfs; |
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| 105 | std::cout << " aNode: " << wG.aNode(bfs); |
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| 106 | std::cout << " bNode: " << wG.bNode(bfs) << " "; |
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| 107 | } else { |
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| 108 | std::cout << "OutEdgeIt: " << "invalid"; |
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| 109 | std::cout << " aNode: " << bfs.aNode(); |
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| 110 | std::cout << " bNode: " << "invalid" << " "; |
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| 111 | } |
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| 112 | if (bfs.isBNodeNewlyReached()) { |
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| 113 | std::cout << "bNodeIsNewlyReached "; |
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| 114 | } else { |
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| 115 | std::cout << "bNodeIsNotNewlyReached "; |
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| 116 | } |
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| 117 | if (bfs.isANodeExamined()) { |
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| 118 | std::cout << "aNodeIsExamined "; |
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| 119 | } else { |
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| 120 | std::cout << "aNodeIsNotExamined "; |
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| 121 | } |
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| 122 | std::cout<<std::endl; |
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| 123 | ++bfs; |
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| 124 | } |
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| 125 | } |
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| 126 | |
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| 127 | |
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| 128 | return 0; |
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| 129 | } |
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