src/demo/helloworld.cc
author alpar
Fri, 15 Apr 2005 20:26:01 +0000
changeset 1360 4338e4280f67
permissions -rw-r--r--
Fix a bug that caused corrupt eps file if there are loops or identical
node coordinates in the graph.
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#include <iostream>
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#include <lemon/list_graph.h>
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using namespace lemon;
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int main()
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{
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  typedef ListGraph Graph;
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  typedef Graph::Edge Edge;
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  typedef Graph::InEdgeIt InEdgeIt;
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  typedef Graph::OutEdgeIt OutEdgeIt;
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  typedef Graph::EdgeIt EdgeIt;
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  typedef Graph::Node Node;
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  typedef Graph::NodeIt NodeIt;
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  Graph g;
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  for (int i = 0; i < 3; i++)
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    g.addNode();
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  for (NodeIt i(g); i!=INVALID; ++i)
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    for (NodeIt j(g); j!=INVALID; ++j)
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      if (i != j) g.addEdge(i, j);
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  std::cout << "Nodes:";
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  for (NodeIt i(g); i!=INVALID; ++i)
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    std::cout << " " << g.id(i);
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  std::cout << std::endl;
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  std::cout << "Edges:";
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  for (EdgeIt i(g); i!=INVALID; ++i)
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    std::cout << " (" << g.id(g.source(i)) << "," << g.id(g.target(i)) << ")";
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  std::cout << std::endl;
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}