56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
//=======================================================================
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// Copyright 2001 Indiana University.
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// Author: Jeremy G. Siek
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//=======================================================================
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#include <boost/config.hpp>
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#ifdef BOOST_MSVC
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// Without this we get hard errors, not warnings:
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#pragma warning(disable:4703)
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#endif
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#include <boost/graph/adjacency_list.hpp>
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#include <boost/graph/iteration_macros.hpp>
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#include <iostream>
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enum family { Jeanie, Debbie, Rick, John, Amanda, Margaret, Benjamin, N };
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int main()
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{
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using namespace boost;
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const char *name[] = { "Jeanie", "Debbie", "Rick", "John", "Amanda",
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"Margaret", "Benjamin"
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};
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adjacency_list <> g(N);
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add_edge(Jeanie, Debbie, g);
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add_edge(Jeanie, Rick, g);
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add_edge(Jeanie, John, g);
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add_edge(Debbie, Amanda, g);
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add_edge(Rick, Margaret, g);
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add_edge(John, Benjamin, g);
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graph_traits<adjacency_list <> >::vertex_iterator i, end;
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graph_traits<adjacency_list <> >::adjacency_iterator ai, a_end;
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property_map<adjacency_list <>, vertex_index_t>::type
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index_map = get(vertex_index, g);
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BGL_FORALL_VERTICES(i, g, adjacency_list<>) {
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std::cout << name[get(index_map, i)];
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if (out_degree(i, g) == 0)
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std::cout << " has no children";
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else
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std::cout << " is the parent of ";
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BGL_FORALL_ADJ(i, j, g, adjacency_list<>)
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std::cout << name[get(index_map, j)] << ", ";
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std::cout << std::endl;
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}
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return EXIT_SUCCESS;
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}
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