73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
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// 1999-06-24 bkoz
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// Copyright (C) 1999 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// 23.3.4 template class multiset
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#include <iostream>
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#include <set>
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#include <algorithm>
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namespace std {
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std::ostream&
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operator<<(std::ostream& os, std::pair<int, int> const& p)
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{ return os << p.first << ' ' << p.second; }
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}
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bool
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operator<(std::pair<int, int> const& lhs, std::pair<int, int> const& rhs)
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{ return lhs.first < rhs.first; }
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int main ()
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{
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typedef std::multiset<std::pair<int, int> >::iterator iterator;
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std::pair<int, int> p(69, 0);
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std::multiset<std::pair<int, int> > s;
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for (p.second = 0; p.second < 5; ++p.second)
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s.insert(p);
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for (iterator it = s.begin(); it != s.end(); ++it)
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if (it->second < 5)
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{
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s.insert(it, p);
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++p.second;
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}
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// XXX need to use debug-assert here and get this working with an
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// ostrinsrtream, that way we can just check the strings for
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// equivalance.
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std::copy(s.begin(), s.end(),
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std::ostream_iterator<std::pair<int, int> >(std::cout, "\n"));
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return 0;
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}
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/* output:
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69 5
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69 0
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69 6
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69 1
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69 7
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69 2
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69 8
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69 3
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69 9
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69 4
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*/
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