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// Copyright (C) 2006, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
 
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.
 
 
#include <vector>
#include <algorithm>
#include <testsuite_performance.h>
 
int main()
{
  using namespace __gnu_test;
 
  time_counter time;
  resource_counter resource;
 
  const int max_size = 8192;
 
  std::vector<int> v[max_size];
 
  for (int i = 0; i < max_size; ++i)
    {
      for (int j = 0; j < i; j += 4)
	{
	  v[i].push_back(j / 2);
	  v[i].push_back((i - 2) - (j / 2));
	}
 
      for (int j = 1; j < i; j += 2)
	v[i].push_back(j);
    }
 
  start_counters(time, resource);
  for (int i = 0; i < max_size; ++i)
    std::nth_element(v[i].begin(), v[i].begin() + i, v[i].end());
  stop_counters(time, resource);
  report_performance(__FILE__, "", time, resource);
 
  return 0;
}