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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;

}