61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
/**************************************************************************
|
|
*
|
|
* ul_bound.cpp - Example program of upper bound algorithm.
|
|
*
|
|
* $Id: ul_bound.cpp 550991 2007-06-26 23:58:07Z sebor $
|
|
*
|
|
***************************************************************************
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed
|
|
* with this work for additional information regarding copyright
|
|
* ownership. The ASF licenses this file to you under the Apache
|
|
* License, Version 2.0 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
|
|
* implied. See the License for the specific language governing
|
|
* permissions and limitations under the License.
|
|
*
|
|
* Copyright 1994-2006 Rogue Wave Software.
|
|
*
|
|
**************************************************************************/
|
|
|
|
#include <vector>
|
|
#include <algorithm>
|
|
#include <functional>
|
|
#include <iostream>
|
|
|
|
int main ()
|
|
{
|
|
typedef std::vector<int, std::allocator<int> > Vector;
|
|
typedef Vector::const_iterator Iterator;
|
|
|
|
const int a[] = { 0, 1, 2, 2, 3, 4, 5, 5, 5, 6, 7 };
|
|
|
|
// Set up a vector.
|
|
const Vector v (a, a + sizeof a / sizeof *a);
|
|
|
|
// Try lower_bound variants.
|
|
Iterator it1 = std::lower_bound (v.begin (),v.end (), 3);
|
|
Iterator it2 = std::lower_bound (v.begin (),v.end (), 2,
|
|
std::less<int>());
|
|
|
|
// Try upper_bound variants.
|
|
Iterator it3 = std::upper_bound (v.begin (), v.end (), 3);
|
|
Iterator it4 = std::upper_bound (v.begin (), v.end (), 2,
|
|
std::less<int>());
|
|
|
|
std::cout << "\n\nThe upper and lower bounds of 3: ( "
|
|
<< *it1 << " , " << *it3
|
|
<< " ]\n\n\nThe upper and lower bounds of 2: ( "
|
|
<< *it2 << " , " << *it4 << " ]\n";
|
|
|
|
return 0;
|
|
}
|