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- #include "stlexam.h"
- #pragma hdrstop
- /**************************************************************************
- *
- * permute.cpp - Example program of permutations. See Class Reference Section
- *
- ***************************************************************************
- *
- * (c) Copyright 1994, 1998 Rogue Wave Software, Inc.
- * ALL RIGHTS RESERVED
- *
- * The software and information contained herein are proprietary to, and
- * comprise valuable trade secrets of, Rogue Wave Software, Inc., which
- * intends to preserve as trade secrets such software and information.
- * This software is furnished pursuant to a written license agreement and
- * may be used, copied, transmitted, and stored only in accordance with
- * the terms of such license and with the inclusion of the above copyright
- * notice. This software and information or any other copies thereof may
- * not be provided or otherwise made available to any other person.
- *
- * Notwithstanding any other lease or license that may pertain to, or
- * accompany the delivery of, this computer software and information, the
- * rights of the Government regarding its use, reproduction and disclosure
- * are as set forth in Section 52.227-19 of the FARS Computer
- * Software-Restricted Rights clause.
- *
- * Use, duplication, or disclosure by the Government is subject to
- * restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in
- * Technical Data and Computer Software clause at DFARS 252.227-7013.
- * Contractor/Manufacturer is Rogue Wave Software, Inc.,
- * P.O. Box 2328, Corvallis, Oregon 97339.
- *
- * This computer software and information is distributed with "restricted
- * rights." Use, duplication or disclosure is subject to restrictions as
- * set forth in NASA FAR SUP 18-52.227-79 (April 1985) "Commercial
- * Computer Software-Restricted Rights (April 1985)." If the Clause at
- * 18-52.227-74 "Rights in Data General" is specified in the contract,
- * then the "Alternate III" clause applies.
- *
- **************************************************************************/
-
- #include <numeric> // For accumulate.
- #include <vector> // For vector.
- #include <functional> // For less.
-
- #ifdef _RW_STD_IOSTREAM
- #include <iostream>
- #else
- #include <iostream.h>
- #endif
-
- int main ()
- {
- #ifndef _RWSTD_NO_NAMESPACE
- using namespace std;
- #endif
- //
- // Initialize a vector using an array of integers.
- //
- int a1[] = {0,0,0,0,1,0,0,0,0,0};
- char a2[] = "abcdefghji";
- //
- // Create the initial set and copies for permuting.
- //
- vector<int,allocator<int> > m1(a1+0, a1+10);
- vector<int,allocator<int> > prev_m1((size_t)10), next_m1((size_t)10);
- vector<char,allocator<char> > m2(a2+0, a2+10);
- vector<char,allocator<char> > prev_m2((size_t)10), next_m2((size_t)10);
-
- copy(m1.begin(), m1.end(), prev_m1.begin());
- copy(m1.begin(), m1.end(), next_m1.begin());
- copy(m2.begin(), m2.end(), prev_m2.begin());
- copy(m2.begin(), m2.end(), next_m2.begin());
- //
- // Create permutations.
- //
- prev_permutation(prev_m1.begin(), prev_m1.end(), less<int>());
- next_permutation(next_m1.begin(), next_m1.end(), less<int>());
- prev_permutation(prev_m2.begin(), prev_m2.end(), less<int>());
- next_permutation(next_m2.begin(), next_m2.end(), less<int>());
- //
- // Output results.
- //
- cout << "Example 1: " << endl << " ";
- cout << "Original values: ";
- copy(m1.begin(), m1.end(), ostream_iterator<int,char,char_traits<char> >(cout," "));
- cout << endl << " ";
- cout << "Previous permutation: ";
- copy(prev_m1.begin(), prev_m1.end(), ostream_iterator<int,char,char_traits<char> >(cout," "));
-
- cout << endl<< " ";
- cout << "Next Permutation: ";
- copy(next_m1.begin(), next_m1.end(), ostream_iterator<int,char,char_traits<char> >(cout," "));
- cout << endl << endl;
-
- cout << "Example 2: " << endl << " ";
- cout << "Original values: ";
- copy(m2.begin(), m2.end(), ostream_iterator<char,char,char_traits<char> >(cout," "));
- cout << endl << " ";
- cout << "Previous Permutation: ";
- copy(prev_m2.begin(), prev_m2.end(), ostream_iterator<char,char,char_traits<char> >(cout," "));
- cout << endl << " ";
-
- cout << "Next Permutation: ";
- copy(next_m2.begin(), next_m2.end(), ostream_iterator<char,char,char_traits<char> >(cout," "));
- cout << endl << endl;
-
- return 0;
- }
-