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- /*
- *
- * Copyright (c) 1994
- * Hewlett-Packard Company
- *
- * Permission to use, copy, modify, distribute and sell this software
- * and its documentation for any purpose is hereby granted without fee,
- * provided that the above copyright notice appear in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation. Hewlett-Packard Company makes no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- */
-
- #ifndef PAIR_H
- #define PAIR_H
-
- #include <bool.h>
-
- template <class T1, class T2>
- struct pair {
- T1 first;
- T2 second;
- pair(){}
- pair(const T1& a, const T2& b) : first(a), second(b) {}
- };
-
- template <class T1, class T2>
- inline bool operator==(const pair<T1, T2>& x, const pair<T1, T2>& y) {
- return x.first == y.first && x.second == y.second;
- }
-
- template <class T1, class T2>
- inline bool operator<(const pair<T1, T2>& x, const pair<T1, T2>& y) {
- return x.first < y.first || (!(y.first < x.first) && x.second < y.second);
- }
-
- template <class T1, class T2>
- inline pair<T1, T2> make_pair(const T1& x, const T2& y) {
- return pair<T1, T2>(x, y);
- }
-
- #endif
-