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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
#ifndef __GNUG__
#include <bool.h>
#endif
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
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