262 lines
8.3 KiB
C++
262 lines
8.3 KiB
C++
#ifndef __QUEUE_H
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#define __QUEUE_H
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#pragma option push -b -a8 -pc -Vx- -Ve- -w-inl -w-aus -w-sig
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// -*- C++ -*-
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#ifndef __STD_QUEUE__
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#define __STD_QUEUE__
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/***************************************************************************
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*
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* queue - declarations for the Standard Library queue classes
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*
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***************************************************************************
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*
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* Copyright (c) 1994
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* Hewlett-Packard Company
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Hewlett-Packard Company makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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*
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***************************************************************************
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*
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* Copyright (c) 1994-1999 Rogue Wave Software, Inc. All Rights Reserved.
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*
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* This computer software is owned by Rogue Wave Software, Inc. and is
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* protected by U.S. copyright laws and other laws and by international
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* treaties. This computer software is furnished by Rogue Wave Software,
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* Inc. pursuant to a written license agreement and may be used, copied,
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* transmitted, and stored only in accordance with the terms of such
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* license and with the inclusion of the above copyright notice. This
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* computer software or any other copies thereof may not be provided or
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* otherwise made available to any other person.
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*
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* U.S. Government Restricted Rights. This computer software is provided
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* with Restricted Rights. Use, duplication, or disclosure by the
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* Government is subject to restrictions as set forth in subparagraph (c)
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* (1) (ii) of The Rights in Technical Data and Computer Software clause
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* at DFARS 252.227-7013 or subparagraphs (c) (1) and (2) of the
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* Commercial Computer Software – Restricted Rights at 48 CFR 52.227-19,
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* as applicable. Manufacturer is Rogue Wave Software, Inc., 5500
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* Flatiron Parkway, Boulder, Colorado 80301 USA.
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*
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**************************************************************************/
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#include <stdcomp.h>
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#include <algorithm>
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#include <functional>
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#include <deque>
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#include <vector>
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#ifndef _RWSTD_NO_NAMESPACE
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namespace std {
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#endif
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template <class T, class Container _RWSTD_COMPLEX_DEFAULT(deque<T>) >
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class queue;
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#ifdef _RWSTD_NO_UNDEFINED_FRIEND
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template <class T, class Container>
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inline bool operator== (const queue<T,Container>& x,
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const queue<T,Container>& y);
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template <class T, class Container>
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inline bool operator< (const queue<T,Container>& x,
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const queue<T,Container>& y);
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#endif
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template <class T, class Container>
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class queue
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{
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#ifdef __TURBOC__
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friend bool (std::operator==) (const queue<T,Container>& x,
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const queue<T,Container>& y);
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friend bool (std::operator<) (const queue<T,Container>& x,
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const queue<T,Container>& y);
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#else
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friend bool operator== (const queue<T,Container>& x,
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const queue<T,Container>& y);
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friend bool operator< (const queue<T,Container>& x,
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const queue<T,Container>& y);
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#endif
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public:
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typedef _TYPENAME Container::value_type value_type;
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typedef _TYPENAME Container::size_type size_type;
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typedef _TYPENAME Container::reference reference;
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typedef _TYPENAME Container::const_reference const_reference;
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typedef Container container_type;
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protected:
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Container c;
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public:
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_EXPLICIT queue(const Container& co _RWSTD_DEFAULT_ARG(Container()))
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: c(co)
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{ ; }
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#ifdef _RWSTD_NO_DEFAULT_TEMPLATE_ARGS
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queue(void) : c(Container())
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{ ; }
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#endif
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bool empty () const { return c.empty(); }
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size_type size () const { return c.size(); }
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reference front () { return c.front(); }
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const_reference front () const { return c.front(); }
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reference back () { return c.back(); }
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const_reference back () const { return c.back(); }
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void push (const value_type& x) { c.push_back(x); }
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void pop () { c.pop_front(); }
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};
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template <class T, class Container>
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inline bool operator== (const queue<T,Container>& x,
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const queue<T,Container>& y)
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{
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return x.c == y.c;
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}
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template <class T, class Container>
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inline bool operator< (const queue<T,Container>& x,
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const queue<T,Container>& y)
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{
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return x.c < y.c;
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}
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template <class T, class Container>
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inline bool operator!= (const queue<T,Container>& x,
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const queue<T,Container>& y)
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{
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return !(x == y);
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}
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template <class T, class Container>
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inline bool operator> (const queue<T,Container>& x,
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const queue<T,Container>& y)
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{
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return y < x;
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}
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template <class T, class Container>
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inline bool operator>= (const queue<T,Container>& x,
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const queue<T,Container>& y)
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{
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return !(x < y);
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}
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template <class T, class Container>
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inline bool operator<= (const queue<T,Container>& x,
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const queue<T,Container>& y)
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{
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return !(y < x);
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}
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#ifndef _RWSTD_NO_COMPLEX_DEFAULT_TEMPLATES
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template<class T, class Container = vector<T>,
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class Compare = less<_TYPENAME Container::value_type> >
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#else
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template <class T, class Container, class Compare>
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#endif
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class priority_queue
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{
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public:
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typedef _TYPENAME Container::value_type value_type;
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typedef _TYPENAME Container::size_type size_type;
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typedef _TYPENAME Container::const_reference const_reference;
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typedef Container container_type;
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protected:
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Container c;
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Compare comp;
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public:
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_EXPLICIT priority_queue (const Compare& x _RWSTD_DEFAULT_ARG(Compare()),
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const Container& co _RWSTD_DEFAULT_ARG(Container()))
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: c(co), comp(x)
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{ ; }
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#ifdef _RWSTD_NO_DEFAULT_TEMPLATE_ARGS
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priority_queue (void)
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: c(Container()), comp(Compare())
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{ ; }
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_EXPLICIT priority_queue (const Compare& x _RWSTD_DEFAULT_ARG(Compare()))
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: c(Container()), comp(x)
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{ ; }
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#endif
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#ifndef _RWSTD_NO_MEMBER_TEMPLATES
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template <class InputIterator>
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priority_queue (InputIterator first, InputIterator last,
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const Compare& x = Compare(),
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const Container& y = Container())
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: c(y), comp(x)
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{
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c.insert(c.end(),first,last);
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make_heap(c.begin(), c.end(), comp);
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}
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#else
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priority_queue (_TYPENAME Container::const_iterator first,
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_TYPENAME Container::const_iterator last,
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const Compare& x _RWSTD_DEFAULT_ARG(Compare()))
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: c(first, last, Container::allocator_type()), comp(x)
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{
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make_heap(c.begin(), c.end(), comp);
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}
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#ifdef _RWSTD_NO_DEFAULT_TEMPLATE_ARGS
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priority_queue (_TYPENAME Container::const_iterator first,
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_TYPENAME Container::const_iterator last,
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const Compare& x _RWSTD_DEFAULT_ARG(Compare()))
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: c(first, last, Container::allocator_type()), comp(x)
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{
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make_heap(c.begin(), c.end(), comp);
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}
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priority_queue (_TYPENAME Container::const_iterator first,
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_TYPENAME Container::const_iterator last)
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: c(first, last, Container::allocator_type()), comp(Compare())
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{
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make_heap(c.begin(), c.end(), comp);
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}
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#endif
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#endif
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bool empty () const { return c.empty(); }
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size_type size () const { return c.size(); }
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const_reference top () const { return c.front(); }
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void push (const value_type& x)
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{
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c.push_back(x); push_heap(c.begin(), c.end(), comp);
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}
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void pop ()
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{
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pop_heap(c.begin(), c.end(), comp); c.pop_back();
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}
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};
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#ifndef _RWSTD_NO_NAMESPACE
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}
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#endif
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#endif /* __STD_QUEUE__ */
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#ifndef __USING_STD_NAMES__
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using namespace std;
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#endif
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#pragma option pop
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#endif /* __QUEUE_H */
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