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1378 lines
28 KiB
C++
1378 lines
28 KiB
C++
// -- algorithm.hpp -- Boost Lambda Library -----------------------------------
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// Copyright (C) 2002 Jaakko Jarvi (jaakko.jarvi@cs.utu.fi)
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// Copyright (C) 2002 Gary Powell (gwpowell@hotmail.com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// For more information, see http://www.boost.org
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#ifndef BOOST_LAMBDA_ALGORITHM_HPP
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#define BOOST_LAMBDA_ALGORITHM_HPP
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#include "boost/lambda/core.hpp"
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#include <algorithm>
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#include <iterator> // for iterator_traits
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#include <utility> // for std::pair
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namespace boost {
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namespace lambda {
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namespace ll {
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// for_each ---------------------------------
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struct for_each {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C>
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C
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operator()(A a, A b, C c) const
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{ return ::std::for_each(a, b, c); }
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};
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// find ---------------------------------
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struct find {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A, class C>
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A
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operator()(A a, A b, const C& c) const
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{ return ::std::find(a, b, c); }
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};
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// find_if ---------------------------------
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struct find_if {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A, class C>
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A
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operator()(A a, A b, C c) const
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{ return ::std::find_if(a, b, c); }
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};
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// find_end ---------------------------------
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struct find_end {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A, class C>
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A
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operator()(A a, A b, C c, C d) const
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{ return ::std::find_end(a, b, c, d); }
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template <class A, class C, class E>
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A
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operator()(A a, A b, C c, C d, E e) const
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{ return ::std::find_end(a, b, c, d, e); }
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};
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// find_first_of ---------------------------------
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struct find_first_of {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A, class C>
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A
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operator()(A a, A b, C c, C d) const
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{ return ::std::find_first_of(a, b, c, d); }
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template <class A, class C, class E>
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A
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operator()(A a, A b, C c, C d, E e) const
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{ return ::std::find_first_of(a, b, c, d, e); }
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};
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// adjacent_find ---------------------------------
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struct adjacent_find {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A>
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A
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operator()(A a, A b) const
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{ return ::std::adjacent_find(a, b); }
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template <class A, class C>
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A
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operator()(A a, A b, C c) const
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{ return ::std::adjacent_find(a, b, c); }
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};
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// count ---------------------------------
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struct count {
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template <class Args>
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struct sig {
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typedef typename ::std::iterator_traits<
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typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type
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>::difference_type type;
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};
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template <class A, class C >
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typename ::std::iterator_traits<A>::difference_type
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operator()(A a, A b, const C& c) const
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{ return ::std::count(a, b, c); }
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};
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// count_if ---------------------------------
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struct count_if {
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template <class Args>
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struct sig {
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typedef typename ::std::iterator_traits<
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typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type
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>::difference_type type;
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};
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template <class A, class C >
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typename ::std::iterator_traits<A>::difference_type
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operator()(A a, A b, C c) const
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{ return ::std::count_if(a, b, c); }
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};
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// mismatch ---------------------------------
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struct mismatch {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type element1_type;
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type element2_type;
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typedef ::std::pair< element1_type, element2_type > type;
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};
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template <class A, class C >
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::std::pair<A,C>
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operator()(A a, A b, C c) const
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{ return ::std::mismatch(a, b, c); }
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template <class A, class C, class D>
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::std::pair<A,C>
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operator()(A a, A b, C c, D d) const
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{ return ::std::mismatch(a, b, c, d); }
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};
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// equal ---------------------------------
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struct equal {
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template <class Args>
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struct sig {
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typedef bool type;
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};
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template <class A, class C >
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bool
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operator()(A a, A b, C c) const
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{ return ::std::equal(a, b, c); }
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template <class A, class C, class D>
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bool
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operator()(A a, A b, C c, D d) const
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{ return ::std::equal(a, b, c, d); }
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};
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// search --------------------------------
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struct search {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A, class C>
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A
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operator()(A a, A b, C c, C d) const
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{ return std::search(a, b, c, d);}
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template <class A, class C, class E>
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A
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operator()(A a, A b, C c, C d, E e) const
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{ return std::search(a, b, c, d, e);}
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};
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// copy ---------------------------------
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struct copy {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C>
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C
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operator()(A a, A b, C c) const
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{ return ::std::copy(a, b, c); }
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};
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// copy_backward ---------------------------------
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struct copy_backward {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C>
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C
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operator()(A a, A b, C c) const
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{ return ::std::copy_backward(a, b, c); }
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};
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// swap ---------------------------------
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struct swap {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A>
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void
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operator()(A a, A b) const
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{ ::std::swap(a, b); }
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};
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// swap_ranges ---------------------------------
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struct swap_ranges {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C>
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C
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operator()(A a, A b, C c) const
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{ return ::std::swap_ranges(a, b, c); }
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};
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// iter_swap ---------------------------------
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struct iter_swap {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A>
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void
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operator()(A a, A b) const
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{ ::std::iter_swap(a, b); }
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};
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// transform --------------------------------
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struct transform {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<
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boost::tuples::length<Args>::value - 2,
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Args
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>::type
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>::type type;
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};
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template <class A, class C, class D>
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C
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operator()(A a, A b, C c, D d) const
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{ return std::transform(a, b, c, d);}
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template <class A, class C, class D, class E>
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D
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operator()(A a, A b, C c, D d, E e) const
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{ return std::transform(a, b, c, d, e);}
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};
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// replace ---------------------------------
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struct replace {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A, class C>
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void
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operator()(A a, A b, const C& c, const C& d) const
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{ ::std::replace(a, b, c, d); }
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};
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// replace_if ---------------------------------
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struct replace_if {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A, class C, class D>
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void
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operator()(A a, A b, C c, const D& d) const
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{ ::std::replace_if(a, b, c, d); }
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};
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// replace_copy ---------------------------------
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struct replace_copy {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C, class D>
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C
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operator()(A a, A b, C c, const D& d, const D& e) const
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{ return ::std::replace_copy(a, b, c, d, e); }
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};
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// replace_copy_if ---------------------------------
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struct replace_copy_if {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C, class D, class E>
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C
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operator()(A a, A b, C c, D d, const E& e) const
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{ return ::std::replace_copy_if(a, b, c, d, e); }
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};
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// fill ---------------------------------
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struct fill {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A, class C>
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void
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operator()(A a, A b, const C& c) const
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{ ::std::fill(a, b, c); }
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};
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// fill_n ---------------------------------
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struct fill_n {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A, class B, class C>
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void
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operator()(A a, B b, const C& c) const
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{ ::std::fill_n(a, b, c); }
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};
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// generate ---------------------------------
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struct generate {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A, class C>
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void
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operator()(A a, A b, C c) const
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{ ::std::generate(a, b, c); }
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};
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// generate_n ---------------------------------
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struct generate_n {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A, class B, class C>
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void
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operator()(A a, B b, C c) const
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{ ::std::generate_n(a, b, c); }
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};
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// remove ---------------------------------
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struct remove {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A, class C >
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A
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operator()(A a, A b, const C& c) const
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{ return ::std::remove(a, b, c); }
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};
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// remove_if ---------------------------------
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struct remove_if {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A, class C >
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A
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operator()(A a, A b, C c) const
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{ return ::std::remove_if(a, b, c); }
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};
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// remove_copy ---------------------------------
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struct remove_copy {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C, class D >
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C
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operator()(A a, A b, C c, const D& d) const
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{ return ::std::remove_copy(a, b, c, d); }
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};
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// remove_copy_if ---------------------------------
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struct remove_copy_if {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C, class D >
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C
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operator()(A a, A b, C c, D d) const
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{ return ::std::remove_copy_if(a, b, c, d); }
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};
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// unique ---------------------------------
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struct unique {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<1, Args>::type
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>::type type;
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};
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template <class A>
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A
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operator()(A a, A b) const
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{ return ::std::unique(a, b); }
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template <class A, class C>
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A
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operator()(A a, A b, C c) const
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{ return ::std::unique(a, b, c); }
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};
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// unique_copy ---------------------------------
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struct unique_copy {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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template <class A, class C >
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C
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operator()(A a, A b, C c) const
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{ return ::std::unique_copy(a, b, c); }
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template <class A, class C, class D>
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C
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operator()(A a, A b, C c, D d) const
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{ return ::std::unique_copy(a, b, c, d); }
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};
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// reverse ---------------------------------
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struct reverse {
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template <class Args>
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struct sig {
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typedef void type;
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};
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template <class A>
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void
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operator()(A a, A b) const
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{ ::std::reverse(a, b); }
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};
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// reverse_copy ---------------------------------
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struct reverse_copy {
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template <class Args>
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struct sig {
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typedef typename boost::remove_const<
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typename boost::tuples::element<3, Args>::type
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>::type type;
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};
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|
template <class A, class C >
|
|
C
|
|
operator()(A a, A b, C c) const
|
|
{ return ::std::reverse_copy(a, b, c); }
|
|
|
|
};
|
|
|
|
// rotate ---------------------------------
|
|
|
|
struct rotate {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b, A c) const
|
|
{ ::std::rotate(a, b, c); }
|
|
|
|
};
|
|
|
|
// rotate_copy ---------------------------------
|
|
|
|
struct rotate_copy {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<3, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class D>
|
|
D
|
|
operator()(A a, A b, A c, D d) const
|
|
{ return ::std::rotate_copy(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// random_shuffle ---------------------------------
|
|
|
|
struct random_shuffle {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b) const
|
|
{ ::std::random_shuffle(a, b); }
|
|
|
|
template <class A, class C>
|
|
void
|
|
operator()(A a, A b, const C& c) const
|
|
{ ::std::random_shuffle(a, b, c); }
|
|
|
|
};
|
|
|
|
|
|
// partition ---------------------------------
|
|
|
|
struct partition {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(A a, A b, C c) const
|
|
{ return ::std::partition(a, b, c); }
|
|
|
|
};
|
|
|
|
// stable_partition ---------------------------------
|
|
|
|
struct stable_partition {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(A a, A b, C c) const
|
|
{ return ::std::stable_partition(a, b, c); }
|
|
|
|
};
|
|
|
|
// sort ---------------------------------
|
|
|
|
struct sort {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b) const
|
|
{ ::std::sort(a, b); }
|
|
|
|
template <class A, class C>
|
|
void
|
|
operator()(A a, A b, C c) const
|
|
{ ::std::sort(a, b, c); }
|
|
|
|
};
|
|
|
|
// stable_sort ---------------------------------
|
|
|
|
struct stable_sort {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b) const
|
|
{ ::std::stable_sort(a, b); }
|
|
|
|
template <class A, class C>
|
|
void
|
|
operator()(A a, A b, C c) const
|
|
{ ::std::stable_sort(a, b, c); }
|
|
|
|
};
|
|
|
|
// partial_sort ---------------------------------
|
|
|
|
struct partial_sort {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b, A c) const
|
|
{ ::std::partial_sort(a, b, c); }
|
|
|
|
template <class A, class D>
|
|
void
|
|
operator()(A a, A b, A c, D d) const
|
|
{ ::std::partial_sort(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// partial_sort_copy ---------------------------------
|
|
|
|
struct partial_sort_copy {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<3, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
C
|
|
operator()(A a, A b, C c, C d) const
|
|
{ return ::std::partial_sort_copy(a, b, c, d); }
|
|
|
|
template <class A, class C, class E >
|
|
C
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return ::std::partial_sort_copy(a, b, c, d, e); }
|
|
};
|
|
|
|
// nth_element ---------------------------------
|
|
|
|
struct nth_element {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b, A c) const
|
|
{ ::std::nth_element(a, b, c); }
|
|
|
|
template <class A, class D>
|
|
void
|
|
operator()(A a, A b, A c, D d) const
|
|
{ ::std::nth_element(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// lower_bound ---------------------------------
|
|
|
|
struct lower_bound {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(A a, A b, const C& c) const
|
|
{ return ::std::lower_bound(a, b, c); }
|
|
|
|
template <class A, class C, class D>
|
|
A
|
|
operator()(A a, A b, const C& c, D d) const
|
|
{ return ::std::lower_bound(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// upper_bound ---------------------------------
|
|
|
|
struct upper_bound {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(A a, A b, const C& c) const
|
|
{ return ::std::upper_bound(a, b, c); }
|
|
|
|
template <class A, class C, class D>
|
|
A
|
|
operator()(A a, A b, const C& c, D d) const
|
|
{ return ::std::upper_bound(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// equal_range ---------------------------------
|
|
|
|
struct equal_range {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type element_type;
|
|
|
|
typedef ::std::pair< element_type, element_type > type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
::std::pair<A,A>
|
|
operator()(A a, A b, const C& c) const
|
|
{ return ::std::equal_range(a, b, c); }
|
|
|
|
template <class A, class C, class D>
|
|
::std::pair<A,A>
|
|
operator()(A a, A b, const C& c, D d) const
|
|
{ return ::std::equal_range(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// binary_search ---------------------------------
|
|
|
|
struct binary_search {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef bool type;
|
|
};
|
|
|
|
template <class A, class C >
|
|
bool
|
|
operator()(A a, A b, const C& c) const
|
|
{ return ::std::binary_search(a, b, c); }
|
|
|
|
template <class A, class C, class D>
|
|
bool
|
|
operator()(A a, A b, const C& c, D d) const
|
|
{ return ::std::binary_search(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// merge --------------------------------
|
|
|
|
struct merge {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<5, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C, class E>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return std::merge(a, b, c, d, e);}
|
|
|
|
template <class A, class C, class E, class F>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e, F f) const
|
|
{ return std::merge(a, b, c, d, e, f);}
|
|
|
|
};
|
|
|
|
// inplace_merge ---------------------------------
|
|
|
|
struct inplace_merge {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b, A c) const
|
|
{ ::std::inplace_merge(a, b, c); }
|
|
|
|
template <class A, class D>
|
|
void
|
|
operator()(A a, A b, A c, D d) const
|
|
{ ::std::inplace_merge(a, b, c, d); }
|
|
|
|
};
|
|
|
|
// includes ---------------------------------
|
|
|
|
struct includes {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef bool type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
bool
|
|
operator()(A a, A b, C c, C d) const
|
|
{ return ::std::includes(a, b, c, d); }
|
|
|
|
template <class A, class C, class E>
|
|
bool
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return ::std::includes(a, b, c, d, e); }
|
|
|
|
};
|
|
|
|
// set_union --------------------------------
|
|
|
|
struct set_union {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<5, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C, class E>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return std::set_union(a, b, c, d, e);}
|
|
|
|
template <class A, class C, class E, class F>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e, F f) const
|
|
{ return std::set_union(a, b, c, d, e, f);}
|
|
|
|
};
|
|
|
|
// set_intersection --------------------------------
|
|
|
|
struct set_intersection {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<5, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C, class E>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return std::set_intersection(a, b, c, d, e);}
|
|
|
|
template <class A, class C, class E, class F>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e, F f) const
|
|
{ return std::set_intersection(a, b, c, d, e, f);}
|
|
|
|
};
|
|
|
|
// set_difference --------------------------------
|
|
|
|
struct set_difference {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<5, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C, class E>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return std::set_difference(a, b, c, d, e);}
|
|
|
|
template <class A, class C, class E, class F>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e, F f) const
|
|
{ return std::set_difference(a, b, c, d, e, f);}
|
|
|
|
};
|
|
|
|
|
|
// set_symmetric_difference --------------------------------
|
|
|
|
struct set_symmetric_difference {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<5, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A, class C, class E>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return std::set_symmetric_difference(a, b, c, d, e);}
|
|
|
|
template <class A, class C, class E, class F>
|
|
E
|
|
operator()(A a, A b, C c, C d, E e, F f) const
|
|
{ return std::set_symmetric_difference(a, b, c, d, e, f);}
|
|
|
|
};
|
|
|
|
// push_heap ---------------------------------
|
|
|
|
struct push_heap {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b) const
|
|
{ ::std::push_heap(a, b); }
|
|
|
|
template <class A, class C>
|
|
void
|
|
operator()(A a, A b, C c) const
|
|
{ ::std::push_heap(a, b, c); }
|
|
|
|
};
|
|
|
|
// pop_heap ---------------------------------
|
|
|
|
struct pop_heap {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b) const
|
|
{ ::std::pop_heap(a, b); }
|
|
|
|
template <class A, class C>
|
|
void
|
|
operator()(A a, A b, C c) const
|
|
{ ::std::pop_heap(a, b, c); }
|
|
|
|
};
|
|
|
|
|
|
// make_heap ---------------------------------
|
|
|
|
struct make_heap {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b) const
|
|
{ ::std::make_heap(a, b); }
|
|
|
|
template <class A, class C>
|
|
void
|
|
operator()(A a, A b, C c) const
|
|
{ ::std::make_heap(a, b, c); }
|
|
|
|
};
|
|
|
|
// sort_heap ---------------------------------
|
|
|
|
struct sort_heap {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef void type;
|
|
};
|
|
|
|
template <class A>
|
|
void
|
|
operator()(A a, A b) const
|
|
{ ::std::sort_heap(a, b); }
|
|
|
|
template <class A, class C>
|
|
void
|
|
operator()(A a, A b, C c) const
|
|
{ ::std::sort_heap(a, b, c); }
|
|
|
|
};
|
|
|
|
// min ---------------------------------
|
|
|
|
struct min {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A>
|
|
A
|
|
operator()(const A& a, const A& b) const
|
|
{ return (::std::min)(a, b); }
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(const A& a, const A& b, C c) const
|
|
{ return (::std::min)(a, b, c); }
|
|
|
|
};
|
|
|
|
// max ---------------------------------
|
|
|
|
struct max {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A>
|
|
A
|
|
operator()(const A& a, const A& b) const
|
|
{ return (::std::max)(a, b); }
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(const A& a, const A& b, C c) const
|
|
{ return (::std::max)(a, b, c); }
|
|
|
|
};
|
|
|
|
struct min_element {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A>
|
|
A
|
|
operator()(A a, A b) const
|
|
{ return ::std::min_element(a, b); }
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(A a, A b, C c) const
|
|
{ return ::std::min_element(a, b, c); }
|
|
|
|
};
|
|
|
|
// max_element ---------------------------------
|
|
|
|
struct max_element {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef typename boost::remove_const<
|
|
typename boost::tuples::element<1, Args>::type
|
|
>::type type;
|
|
};
|
|
|
|
template <class A>
|
|
A
|
|
operator()(A a, A b) const
|
|
{ return ::std::max_element(a, b); }
|
|
|
|
template <class A, class C>
|
|
A
|
|
operator()(A a, A b, C c) const
|
|
{ return ::std::max_element(a, b, c); }
|
|
|
|
};
|
|
|
|
|
|
// lexicographical_compare ---------------------------------
|
|
|
|
struct lexicographical_compare {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef bool type;
|
|
};
|
|
|
|
template <class A, class C>
|
|
bool
|
|
operator()(A a, A b, C c, C d) const
|
|
{ return ::std::lexicographical_compare(a, b, c, d); }
|
|
|
|
template <class A, class C, class E>
|
|
bool
|
|
operator()(A a, A b, C c, C d, E e) const
|
|
{ return ::std::lexicographical_compare(a, b, c, d, e); }
|
|
|
|
};
|
|
|
|
// next_permutation ---------------------------------
|
|
|
|
struct next_permutation {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef bool type;
|
|
};
|
|
|
|
template <class A>
|
|
bool
|
|
operator()(A a, A b) const
|
|
{ return ::std::next_permutation(a, b); }
|
|
|
|
template <class A, class C >
|
|
bool
|
|
operator()(A a, A b, C c) const
|
|
{ return ::std::next_permutation(a, b, c); }
|
|
|
|
};
|
|
|
|
// prev_permutation ---------------------------------
|
|
|
|
struct prev_permutation {
|
|
|
|
template <class Args>
|
|
struct sig {
|
|
typedef bool type;
|
|
};
|
|
|
|
template <class A>
|
|
bool
|
|
operator()(A a, A b) const
|
|
{ return ::std::prev_permutation(a, b); }
|
|
|
|
template <class A, class C >
|
|
bool
|
|
operator()(A a, A b, C c) const
|
|
{ return ::std::prev_permutation(a, b, c); }
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
} // end of ll namespace
|
|
|
|
// There is no good way to call an overloaded member function in a
|
|
// lambda expression.
|
|
// The macro below defines a function object class for calling a
|
|
// const_iterator returning member function of a container.
|
|
|
|
#define CALL_MEMBER(X) \
|
|
struct call_##X { \
|
|
template <class Args> \
|
|
struct sig { \
|
|
typedef typename boost::remove_const< \
|
|
typename boost::tuples::element<1, Args>::type \
|
|
>::type::const_iterator type; \
|
|
}; \
|
|
\
|
|
template<class T> \
|
|
typename T::const_iterator \
|
|
operator()(const T& t) const \
|
|
{ \
|
|
return t.X(); \
|
|
} \
|
|
};
|
|
|
|
// create call_begin and call_end classes
|
|
CALL_MEMBER(begin)
|
|
CALL_MEMBER(end)
|
|
|
|
#undef CALL_MEMBER
|
|
|
|
} // end of lambda namespace
|
|
} // end of boost namespace
|
|
|
|
|
|
|
|
#endif
|