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편집 파일: find_fn_imps.hpp

// -*- C++ -*- // Copyright (C) 2005-2018 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the terms // of the GNU General Public License as published by the Free Software // Foundation; either version 3, or (at your option) any later // version. // This library is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // <http://www.gnu.org/licenses/>. // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. // Permission to use, copy, modify, sell, and distribute this software // is hereby granted without fee, provided that the above copyright // notice appears in all copies, and that both that copyright notice // and this permission notice appear in supporting documentation. None // of the above authors, nor IBM Haifa Research Laboratories, make any // representation about the suitability of this software for any // purpose. It is provided "as is" without express or implied // warranty. /** * @file binary_heap_/find_fn_imps.hpp * Contains an implementation class for a binary_heap. */ PB_DS_CLASS_T_DEC inline typename PB_DS_CLASS_C_DEC::const_reference PB_DS_CLASS_C_DEC:: top() const { PB_DS_ASSERT_VALID((*this)) _GLIBCXX_DEBUG_ASSERT(!empty()); return top_imp(s_no_throw_copies_ind); } PB_DS_CLASS_T_DEC inline typename PB_DS_CLASS_C_DEC::const_reference PB_DS_CLASS_C_DEC:: top_imp(true_type) const { return *m_a_entries; } PB_DS_CLASS_T_DEC inline typename PB_DS_CLASS_C_DEC::const_reference PB_DS_CLASS_C_DEC:: top_imp(false_type) const { return **m_a_entries; } PB_DS_CLASS_T_DEC inline typename PB_DS_CLASS_C_DEC::size_type PB_DS_CLASS_C_DEC:: left_child(size_type i) { return i * 2 + 1; } PB_DS_CLASS_T_DEC inline typename PB_DS_CLASS_C_DEC::size_type PB_DS_CLASS_C_DEC:: right_child(size_type i) { return i * 2 + 2; } PB_DS_CLASS_T_DEC inline typename PB_DS_CLASS_C_DEC::size_type PB_DS_CLASS_C_DEC:: parent(size_type i) { return (i - 1) / 2; }