--- /dev/null
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009, 2011 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 rc_binomial_heap_/rc_binomial_heap_.hpp
+ * Contains an implementation for redundant-counter binomial heap.
+ */
+
+#include <ext/pb_ds/detail/cond_dealtor.hpp>
+#include <ext/pb_ds/detail/type_utils.hpp>
+#include <ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp>
+#include <ext/pb_ds/detail/rc_binomial_heap_/rc.hpp>
+#include <debug/debug.h>
+
+namespace __gnu_pbds
+{
+ namespace detail
+ {
+#define PB_DS_CLASS_T_DEC \
+ template<typename Value_Type, typename Cmp_Fn, typename _Alloc>
+
+#define PB_DS_CLASS_C_DEC \
+ rc_binomial_heap<Value_Type, Cmp_Fn, _Alloc>
+
+#define PB_DS_RC_C_DEC \
+ rc<typename binomial_heap_base<Value_Type, Cmp_Fn, _Alloc>::node, _Alloc>
+
+ /**
+ * Redundant-counter binomial heap.
+ *
+ * @ingroup heap-detail
+ */
+ template<typename Value_Type, typename Cmp_Fn, typename _Alloc>
+ class rc_binomial_heap
+ : public binomial_heap_base<Value_Type, Cmp_Fn, _Alloc>
+ {
+ private:
+ typedef binomial_heap_base<Value_Type, Cmp_Fn, _Alloc>
+ base_type;
+ typedef typename base_type::node_pointer node_pointer;
+ typedef typename base_type::node_const_pointer node_const_pointer;
+ typedef PB_DS_RC_C_DEC rc_t;
+
+ public:
+ typedef Value_Type value_type;
+ typedef typename _Alloc::size_type size_type;
+ typedef typename _Alloc::difference_type difference_type;
+ typedef typename base_type::pointer pointer;
+ typedef typename base_type::const_pointer const_pointer;
+ typedef typename base_type::reference reference;
+ typedef typename base_type::const_reference const_reference;
+ typedef typename base_type::point_const_iterator point_const_iterator;
+ typedef typename base_type::point_iterator point_iterator;
+ typedef typename base_type::const_iterator const_iterator;
+ typedef typename base_type::iterator iterator;
+ typedef typename base_type::cmp_fn cmp_fn;
+ typedef typename base_type::allocator_type allocator_type;
+
+ rc_binomial_heap();
+
+ rc_binomial_heap(const Cmp_Fn&);
+
+ rc_binomial_heap(const PB_DS_CLASS_C_DEC&);
+
+ ~rc_binomial_heap();
+
+ void
+ swap(PB_DS_CLASS_C_DEC&);
+
+ inline point_iterator
+ push(const_reference);
+
+ void
+ modify(point_iterator, const_reference);
+
+ inline void
+ pop();
+
+ void
+ erase(point_iterator);
+
+ inline void
+ clear();
+
+ template<typename Pred>
+ size_type
+ erase_if(Pred);
+
+ template<typename Pred>
+ void
+ split(Pred, PB_DS_CLASS_C_DEC&);
+
+ void
+ join(PB_DS_CLASS_C_DEC&);
+
+#ifdef _GLIBCXX_DEBUG
+ void
+ assert_valid(const char*, int) const;
+#endif
+
+#ifdef PB_DS_RC_BINOMIAL_HEAP_TRACE_
+ void
+ trace() const;
+#endif
+
+ private:
+
+ inline node_pointer
+ link_with_next_sibling(node_pointer);
+
+ void
+ make_0_exposed();
+
+ void
+ make_binomial_heap();
+
+#ifdef _GLIBCXX_DEBUG
+ static node_const_pointer
+ next_2_pointer(node_const_pointer);
+
+ static node_const_pointer
+ next_after_0_pointer(node_const_pointer);
+#endif
+
+ rc_t m_rc;
+ };
+
+#include <ext/pb_ds/detail/rc_binomial_heap_/constructors_destructor_fn_imps.hpp>
+#include <ext/pb_ds/detail/rc_binomial_heap_/debug_fn_imps.hpp>
+#include <ext/pb_ds/detail/rc_binomial_heap_/erase_fn_imps.hpp>
+#include <ext/pb_ds/detail/rc_binomial_heap_/trace_fn_imps.hpp>
+#include <ext/pb_ds/detail/rc_binomial_heap_/insert_fn_imps.hpp>
+#include <ext/pb_ds/detail/rc_binomial_heap_/split_join_fn_imps.hpp>
+
+#undef PB_DS_CLASS_C_DEC
+#undef PB_DS_CLASS_T_DEC
+#undef PB_DS_RC_C_DEC
+ } // namespace detail
+} // namespace __gnu_pbds
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