--- /dev/null
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009 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 ov_tree_map_.hpp
+ * Contains an implementation class for ov_tree_.
+ */
+
+#include <map>
+#include <set>
+#include <ext/pb_ds/tree_policy.hpp>
+#include <ext/pb_ds/detail/eq_fn/eq_by_less.hpp>
+#include <ext/pb_ds/detail/types_traits.hpp>
+#include <ext/pb_ds/detail/debug_map_base.hpp>
+#include <ext/pb_ds/detail/type_utils.hpp>
+#include <ext/pb_ds/exception.hpp>
+#include <ext/pb_ds/detail/tree_trace_base.hpp>
+#include <utility>
+#include <functional>
+#include <algorithm>
+#include <vector>
+#include <assert.h>
+#include <debug/debug.h>
+
+namespace __gnu_pbds
+{
+ namespace detail
+ {
+#define PB_DS_CLASS_T_DEC \
+ template<typename Key, typename Mapped, class Cmp_Fn, \
+ class Node_And_It_Traits, class Allocator>
+
+#ifdef PB_DS_DATA_TRUE_INDICATOR
+#define PB_DS_OV_TREE_CLASS_NAME ov_tree_data_
+#endif
+
+#ifdef PB_DS_DATA_FALSE_INDICATOR
+#define PB_DS_OV_TREE_CLASS_NAME ov_tree_no_data_
+#endif
+
+#ifdef PB_DS_DATA_TRUE_INDICATOR
+#define PB_DS_CONST_NODE_ITERATOR_NAME ov_tree_const_node_iterator_data_
+#else
+#define PB_DS_CONST_NODE_ITERATOR_NAME ov_tree_const_node_iterator_no_data_
+#endif
+
+#define PB_DS_CLASS_C_DEC \
+ PB_DS_OV_TREE_CLASS_NAME<Key, Mapped, Cmp_Fn, Node_And_It_Traits, Allocator>
+
+#define PB_DS_TYPES_TRAITS_C_DEC \
+ types_traits<Key, Mapped, Allocator, false>
+
+#ifdef _GLIBCXX_DEBUG
+#define PB_DS_DEBUG_MAP_BASE_C_DEC \
+ debug_map_base<Key, eq_by_less<Key, Cmp_Fn>, \
+ typename Allocator::template rebind<Key>::other::const_reference>
+#endif
+
+#ifdef PB_DS_DATA_TRUE_INDICATOR
+#define PB_DS_V2F(X) (X).first
+#define PB_DS_V2S(X) (X).second
+#define PB_DS_EP2VP(X)& ((X)->m_value)
+#endif
+
+#ifdef PB_DS_DATA_FALSE_INDICATOR
+#define PB_DS_V2F(X) (X)
+#define PB_DS_V2S(X) Mapped_Data()
+#define PB_DS_EP2VP(X)& ((X)->m_value.first)
+#endif
+
+#ifdef PB_DS_TREE_TRACE
+#define PB_DS_TREE_TRACE_BASE_C_DEC \
+ tree_trace_base<typename Node_And_It_Traits::const_node_iterator, \
+ typename Node_And_It_Traits::node_iterator, \
+ Cmp_Fn, false, Allocator>
+#endif
+
+ // Ordered-vector tree associative-container.
+ template<typename Key, typename Mapped, class Cmp_Fn,
+ class Node_And_It_Traits, class Allocator>
+ class PB_DS_OV_TREE_CLASS_NAME :
+#ifdef _GLIBCXX_DEBUG
+ protected PB_DS_DEBUG_MAP_BASE_C_DEC,
+#endif
+#ifdef PB_DS_TREE_TRACE
+ public PB_DS_TREE_TRACE_BASE_C_DEC,
+#endif
+ public Cmp_Fn,
+ public Node_And_It_Traits::node_update,
+ public PB_DS_TYPES_TRAITS_C_DEC
+ {
+ private:
+ typedef PB_DS_TYPES_TRAITS_C_DEC traits_base;
+
+ typedef typename remove_const<typename traits_base::value_type>::type non_const_value_type;
+
+ typedef typename Allocator::template rebind<non_const_value_type>::other value_allocator;
+ typedef typename value_allocator::pointer value_vector;
+
+
+ typedef Cmp_Fn cmp_fn_base;
+
+#ifdef _GLIBCXX_DEBUG
+ typedef PB_DS_DEBUG_MAP_BASE_C_DEC debug_base;
+#endif
+
+ typedef typename traits_base::pointer mapped_pointer_;
+ typedef typename traits_base::const_pointer const_mapped_pointer_;
+
+ typedef typename Node_And_It_Traits::metadata_type metadata_type;
+
+ typedef typename Allocator::template rebind<metadata_type>::other metadata_allocator;
+ typedef typename metadata_allocator::pointer metadata_pointer;
+ typedef typename metadata_allocator::const_reference const_metadata_reference;
+ typedef typename metadata_allocator::reference metadata_reference;
+
+ typedef
+ typename Node_And_It_Traits::null_node_update_pointer
+ null_node_update_pointer;
+
+ public:
+
+ typedef Allocator allocator_type;
+ typedef typename Allocator::size_type size_type;
+ typedef typename Allocator::difference_type difference_type;
+
+ typedef Cmp_Fn cmp_fn;
+
+ typedef typename Node_And_It_Traits::node_update node_update;
+
+ typedef typename traits_base::key_type key_type;
+ typedef typename traits_base::key_pointer key_pointer;
+ typedef typename traits_base::const_key_pointer const_key_pointer;
+ typedef typename traits_base::key_reference key_reference;
+ typedef typename traits_base::const_key_reference const_key_reference;
+ typedef typename traits_base::mapped_type mapped_type;
+ typedef typename traits_base::mapped_pointer mapped_pointer;
+ typedef typename traits_base::const_mapped_pointer const_mapped_pointer;
+ typedef typename traits_base::mapped_reference mapped_reference;
+ typedef typename traits_base::const_mapped_reference const_mapped_reference;
+ typedef typename traits_base::value_type value_type;
+ typedef typename traits_base::pointer pointer;
+ typedef typename traits_base::const_pointer const_pointer;
+ typedef typename traits_base::reference reference;
+ typedef typename traits_base::const_reference const_reference;
+
+ typedef const_pointer const_point_iterator;
+
+#ifdef PB_DS_DATA_TRUE_INDICATOR
+ typedef pointer point_iterator;
+#else
+ typedef const_point_iterator point_iterator;
+#endif
+
+ typedef const_point_iterator const_iterator;
+
+ typedef point_iterator iterator;
+
+#include <ext/pb_ds/detail/ov_tree_map_/cond_dtor.hpp>
+
+ typedef
+ typename Node_And_It_Traits::const_node_iterator
+ const_node_iterator;
+
+ typedef typename Node_And_It_Traits::node_iterator node_iterator;
+
+ public:
+
+ PB_DS_OV_TREE_CLASS_NAME();
+
+ PB_DS_OV_TREE_CLASS_NAME(const Cmp_Fn&);
+
+ PB_DS_OV_TREE_CLASS_NAME(const Cmp_Fn&, const node_update&);
+
+ PB_DS_OV_TREE_CLASS_NAME(const PB_DS_CLASS_C_DEC&);
+
+ ~PB_DS_OV_TREE_CLASS_NAME();
+
+ void
+ swap(PB_DS_CLASS_C_DEC&);
+
+ template<typename It>
+ void
+ copy_from_range(It, It);
+
+ inline size_type
+ max_size() const;
+
+ inline bool
+ empty() const;
+
+ inline size_type
+ size() const;
+
+ Cmp_Fn&
+ get_cmp_fn();
+
+ const Cmp_Fn&
+ get_cmp_fn() const;
+
+ inline mapped_reference
+ operator[](const_key_reference r_key)
+ {
+#ifdef PB_DS_DATA_TRUE_INDICATOR
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+ point_iterator it = lower_bound(r_key);
+ if (it != end() && !Cmp_Fn::operator()(r_key, PB_DS_V2F(*it)))
+ {
+ _GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(r_key));
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+ return it->second;
+ }
+
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+ return (insert_new_val(it, std::make_pair(r_key, mapped_type()))->second);
+#else
+ insert(r_key);
+ return traits_base::s_null_mapped;
+#endif
+ }
+
+ inline std::pair<point_iterator, bool>
+ insert(const_reference r_value)
+ {
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+ const_key_reference r_key = PB_DS_V2F(r_value);
+ point_iterator it = lower_bound(r_key);
+
+ if (it != end()&& !Cmp_Fn::operator()(r_key, PB_DS_V2F(*it)))
+ {
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+ _GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(r_key));
+ return std::make_pair(it, false);
+ }
+
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+ return std::make_pair(insert_new_val(it, r_value), true);
+ }
+
+ inline point_iterator
+ lower_bound(const_key_reference r_key)
+ {
+ pointer it = m_a_values;
+ pointer e_it = m_a_values + m_size;
+ while (it != e_it)
+ {
+ pointer mid_it = it + ((e_it - it) >> 1);
+ if (cmp_fn_base::operator()(PB_DS_V2F(*mid_it), r_key))
+ it = ++mid_it;
+ else
+ e_it = mid_it;
+ }
+ return it;
+ }
+
+ inline const_point_iterator
+ lower_bound(const_key_reference r_key) const
+ { return const_cast<PB_DS_CLASS_C_DEC& >(*this).lower_bound(r_key); }
+
+ inline point_iterator
+ upper_bound(const_key_reference r_key)
+ {
+ iterator pot_it = lower_bound(r_key);
+ if (pot_it != end()&& !Cmp_Fn::operator()(r_key, PB_DS_V2F(*pot_it)))
+ {
+ _GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(r_key));
+ return ++pot_it;
+ }
+
+ _GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(r_key));
+ return pot_it;
+ }
+
+ inline const_point_iterator
+ upper_bound(const_key_reference r_key) const
+ { return const_cast<PB_DS_CLASS_C_DEC&>(*this).upper_bound(r_key); }
+
+ inline point_iterator
+ find(const_key_reference r_key)
+ {
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+ iterator pot_it = lower_bound(r_key);
+ if (pot_it != end() && !Cmp_Fn::operator()(r_key, PB_DS_V2F(*pot_it)))
+ {
+ _GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(r_key));
+ return pot_it;
+ }
+
+ _GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(r_key));
+ return end();
+ }
+
+ inline const_point_iterator
+ find(const_key_reference r_key) const
+ { return (const_cast<PB_DS_CLASS_C_DEC& >(*this).find(r_key)); }
+
+ bool
+ erase(const_key_reference);
+
+ template<typename Pred>
+ inline size_type
+ erase_if(Pred);
+
+ inline iterator
+ erase(iterator it)
+ { return erase_imp<iterator>(it); }
+
+ void
+ clear();
+
+ void
+ join(PB_DS_CLASS_C_DEC&);
+
+ void
+ split(const_key_reference, PB_DS_CLASS_C_DEC&);
+
+ inline iterator
+ begin()
+ { return m_a_values; }
+
+ inline const_iterator
+ begin() const
+ { return m_a_values; }
+
+ inline iterator
+ end()
+ { return m_end_it; }
+
+ inline const_iterator
+ end() const
+ { return m_end_it; }
+
+ inline const_node_iterator
+ node_begin() const;
+
+ inline const_node_iterator
+ node_end() const;
+
+ inline node_iterator
+ node_begin();
+
+ inline node_iterator
+ node_end();
+
+ private:
+
+ inline void
+ update(node_iterator /*it*/, null_node_update_pointer);
+
+ template<typename Node_Update>
+ void
+ update(node_iterator, Node_Update*);
+
+ void
+ reallocate_metadata(null_node_update_pointer, size_type);
+
+ template<typename Node_Update_>
+ void
+ reallocate_metadata(Node_Update_*, size_type);
+
+ template<typename It>
+ void
+ copy_from_ordered_range(It, It);
+
+ void
+ value_swap(PB_DS_CLASS_C_DEC&);
+
+ template<typename It>
+ void
+ copy_from_ordered_range(It, It, It, It);
+
+ template<typename Ptr>
+ inline static Ptr
+ mid_pointer(Ptr p_begin, Ptr p_end)
+ {
+ _GLIBCXX_DEBUG_ASSERT(p_end >= p_begin);
+ return (p_begin + (p_end - p_begin) / 2);
+ }
+
+ inline iterator
+ insert_new_val(iterator it, const_reference r_value)
+ {
+ _GLIBCXX_DEBUG_ONLY(assert_valid();)
+#ifdef PB_DS_REGRESSION
+ typename Allocator::group_throw_prob_adjustor adjust(m_size);
+#endif
+
+ _GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(PB_DS_V2F(r_value)));
+
+ value_vector a_values = s_value_alloc.allocate(m_size + 1);
+
+ iterator source_it = begin();
+ iterator source_end_it = end();
+ iterator target_it = a_values;
+ iterator ret_it;
+
+ cond_dtor<size_type> cd(a_values, target_it, m_size + 1);
+ while (source_it != it)
+ {
+ new (const_cast<void* >(static_cast<const void* >(target_it)))
+ value_type(*source_it++);
+ ++target_it;
+ }
+
+ new (const_cast<void* >(static_cast<const void* >(ret_it = target_it)))
+ value_type(r_value);
+ ++target_it;
+
+ while (source_it != source_end_it)
+ {
+ new (const_cast<void* >(static_cast<const void* >(target_it)))
+ value_type(*source_it++);
+ ++target_it;
+ }
+
+ reallocate_metadata((node_update* )this, m_size + 1);
+ cd.set_no_action();
+ if (m_size != 0)
+ {
+ cond_dtor<size_type> cd1(m_a_values, m_end_it, m_size);
+ }
+
+ ++m_size;
+ m_a_values = a_values;
+ m_end_it = m_a_values + m_size;
+ _GLIBCXX_DEBUG_ONLY(debug_base::insert_new(PB_DS_V2F(r_value)));
+ update(node_begin(), (node_update* )this);
+ _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();)
+ return ret_it;
+ }
+
+#ifdef _GLIBCXX_DEBUG
+ void
+ assert_valid() const;
+
+ void
+ assert_iterators() const;
+#endif
+
+ template<typename It>
+ It
+ erase_imp(It it);
+
+ inline const_node_iterator
+ PB_DS_node_begin_imp() const;
+
+ inline const_node_iterator
+ PB_DS_node_end_imp() const;
+
+ inline node_iterator
+ PB_DS_node_begin_imp();
+
+ inline node_iterator
+ PB_DS_node_end_imp();
+
+ private:
+ static value_allocator s_value_alloc;
+ static metadata_allocator s_metadata_alloc;
+
+ value_vector m_a_values;
+ metadata_pointer m_a_metadata;
+ iterator m_end_it;
+ size_type m_size;
+ };
+
+#include <ext/pb_ds/detail/ov_tree_map_/constructors_destructor_fn_imps.hpp>
+#include <ext/pb_ds/detail/ov_tree_map_/iterators_fn_imps.hpp>
+#include <ext/pb_ds/detail/ov_tree_map_/debug_fn_imps.hpp>
+#include <ext/pb_ds/detail/ov_tree_map_/erase_fn_imps.hpp>
+#include <ext/pb_ds/detail/ov_tree_map_/insert_fn_imps.hpp>
+#include <ext/pb_ds/detail/ov_tree_map_/info_fn_imps.hpp>
+#include <ext/pb_ds/detail/ov_tree_map_/split_join_fn_imps.hpp>
+#include <ext/pb_ds/detail/bin_search_tree_/policy_access_fn_imps.hpp>
+
+#undef PB_DS_CLASS_C_DEC
+#undef PB_DS_CLASS_T_DEC
+#undef PB_DS_OV_TREE_CLASS_NAME
+#undef PB_DS_TYPES_TRAITS_C_DEC
+#undef PB_DS_DEBUG_MAP_BASE_C_DEC
+#ifdef PB_DS_TREE_TRACE
+#undef PB_DS_TREE_TRACE_BASE_C_DEC
+#endif
+
+#undef PB_DS_V2F
+#undef PB_DS_EP2VP
+#undef PB_DS_V2S
+#undef PB_DS_CONST_NODE_ITERATOR_NAME
+
+ } // namespace detail
+} // namespace __gnu_pbds
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