### - d -

- difference_type : __gnu_pbds::detail::bin_search_tree_const_node_it_< Node, Const_Iterator, Iterator, _Alloc > , __gnu_pbds::detail::binary_heap_const_iterator_< Value_Type, Entry, Simple, _Alloc > , __gnu_pbds::detail::binary_heap_point_const_iterator_< Value_Type, Entry, Simple, _Alloc > , __gnu_pbds::detail::left_child_next_sibling_heap_const_iterator_< Node, _Alloc > , __gnu_pbds::detail::left_child_next_sibling_heap_node_point_const_iterator_< Node, _Alloc > , std::allocator_traits< _Alloc > , std::allocator_traits< allocator< _Tp > > , std::allocator_traits< allocator< void > > , std::iterator< _Category, _Tp, _Distance, _Pointer, _Reference > , std::pointer_traits< _Ptr > , std::pointer_traits< _Tp * > , std::set< _Key, _Compare, _Alloc > , std::unordered_map< _Key, _Tp, _Hash, _Pred, _Alloc > , std::unordered_multimap< _Key, _Tp, _Hash, _Pred, _Alloc > , std::unordered_multiset< _Value, _Hash, _Pred, _Alloc > , std::unordered_set< _Value, _Hash, _Pred, _Alloc >