template< class... Args > iterator emplace( Args&&.

local_iterator begin( size_type n );

reverse_iterator rbegin();

template< class Key, class Compare, class Alloc

size_type size() const;

template <class... Args> iterator emplace_hint( const_iterator

(1)

reverse_iterator rbegin();

bool empty() const;

void resize( size_type count, T value = T() );