bool empty() const;

std::pair<iterator,iterator> equal_range( const Key& key

reverse_iterator rend();

reference at( size_type pos );

void pop();

template< class T, class Alloc > bool operator==( const vector<T,Alloc>&

allocator_type get_allocator() const;

template< class T, class Container, class Alloc > struct us

(1)

template< class T, class Container, class Compare