template <class M> pair<iterator, bool> insert_or_assign(const

float max_load_factor() const; (1)

void assign( size_type count, const T& value );

(1)

reference front();

void unique(); (1)

reverse_iterator rend();

template <class M> pair<iterator, bool> insert_or_assign(const

iterator find( const Key& key ); (1)

iterator before_begin();