size_type bucket( const Key& key ) const;

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

size_type bucket_count() const;

void shrink_to_fit();

size_type count( const Key& key ) const; (1)

size_type max_size() const;

reference front();

void push_back( const T& value ); (1)

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

template< class T, std::size_t N > bool operator==( const array<T,N>&