namespace std {
template<class _Elem,
	class _Traits>
	class basic_ostream
		: virtual public basic_ios<_Elem, _Traits>
	{	// control insertions into a stream buffer
public:


	 basic_ostream(_Myt&& _Right)
		{	// construct by moving _Right
		}

	_Myt&  operator=(_Myt&& _Right)
		{	// move from _Right
		return (*this);
		}

	void  swap(_Myt& _Right)
		{	// swap with _Right
		}
	};

template<class _Elem,
	class _Traits,
	class _Ty> inline
	basic_ostream<_Elem, _Traits>&
		operator<<(basic_ostream<_Elem, _Traits>&& _Ostr, _Ty _Val)
	{	// insert to rvalue stream
	return (_Ostr << _Val);
	}
 }