??? ???: ?? ??? ????? ????? ???? ? ????? ???? ????? ????. ???? ??? ?????: ?? ???? ??? ????? ?????? ? ????????? ????? ?? ???? ?????? ?????? ???? ?????? ???. ???? ???? ??? ??? ?? ?? ?????? -> ?????? -> ???? ???? ?????? -> ?????/???? -> ?????? ???? ????? ????. ?? ???? ????? ??? ???