?????? ??? ??????? ???? ????? ????? ?????? ?????? ?????. ????? ?-???? {????|????|???], ?????? ??????? ??????. ???? ?? ????? ????? ? ?????? B7 ????? ?? ????? ????? ?? ?? , ????? ????? ????. ???????????: ?????? ???? ???? ????? ????'????? ???? ?????? ??? ????? ??? ????? ?????? ?????? ????? ???