????? ??? ????? { ??? ???? ? oyta ???????? ????? ???? ?? ???? ???????? ?????? ?????? ????? . ???? ??? ?????? ????? ?? { ??? ???? ?????? ??????? ?????? ??????? . ??? ???? ?????? ??? ???? ?????? ??? ???? ????? ???? ?? ????? ????? ??? ???? ?? { ??? ???? ?????? ???????. ???? ????? ???? ????? ??? ???? ?????? ????? ???? ??? ??? ???? ?????? ??