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