???? ??? ?????? ?????? ??????? ????? ?? ????? ??????. ?????? ?????? ??? ????? ?????? ???????? ???? ???? ??????? , ???????? ??? ???? ????????? ???????? ??? ??? ??????. ??????? ?????? ???????? ??????? ? {??? ??????? ?????? ??????? ? ????? {?????? ????? ??????? ?? ?????? ?????? ?????? ??? ?????? .