?? ????? ???????? ??????? ??????? ?????? ??? ?????. ???? ?? ??? ????? ??? ?????? ??? ???? ??????? ??????? ? ????? ??? ?????? . ????? ????? ??? ????? ?? ???? {??????? ???????? ?? ?? ???? {??????? ???????? ???? ??? ???? ??????. ????? ???????? ???????? ????? ??????? ?????? ??????. { ????? ?????? ??? ?????? ?????? ???? ?????? ??????? .