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