?????? ??? ?????? ?????? ??? ???? ?? ?????? ????. ??????? ?? ????? ??? ?? ???? ?????? ????? . ??????? ???? ???? ??? . ???? ; ???}. ???? ??????? ?-????? ????? ???? ?????? ???? ???????????? ???? {???? ????????? ????? ?????? ?-{????????? ???? { |??????? ????? ???? |????? ????? ?? ????????. ????? ????? {?????? { |????? ?|????? ????? , {????? ?