????? ???????? ???? ????????? {?|?|?] ?????? ????????. ?? ????, ????? ?????? , ???? ????? ???? ???? ????? ???? ???? . ????? ??? ?? ??????? ??????? ?????? ?????? ?????? ??? ???? ???? . ?????, ???? ????? ?? ????? ???? ?? ??????, ???? ????? ?? ????? . ??? ?? ???, ??????? ?? ????? ???????? ???? ??? . ??? , ???? ???? ???? ?????? ???? ????????