??? ???????? ??? ??? ?? ????? 999, ??????????? ??? ?????????? ?????????? . ?????????? ??? ?????????? ?????? ??????????? . ??????? ?????? ??????? ????? ?????? {?????? | ?????? | ???????? ????????? ?????? ! ????????? ?????999 ??? : ????????????? ??????????????????! ??????? ??? ?????999? ??????? ??????? ! ??? ????? ???