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