No.1 ??? ???????? ??? ?????????? ???? PG ioi997 ??? ?????? ???? ???????????? ????????? ??? ???????? ??????????. ???????? ??? ??????? ???????? ???? 24??. ???? ???????????????? ??? ??? ????? ??????????????????????? ???????????? ??????? ?????? ??? ioi997 .??????????????????? ?????????????? . ??????????? ?????? ??? ????????? ???! ??? ?????