??????? ?? ??? ??? IOI997 ??? ?????? ???? ????? ??????? ??? ???????? ????????. ????? ??? ??????????? ??????? ??????? 24??. UI/UX ?????????? ??? ??? ????? ??????????????????????? ?????????? ??????? ????? ?????? ???????? ?????? ??? ioi997 . ????? ????? ?????????????? . ??????????? ?????? ???