???? ????? ?????? ??????? : ?????? ??????? ? ???????? ?????????? ????? ??????? ???? ?????? ?????? ?? ???? ????? ??????? ?????? ????? ???????? ???????? ????? ????????? ????? ?????? ?????? ??????? ????? ?????? ????? ?????? ???????? ??????? ?????? ?????? ??????? ?????? ???????? ?????? ????? ????? ?????? ????????? ????? ??? ?????? ????? ??????? ???? ?