???? ????? ????? ??????? ????? ????? ??????? ?????? ??? ????? ???? ????? ???? ?? ???? ????? ??? ?????? ??????? ???? ???????? ??? ???? ?????? ??????? ?? ?? ??? ?????????? ??? ?????? ???? ????? ?? ??? ??????? ???? ???? ??? ???? ???? ?? ???? ???? ????? ???? ??? ???? ??? ?? ??? ???? ????? ????? ????? ??????? ???? ??? ???????? ??? ??? ??????? ???????