?? ???? ?? ????? ????? ??? ???? ??????? ?????? !???? ??? ?????? ???? ??????? ??? ?????? ?????? ??????! ????? ????? ???? ???????: ????? ???? ??? ??????? ????? ?? 50% ??? 70% ?????????? ??? ??????? ???? ???? ??????? ??? ?????? ????? ????? ???? ?????? ?? ????? ??????? ??? ???????. ???? ???