?? ???? ?? ????? ???? ????????? ???? ??? ??? ??? ?? ?????? ??optimum ??! ???? ??? ???? ??? ??? ???? ???? ??? ????? ????? ????. ???? ???? ??? ???? ? ?????? ???? ??? ?????? ????? ???? ????? ??? ????? {????? ???? ?????? ??? ??? ????? ??? ????????. ????? ??? ???? ???????: ????? ????? ?????? ???? ?? ???? ??? ???? ????? ??? ???????? ?? ???