???? ???? ????? ??? ???? ???? ??? ???? ??????? ??? ???????? ?????????, ????? ??? ????? ????? ?????? ?????. ????? ???? ????? ?? ??? ?????? ? ????? ???? ?? ???????? ???????? ????? ??? ?????. ??? ???? ?? ???? ??? ???????, ???? ?????? ??optimum. ???? 33% ? ??? ??????? ?? ???????? ??? ???????? ?????? ??????? ?? ??? ???? ????? 33% ??? ??? ??????? ???