???? ?????????????????! ???? ??? ???????? ??????????? ?????????? ???? ?? ?????????? ?????????????! ???? ????? ????? ????? ?????? ??????????? ?????????????????? 100 ???! ???? ???? ??| ????? ????????? ?? ??????! ???? ???? ???????? ???????? ?????? ??? ??????? 10 ??? 100 ??????? 10 ??? 100 ??? 400???200 ??????!! 10 ??? = 400 ??? ??????????? ??????