???? ?????????????????! ???? ??? 10 ??? 100 ??????????? ???????? ???? ??? ??????? ?????????????! ???? ????????? ?????? ????? ?? ??????????? 10???100 ?????????????????? 100 ???! ???? ???? ??????| ????? ????? ???????? ?????4??????? ???? ???? ???????? ????? ?????? ??? ????????? 10 ??? 100 ??????? ??????????!! 10 ??? = 400 ??? ??????????? ????????