???? ?? ???????? ??? ???????????? ????????, ????? ????? ????????????? ??? ?? ??????? ?? ??????? ??? ????? ??? ??? ??? ??????? ?????????.??????? ??? ?????? ???????????? ??????????, ?? ????? ??? ?? ??????????? ??? ?????????? ??? ?????? ???????? ??? ????????? ??? ???? ?????? ???.????? ????? ????? ? ???????? ????? (?.?. ?????? ???????????)Analyze wheth