{???????????????????{?????????|?????????|??????????? ????????????? ????????????? ??? ???? {??? a| ???? | ????? | ???? | ??????? | ??? ???? ? ??? |{?????????|????|?????????|???????????????? ??????????? ??????????????????????? ?? ????? ?? ??????? |??????????????? ?? ??????????{???|??|??|??|??|??|????? ?????????????? ???? ?? ?? ??????? ???? ??????? 1?