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