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