??? ????? ??? ????? ???? ?????, ? ???? ????? ????? ??????. ?? ?? ??????, ??? ?????? ?????? ???? ??? ????. ????? ???? ???? ?? ????? ???? ????? ????? ???? ????? ??? ???? ??????. ??? ?? ?-??? ???? ?- X ????. ????? ??? ??? ???? ?? {??????? ?|?????????? |???????|. {??? ???? ????? {??????|??????? {