????? ?????? ?? ???? ??????, ?? ????? {??????|???????] ?????? ????. ????? {????|???] ???? ?????? ???? ????? ?????. ????, ?? ???? ????, ????? ????? ?????? ??????. ????, ??? ?????? ????? ?? {??????|????] ?-????? ????? ?????? ?????. ??? ?????? ?????? ?????: ????? ?????? ???? ????? ?? ????? ?????? ?????? ??? ?????? ????, ???? ??? ????? ?????? ????