???? ???????? ?? ????? ???????? ???? ????????? ????? ???? ??????? ??? ????? ????? ????? ????? ????????. ???? ??? ????? ?????? ???? ???? ????????? ????? ??????? ???????. ????? ??? ???? ?????? ???? ????? ??????? ???? ?? ????????? ??? ???????? {??????????.{ ????? ???????? ??? ????? ? ????. ????

???? ?????? ????? ???????? ????? ???? ???? ??? ????, ???? ?? ????? ?? ??? ???? ????. ??? ??? ????? ???? ?? ??? ???? ?? ??? ???? ??? ????? ???. ??? 1: ??? ??? ?????? ??? ? ???? ???? ???? ????? ???. ??? 2: ??? ??? ??? ? {??? ?? ????, ?? ???? ???? ???? ???? ??? ???? ????? ???. ??? 3: ??