????? ???????? ??[???????] ?? ??????? {??? ??? ????? ?????? ??????. ??? ??? [??????] ? ???patterns ??????. ????? ???????? ???????. ???? ??? ????????? ?? {????????? ????? ?????.. ?? ?? ???? ?????? ???????? ????? ?????. ???? ??? ???????? ??? ??????? {?????? ????????. ???? ????? ??????? ?? ????? ?? ???? ??????? ? ????? ???? ????? ?????