?? ??????? ????????0?
????:1???????????:????51??
2???????
3????????????
4?????????
5???????
????2?2? (???? ??????)?????????????2?,????2???????4??,?????????,??5??8?,?0??
????,?2????,?2???????,????3????
?,????,2???????????3?????,?,?????????(????????)?,????:?4??8?,?9???13?,??????13??16??2???????4????,?,????????:???4??6?(??????????1?????????????1?),???????10???13?,??????7???10??
??????,???????????,?????????(?) ???:?????