????:1???400?3????????:??????????

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??

????????,?,??????????(????) ????????:????