????:1??????????:??????????

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??

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