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

2?????

3????????

4??????????

5???????

11??23??????27??????,?,???????,??????????,11?????????????????23??27??????,???,???????????????????6???10?,??????????????????????????????????????????12??????14?,?16??????????????????,????5?7???????,?8??9??????????????????????????????????????????,??

????,????,?,?,????,???,?????????????14?,??????????????18?????(?)

???????????????????????????????????:???