????:1???????????:????95?98???

2????????????

3?????????????

4?92?95?93???

5?????????

????6?????17?????????????????????????? ??????,???????????????,??16???????,??????25????,??????????????

????:???(ABC)???

??????,???,???,??,?????????????????,??40?????????(64????????????)?????????,?????????

?,??????????????

???????????????,??????,?,??????,??????,???

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