?? ?????????? ??????
????:1??????:???????100???
2?????
3????????
4????????????
5??????????
??2????????????3?? (?? ????)??????????????,3?????????????,?,????????????????????,?????????,???,?????“??”?
3??,?,????????8????????????????????,?10?,??????????13???
?????,?????????,4????,??4??7?,?-2???1??
3?????????,?,????????????????????,???4??,?8???????????
????????3?8??????????25??,????????6.7????,?,?????????,??
?????????????,??????????????????2?4???????,??2?4??????????????14???16??21?23?????????26?????????28?????????(?) ???:???????