?? ???????????????????
????:1????????:?????????
2????????100???
3???100???????
4?????????????
5?????????????
??2?????4???????????? (???????? ??)???4????????????????????????,??,4??????????,??????????????????????????
??2??4?????????,?????????????(???)????????????? ???????????????????????? ?????????????????,??,4???????????,?????????????????????,?????????,?????????????????
?(?????????)?4??????????,???????????????,???9??????????????????????????,????(???????)
????????:????