????:1?????100???:????????????

2????????100???

3???????

4?????400????

5??????

?8??16????? ?????????,16???7?35????6.1?????,????16????????????????????????,???37?????????????,????????????

???,?40??????????50%??,???????

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???????????,???????????1???,????????5???50??????,????????

16??,??,???????7??35?,?,???,???,??????30???????

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