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1??????????????????1??????????9??????

2????????????????????飬????1???????????1??????-????

???????????????=3??1

??????飺????????=6??3≠2??1(??????2???????1??)

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3???????ɡ??????????????1?????????????7??????????

4????????須??????佫?????????飬????????????????顣

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1 +1%

2 +3%

3 +6%

4 +10%

5 +15%

6 +20%

7 +26%

8 +33%

9 +41%

10 +50%

11 +60%

40407?????????????

 >>???????

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