合着还屯提问啊
by k2saki @ 2021-12-11 15:24:15
```cpp
ceil(log(1-0.01*a)/log(0.98));
```
给你个算式
by LV06 @ 2021-12-11 15:28:36
@[QAQ__QWQ](/user/558597) 蟹
by GeekTyperxbr @ 2022-04-03 12:53:21