@[qrez123](/user/793286) 请用double
by bamboo1030 @ 2022-10-05 19:25:35
@[bamboo123](/user/369181)
为什么要用
```cpp
double
```
哪，用
```cpp
int
```
他不好吗？
by tc231400000 @ 2022-10-05 19:30:30
@[tc231400000](/user/515940) int除法的时候会自动取整
by bamboo1030 @ 2022-10-05 19:56:02
OK了，把ceil（s/v）改成ceil(s*1.0/v)就全过了，谢谢大佬们指教
by qrez123 @ 2022-10-05 20:06:36