t=0的时候输出0.
by LuomuQDM @ 2020-04-08 17:54:33
然后做浮点数运算的时候需要至少有一个浮点数
by LuomuQDM @ 2020-04-08 18:01:19
```cpp
#include <bits/stdc++.h>
using namespace std;
int main()
{
int m,t,s,i;
scanf("%d%d%d",&m,&t,&s);
if (m==0||t==0) printf("0");
else if (s==0) printf("%d",m);
else printf("%d",m-min(m,1+int((s*1.0/t)-0.1)));
}
```
by LuomuQDM @ 2020-04-08 18:01:49
OK,谢谢大佬！
by Lucifero @ 2020-04-08 23:48:59
为什么要减0.1?
by Lucifero @ 2020-04-08 23:50:26