```
left=m-ceil(double(s/t));
```
改为
```
left=m-ceil(double(s*1.0/t));
```
因为s/t是整数除以整数,得到整除的结果
s*1.0/t得到浮点数
by _apathy @ 2023-11-03 15:24:11
@[_apathy](/user/183451) 万分感谢,没想到漏了强制转换这一个步骤
by GREATchen @ 2023-11-05 12:09:18