@[Maxtor](/space/show?uid=61667)
```c++
for(int i=u;;i++)
```
应改为
```
for(int i=u;i<l;i++)
```
$s[i]$会越界
by 青梧 @ 2018-09-13 18:24:52
@[GTX_TITAN](/space/show?uid=37534) 哦，谢谢
by YitsuHolo @ 2018-09-13 18:43:00