```cpp
if(w==m&&(ri-le<ans_ri-ans_le)) {ans_le=le; ans_ri=ri;}
else break;
```
改成
```cpp
if(w==m) {
if(ri-le<ans_ri-ans_le) {ans_le=le; ans_ri=ri;}
}
else break;
```
试一下
by danielqf @ 2023-06-18 07:10:08
@[danielqf](/user/378555) 过啦，蟹蟹大佬ヾ(≧▽≦*)o
（献上2关注）
by dtrthg @ 2023-06-24 16:41:53