我也不会stO
by thomas_zjl @ 2020-05-22 17:28:06
@kkk
by JRzyh @ 2020-05-22 17:34:51
add写错了,是add(--l)不是add(l--)
by _LiM @ 2020-05-22 22:30:55
@[_珂朵莉](/user/332022)
by _LiM @ 2020-05-22 22:31:02
@[LiM_817](/user/56724) `--l`照样爆/kk
by ChthollyMeow @ 2020-05-22 22:46:54
@[_珂朵莉](/user/332022) 莫队转移顺序错了
by FZzzz @ 2020-05-23 14:41:00
应该是
```cpp
while(l>ll)add(--l);
while(r<rr)add(++r);
while(l<ll)del(l++);
while(r>rr)del(r--);
```
by FZzzz @ 2020-05-23 14:41:37
@[FZzzz](/user/174045) Orz
然鹅,[WA again](https://www.luogu.com.cn/record/33814798)![/dk](https://cdn.luogu.com.cn/upload/pic/62228.png)
by ChthollyMeow @ 2020-05-23 14:44:56