```cpp
for(int i=0;i<=l;i++)
```
by xiazeyu123 @ 2023-08-20 13:21:23
@[_CCF](/user/758679)
by xiazeyu123 @ 2023-08-20 13:21:40
@[xiazeyu123](/user/932516) 哪一行啊？
by phoenixzhan @ 2023-08-20 13:22:41
@[xiazeyu123](/user/932516) 谢谢大佬，已经AC了
by phoenixzhan @ 2023-08-20 13:23:30
@[_CCF](/user/758679) 倒数第5行
by xiazeyu123 @ 2023-08-20 13:24:05
@[xiazeyu123](/user/932516) 谢谢，找到了
by phoenixzhan @ 2023-08-20 13:25:51
草绿色的AC: https://www.luogu.com.cn/record/121900001
by phoenixzhan @ 2023-08-20 13:26:52
@[xiazeyu123](/user/932516) 大佬做了56道红题，%%%，教教蒟蒻怎么快速做红题
现在做一道红题需要20min~1h不等，tcl
by phoenixzhan @ 2023-08-20 13:39:23
@[_CCF](/user/758679) ？？？一道红题要这么久吗
确定不是20s~1min不等
by lonely_conqueror @ 2023-08-20 13:44:17
@[lonely_conqueror](/user/785874) 经常一调20~40分钟，tcl
by phoenixzhan @ 2023-08-20 13:46:04