@[expect](/user/242901) 因为具体实现的时候要和len取min（反正我是这么写的
by oisdoaiu @ 2021-03-12 09:07:00
```cpp
if(i>1) l = min(lcs(i-1,j-1),len-1);
r = min(lcp(i,j),len);
```
by oisdoaiu @ 2021-03-12 09:11:23
@[oisdoaiu](/user/56825) 明白了谢谢大佬orz
by expect @ 2021-03-12 11:07:33
优秀的拆分紫了，爷的青春结束了/kk
by big_news @ 2021-03-12 13:26:16