**[这里](https://www.luogu.org/record/22713379)**
by pegasus @ 2019-08-13 21:48:13
~~怎样写情书~~
by 吾皇 @ 2019-08-13 21:48:19
+1
by team109 @ 2019-08-13 21:57:21
~~这不是后缀自动机的模板题吗~~
by MagicDuck @ 2019-08-13 22:06:58
strstr 不是C语言的 string.h 就带的吗？
by Createsj @ 2019-08-13 22:11:04
Orz
by Rainbow_qwq @ 2019-08-13 23:18:29
我也是这么做的嘿嘿。
by jyi2ya @ 2019-08-14 08:26:28