~~有空抄绿题题解不如抄黑题~~
by E1_de5truct0r @ 2023-05-04 07:42:56
@[E1_de5truct0r](/user/195198) https://www.luogu.com.cn/record/list?pid=P3559 确信
by reveal @ 2023-05-04 07:49:22
@[E1_de5truct0r](/user/195198) ~~对啊为啥贺绿题~~
by yinhee @ 2023-05-04 08:41:39
> 以前这题没人过，自从我写了题解之后就一堆人过，而且都是 2.45KB.
——rzh123
by QAQ__ @ 2023-05-04 09:11:34
这题原来是主题库第二道灰题，第一道没题解
by QAQ__ @ 2023-05-04 09:25:19
@[E1_de5truct0r](/user/195198) 危险发言（
by ForgotDream_CHN @ 2023-05-04 10:35:21