https://loj.ac/p?keyword=%E5%8A%A8%E6%80%81%E5%9B%BE
by Imakf @ 2021-05-10 18:13:19
@[新手之帆](/user/125901) https://www.luogu.com.cn/problem/P5247
by 鏡音リン @ 2021-05-10 18:19:14
传递闭包
by chu_K @ 2021-05-10 19:07:13
@[nottttttthy](/user/101215) 传递闭包能做动态吗
by Tsukimaru @ 2021-05-11 10:27:13
@[Tsukimaru](/user/45398)
不能，我说错了...
by chu_K @ 2021-05-11 11:01:39