**~~666~~**
by x义x @ 2018-04-13 13:19:46
其实2B代码就能有74分了...
by strangers @ 2018-04-13 13:57:46
看来luogu上并不能2B代码emmm
by strangers @ 2018-04-13 13:59:22
@[Vsh_fd](/space/show?uid=78992) 然而只要不AC就行了（逃
by chen_zhe @ 2018-04-13 16:00:00
@[chen_zhe](/space/show?uid=8457) 但是~~不可做~~（其实判断impossible应该可以）啊喂，不打算在题目里说明一下嘛
by Vsh_fd @ 2018-04-13 20:30:46
@[chen_zhe](/space/show?uid=8457) 这道题需要SPJ，求添加
by sxyugao @ 2018-06-07 15:45:42