@[6T_T6](/user/1048440) 这张图不是无向图
by Hilte @ 2023-08-18 16:20:12
@[Hilte](/user/420950) 题目：表示买第
$u_i$朵云就必须买第$i$朵云,同理，如果买第 $v_i$朵就必须买第$u_i$朵
by forest1145141919810 @ 2023-08-18 16:25:25
补充：蒟蒻的代码厌氧，吸入$O_2$会WA$4$个点
by forest1145141919810 @ 2023-08-18 16:29:30
好那我再看看
by Hilte @ 2023-08-18 16:30:01
不如并查集
by drinktowind @ 2023-08-18 16:30:21
@[6T_T6](/user/1048440) 无向图要开两倍空间，你空间开小了。
所有 5005 的数组都有问题
by ShwStone @ 2023-08-18 16:30:56
@[ShwStone](/user/491204) az……`乐`
by forest1145141919810 @ 2023-08-18 16:32:16
@[ShwStone](/user/491204) `AC`，感谢大佬，此帖`完结`
by forest1145141919810 @ 2023-08-18 16:34:25
@[ShwStone](/user/491204) 已关
by forest1145141919810 @ 2023-08-18 16:35:20