@[hellowcworld](/user/798884) 题目没说根节点是 $1$ 啊，这是棵无根树啊
by OldDriverTree @ 2024-02-02 16:34:06
@[OldDriverTree](/user/681036) 好的，谢谢
by hellowcworld @ 2024-02-02 17:45:49
@[hellowcworld](/user/798884) 根节点本来就是随便取得
by dingshengyang @ 2024-02-16 12:56:39
我用树的重心为根，为啥错了
by 141300hxl @ 2024-03-20 20:20:40
@[141300hxl](/user/1188058) 我也是，理论上重心为根不是优的嘛
by cat_lover1 @ 2024-04-03 22:19:26
@[cat_lover1](/user/246331)
重心深度为1
by 141300hxl @ 2024-04-04 11:50:30