@[HXZspr208](/user/826774) 你并查集find缺返回值,if成立的执行语句前面加return,或者去看看并查集模板
by The_Wandering_Earth @ 2023-08-06 20:02:49
一般RE不是数组开小就是缺返回值
by The_Wandering_Earth @ 2023-08-06 20:03:35
@[The_Wandering_Earth](/user/809165) 奥,发现了,谢谢
by Little_Fox_Fairy @ 2023-08-06 20:04:09
@[HXZspr208](/user/826774) 改完AC了吗
by The_Wandering_Earth @ 2023-08-06 20:05:15
@[The_Wandering_Earth](/user/809165) AC力,谢谢大佬orz
by Little_Fox_Fairy @ 2023-08-06 20:05:53