裸Kruskal 过不了啥情况
by __zzh @ 2019-12-05 20:33:19
一共`tot`条边
by 冷蕴LengYun @ 2019-12-05 20:45:36
@[冷蕴](/user/147111) er。。。。
by __zzh @ 2019-12-05 20:47:40
@[a1513054585](/user/132352) 你只对前 $n$ 条排序遍历了。
by 冷蕴LengYun @ 2019-12-05 20:50:50
呃
by pidan @ 2019-12-05 21:13:59