[附评测记录](https://www.luogu.com.cn/record/40369298)
by P31pr @ 2020-10-23 21:30:01
@[P31pr](/user/315191) Prim$O(n^2)$肯定过不去，优化一下吧
by zhanghzqwq @ 2020-10-23 21:31:33
n^2为什么过得去5e5....
by mot1ve @ 2020-10-23 21:32:34
@[zhanghanzhang](/user/219668) 可是我看第一篇题解没优化也过了呀/kk
by P31pr @ 2020-10-23 21:32:37
真就得松之真传？
by _5011_ @ 2020-10-23 21:32:45
~~真就$n^2$过50万了呗~~
by zhanghzqwq @ 2020-10-23 21:33:37
@[Zephyr_](/user/91127) az确实我打错了/kk
by P31pr @ 2020-10-23 21:35:05
啊对，按理说能过
by zhanghzqwq @ 2020-10-23 21:35:23
鄙人手残把数据规模打错了，是5e3
by P31pr @ 2020-10-23 21:35:57
@[P31pr](/user/315191) 你e数组开小了，要开到4e5
by _5011_ @ 2020-10-23 21:37:03