又是一个沉贴，但是这都不重要，通过多年的自力更生，我终于找到了错误原因，给后来做的人一点提示
by sel_fish @ 2019-07-13 10:58:18
**merge(e[i].from,e[i].next);**
由于某人重度眼瞎，打错了，应该把next改为to
by sel_fish @ 2019-07-13 10:59:32
此贴**end**
~~（自娱自乐玩的很high啊）~~
by sel_fish @ 2019-07-13 11:00:29
~~嗯，水题~~
by 绝顶我为峰 @ 2019-07-13 11:17:05
~~谢谢大佬~~
by 落花凋零 @ 2019-07-25 10:34:30
~~嗯，水题~~
by Y15BeTa @ 2019-08-08 09:22:48