i要从0开始
by sinsop90 @ 2020-03-17 09:11:29
@[青鸟AK](/user/330152) 这题有点坑
by sinsop90 @ 2020-03-17 09:11:49
还是不对
by 青鸟AK @ 2020-03-17 09:12:32
告诉你，这道题当年我~~玩~~搞了n多次
by zhn0707 @ 2020-03-17 09:14:55
线段树他不香吗?
by _zzx_0826_ @ 2020-03-17 09:15:04
@[_zzx_0826_](/user/182172) 没学过！
by 青鸟AK @ 2020-03-17 09:15:33
@[zhn0707](/user/222530) 教教我呗
by 青鸟AK @ 2020-03-17 09:16:02
@[_zzx_0826_](/user/182172)
别搞事
by Dancing_Wave @ 2020-03-17 09:16:19
@[青鸟AK](/user/330152) 你的$m$和$l$输入反了
by iMya_nlgau @ 2020-03-17 09:16:49
smg你最后输出的是移走的树的数目
还有```return 0```好习惯
by 江户川·萝卜 @ 2020-03-17 09:16:56