改了下代码,依然50求助

P3957 [NOIP2017 普及组] 跳房子

deco Van♂SP!
by Pisces @ 2019-11-11 21:28:48


@[Pisces](/user/48057) 帮我调题/kk
by decoqwq @ 2019-11-11 21:30:33


@[deco](/user/48265) 错误信息是什么啊qwq?
by Pisces @ 2019-11-11 21:41:40


@[Pisces](/user/48057) T啊
by decoqwq @ 2019-11-11 21:54:31


@[deco](/user/48265) 开O2就全WA了qaq
by Pisces @ 2019-11-11 22:02:50


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