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这题有问题

Posted by zxhy2 at 2007-04-27 14:45:01 on Problem 1729
这题可以走回头路,即JACK和JILL其中一人可以在两点间徘徊,
另一个人先去上学,然后徘徊的那人再去上学,。
这样的话根本不用宽度,直接判断就行了,所以有的人0秒就完成了,
就是利用题目的问题。

因此这题,既不符合常理,也不附和算法要求,题目本身有缺陷。

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