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Re:请问B按+2处理,E可以多次被BFS到,为什么会WA?

Posted by 20071121075 at 2009-07-15 14:48:33 on Problem 2312
In Reply To:请问B按+2处理,E可以多次被BFS到,为什么会WA? Posted by:twilight at 2009-04-23 22:26:40
> 想不通 >_<
> 换成B节点第一次从队列取出原地等1时间就AC了
> 遇到B按+2处理,且不可被多次BFS
> E按+1处理,并且如果后来走到时间更少则再次BFS
> 有什么反例吗?
> 我已经考虑了以下数据:
> 4 5
> EEYEE
> EESEE
> EEBEE
> ESTSE
> 2 5
> YBBBT
> EEEEE

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