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Re:样例不懂的童子进来~

Posted by tuhuakaihui at 2012-04-27 18:03:40 on Problem 1101
In Reply To:样例不懂的童子进来~ Posted by:3Dnn at 2012-04-26 22:24:03
> 【题意】:给出一个地图,标有X的地方不能经过,给出一对坐标,问这对坐标能否相连通,如果能则输出最少要经过的路段(路段是指一段直线,如果中途发生转折则就是两个路段);如果不能则输出impossible。

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