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Re:请教一个关于此题的问题In Reply To:请教一个关于此题的问题 Posted by:ip96cns at 2011-05-01 18:21:54 > 为何我 对每个点 分别求到达x的最短距离和x到达该点的最短距离 就会WAWAWA > > 然而用矩阵转置求两次x到其他点的最短距离就AC了.... > > 这俩方法有什么区别么...除了第一种方法时间效率低之外.... 估计是分别求的变量名没有改对，仔细看一下变量名试试 Followed by: Post your reply here: |
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