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给后来的朋友一点提示

Posted by masque at 2009-03-29 13:11:50 on Problem 2632
不要考虑成一个二维数组了,这么考虑起来脑子真容易打结...反正我是,WA了N次...

直接点判断是不是相撞,每个机器人遍历就好,范不着节约那么点时间:)

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