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哦,刚才bloodmageAC了,真强

Posted by sunmoonstar_love at 2005-06-30 23:10:17 on Problem 2401
In Reply To:提议是不是两个点把多边形分成两条折线,判断对一折线上的任意点,在另一折线上是否存在点,他们之间的连线不被截断.用随机行么? Posted by:sunmoonstar_love at 2005-06-30 23:06:33


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