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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 on Problem 2401
In Reply To:难道就没人愿意拼这个题目? Posted by:Ikki at 2005-06-30 18:26:14


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