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Re:Sample 2 正方形被另一个价值大的盖掉的一部分怎么处理呢?离散化+线段树这个大的框架肯定是的In Reply To:Sample 2 正方形被另一个价值大的盖掉的一部分怎么处理呢?离散化+线段树这个大的框架肯定是的 Posted by:twilight at 2009-09-12 17:46:16 其实只要3次矩形求并就行了 每次计算“增量矩形“的并 Followed by:
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