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我觉得离散化会有问题

Posted by punkcpp at 2008-07-29 15:47:29 on Problem 2528
例如这组数据
3
1 10
1 3
6 10
显然有三个poster可见,1-3,4-5,6-10
但排序离散化之后:
排序后:1 1 3 6 10
离散化后:1对应1,3对应2,6对应3,10对应4
原始数据的三个区间就变为:
1 4
1 2
3 4
结果可见的poster就只有两个,1-2,3-4。。。。。

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