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太强大了...学习了...!

Posted by inowfordream at 2009-08-19 12:59:02 on Problem 2454
In Reply To:用了一个贪心启发,前1...2N个奇数号的给district one,偶数号的给district two,然后就是两个districts只见随机调整 Posted by:frkstyc at 2005-06-29 22:33:28


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