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不会的八，我觉得四分树肯定可以……

Posted by Mithril at 2007-11-18 15:12:52
In Reply To:我的想法是用块状数组,用二维的树好象变负的时候都会出问题 Posted by:windy7926778 at 2007-11-18 12:04:02 
刚吃完饭……
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