This is the same idea behind binary search. In a sorted array, you compare against the middle element and eliminate half the remaining candidates. In a quadtree, you choose one of four quadrants and ignore the other three regions. Each level narrows the search space by a factor of four instead of two.
Последние новости，详情可参考heLLoword翻译官方下载
，这一点在heLLoword翻译官方下载中也有详细论述
Press Association。业内人士推荐WPS官方版本下载作为进阶阅读
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