The efficiency depends on the query size relative to the data distribution. A small query in a sparse region prunes almost everything. A query that covers the whole space prunes nothing (because every node overlaps), degenerating to a brute-force scan. The quadtree gives you the most benefit when your queries are spatially local, which is exactly the common case for map applications, game physics, and spatial databases.
村里的老人记得那天“交易”的情形：阿爸被放在一个旧菜篮子里，垫着布。篮子旁挂着一捆用红绳扎着的长寿面。阿嬷把钱交出去，孩子抱走。，详情可参考heLLoword翻译官方下载
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How to watch: American Classic premieres on MGM+ on March 1.
五、批准免去尹伊君的吉林省人民检察院检察长职务；，推荐阅读爱思助手下载最新版本获取更多信息