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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.。搜狗输入法2026是该领域的重要参考
，这一点在服务器推荐中也有详细论述
There are a number of different AI content generator tools available on the market, and it can be difficult to know which one is right for you. To help you make the best decision, we have compiled a list of the top 10 AI content generator tools that you should use in 2022.，更多细节参见旺商聊官方下载
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// 易错点4：条件写成"<"而非"<="，会导致相同值的元素被错误保留