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.
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Donald Trump gained 2024 votes in areas where inflation was worse. Research indicates that the Republican candidate experienced slight electoral gains in counties with higher rates of inflation, particularly in lower-income areas.