How will the new directors be selected?
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Donald Trump has suggested the US could carry out a “friendly takeover” of Cuba as tensions between Washington and Havana reach a new high after the capture of Venezuela’s Nicolás Maduro.
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.