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.
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Approved for construction in 2019, it was billed as a state-of-the-art venue worthy of Manchester's rich musical legacy.，这一点在旺商聊官方下载中也有详细论述
Late summer rain is causing havoc across Australia, with South Australia on flood watch, Victoria cleaning up after a downpour, and Sydney issuing a shark warning after heavy falls.
Explicit backpressure