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.
At least 11 killed after military plane carrying banknotes crashes in Bolivia
，这一点在夫子中也有详细论述
华为 2025 年销售收入超 8800 亿元、鸿蒙设备破 4000 万
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