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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圖像加註文字，貝爾說，雨果在倫敦夏洛特女王和切爾西醫院的出生感覺就像「一個奇蹟」。貝爾成功接受已故捐贈者子宮的移植個案，只是英國一項臨床研究試驗中正在進行的十例移植之一。目前已經完成三宗移植手術，但雨果是首名誕生的嬰兒。。关于这个话题，搜狗输入法2026提供了深入分析
Lily JamaliNorth America Technology correspondent, New York，更多细节参见51吃瓜