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.
36氪获悉，2月26日，爱奇艺发布截至2025年12月31日未经审计的第四季度及全年财报。全年总收入272.9亿元人民币，Non-GAAP（非美国通用会计准则）运营利润6.4亿元，连续四年运营盈利。其中，第四季度爱奇艺总收入67.9亿元，实现同环比双增长；Non-GAAP运营利润为1.4亿元。
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