Available for over a year
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.
，详情可参考搜狗输入法2026
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New year, new minor release! elementary OS 8.1.1 is here with another round of bug fixes and the latest Ubuntu LTS Hardware Enablement Kernel. This update addresses a ton of small things you reported to us over the winter break. Read ahead to find out what’s new!