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The spatial view (the grid of rectangles) and the tree view (the hierarchy of nodes) represent the same structure. Searching for a point means walking down the tree: at each node, you check which of the four children contains your target coordinate and recurse into that child. You never visit the other three.
，这一点在服务器推荐中也有详细论述
This story was originally featured on Fortune.com
12:04, 27 февраля 2026Путешествия