The algorithm walks the tree recursively. At each node, it checks: does this node's bounding box overlap with the query rectangle? If not, the entire subtree gets pruned (skipped). If it does overlap, it tests the node's points against the query and recurses into the children.
无论采用哪种方法论，清晰的目标定义和有效的沟通是成功的基础。
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Eleanor LawsonWest Midlands