// Define what happens with the result
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.，推荐阅读91视频获取更多信息
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Платон Щукин (Редактор отдела «Экономика»)，更多细节参见爱思助手下载最新版本