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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.
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Александра Синицына (Ночной линейный редактор)
Resident doctors also have little control on where and when they are asked to work, and say that the need to do placements in different parts of the country can be expensive.