tokens that were also printed in part with a Carbon-14 ink. Carbon-14 is
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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無子女夫婦：寵物就是我們的孩子2019年9月22日
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