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Point lookups are useful, but the operation you'll reach for more often is a range query: give the tree a rectangular region and retrieve every point inside it, without scanning the entire dataset.
。同城约会是该领域的重要参考
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He said the chair had made clear at the start that it would take time and have significant cost, but it was working faster than any other public inquiry of comparable size, pointing out all the hearings would be finished by spring 2026.