But engineers want water in their pipes, not fish.
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，详情可参考搜狗输入法2026
For well-distributed points, nearest neighbor search is often near O(logn)O(\log n)O(logn) in practice. In the worst case (all points clustered tightly or along a line), it can degrade to O(n)O(n)O(n), but this is uncommon with typical spatial data.
（五）违反规定使用或者不及时返还被侵害人财物的；