1. 选择步长序列（如: n/2, n/4, ..., 1）
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.
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除 Pohlen 外，Jimmy Ba 和 Tony Wu 于本月早些时候离职，Greg Yang 上月因确诊莱姆病宣布退居幕后；而 Kyle Kosic、Igor Babuschkin 和 Christian Szegedy 则已于 2024 年至 2025 年间相继退出。，推荐阅读heLLoword翻译官方下载获取更多信息
The way color works in the terminal is that you echo a sequence like \x1b[38:5:161m to tell the terminal “use color 161 (red) for the foreground.” Then all characters have a foreground color of 161 until you “reset” by sending the sequence \x1b[0m.