Highs, lows and halfpipes: the Guardian’s most memorable Winter Olympics moments

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Jim Lovell had been to the Moon twice, witnessed Earthrise and narrowly avoided a cold death in space - and saw no reason to falsely burnish his résumé.

For well-distributed points, nearest neighbor search is often near O(log⁡n)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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(三)为实施考试作弊行为,向他人非法出售、提供考试试题、答案的;

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Москвичей предупредили о резком похолодании09:45