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几天后，类似的情节再次上演。她收到了一条“顺丰快递”的短信，说她的包裹已滞留，让她回拨一个号码处理。她照做了，电话那头又变成了另一个“客服”。这一次，我在旁边听得真切，立刻上前打断，对着话筒严厉呵斥。对方故技重施，瞬间挂断。

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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但執政黨自民黨高層、曾擔任日本防衛大臣的小野寺五典（Itsunori Onodera）對新的關稅稅率表達了擔憂。「作為盟友，我擔心這只會加速各國與美國疏遠。」他在週日的電視節目上表示。他目前並非政府內閣官員。

build-index renders all 1,418 source characters and 34 target characters as 48x48 greyscale PNGs, one per font that natively contains the character. Fontconfig is queried per-character to avoid brute-force rendering across all 230 fonts (97% reduction: 8,881 targeted renders vs 326,140 brute-force).