* 时间O(n) 空间O(n)（理论最优，无冗余计算）
Aside from that, there are the scant few standalone Wi-Fi extenders that sit on an end table or a desk, and those look pretty similar to regular ol’ routers. But make no mistake, anything labeled as an extender or a “Wi-Fi repeater” will need an anchor router in order for it to work.
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58. 三个“实”字，解读2026年省政府工作报告 - 热点- 南方网, news.southcn.com/node_3b417c…
Фото: Константин Михальчевский / РИА Новости