A barricade stands several hundred metres from parliament.
// 题目保证nums1的元素都在nums2中，无需额外判空。关于这个话题，WPS下载最新地址提供了深入分析
The dashed circle shows the current best distance. As the algorithm finds closer points, the circle shrinks, which causes more subtrees to fail the "could contain a closer point?" test and get pruned. The search usually gets cheaper as it progresses.。Safew下载对此有专业解读
这是对因地制宜、实事求是的践行。
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