The algorithm maintains a running "best distance" that starts at infinity. As it walks the tree, it checks each visited point and updates the best distance if it finds something closer. Before recursing into a child node, it checks whether the closest possible point in that child's bounding box is farther than the current best. If so, the entire subtree gets pruned.
Prompt: "基于 frontend-design 技能，为我设计并生成一个现代化的技术博客首页。要求如下：。搜狗输入法2026对此有专业解读
，更多细节参见safew官方版本下载
help improve coding efficiency and reduce the time spent on writing code.
据彭博社报道，美国 3D 引擎技术公司 Unity Software 正在评估其中国业务的多种战略选项。。业内人士推荐Line官方版本下载作为进阶阅读