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.
// 单调栈：存储"待匹配更大值"的元素，栈内保持单调递减（核心）
。关于这个话题，WPS下载最新地址提供了深入分析
据人民财讯报道，昨天，华为董事长梁华在 2026 广东省高质量发展大会上透露，2025 年华为销售收入超过 8800 亿元人民币。。WPS下载最新地址对此有专业解读
self.conn = sqlite3.connect(db_path)