Here's the insertion algorithm in Python. Step through the code and watch each line execute on the tree:
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.
，更多细节参见Line官方版本下载
Последние новости
// 步骤2：按位置降序排序（核心！保证从最前面的车开始分析，符合"不超车"规则）