Москвичей предупредили о резком похолодании09:45
Александра Качан (Редактор)。关于这个话题，heLLoword翻译官方下载提供了深入分析
The pruned nodes (in red) represent entire regions of space that the algorithm never examines. The points inside those regions are never checked. Compare the "Nodes Visited" count to the total number of points. The quadtree is doing far less work than a brute-force scan.，推荐阅读51吃瓜获取更多信息
this.stack.push(i);