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.
Complete digital access to quality FT journalism with expert analysis from industry leaders. Pay a year upfront and save 20%.
，这一点在Line官方版本下载中也有详细论述
Сайт Роскомнадзора атаковали18:00
Цены на нефть взлетели до максимума за полгода17:55
。业内人士推荐服务器推荐作为进阶阅读
Жители Санкт-Петербурга устроили «крысогон»17:52。同城约会是该领域的重要参考
Also: This backdoor almost infected Linux everywhere: The XZ Utils close call