Games and physics simulations need to detect which objects are touching or overlapping. With nnn objects, checking every pair is O(n2)O(n^2)O(n2) comparisons, which gets expensive fast. A hundred objects means roughly 5,000 pair checks. A thousand means nearly 500,000.
// 逻辑：只要左侧元素最小值，说明该元素需纳入无序区间，左边界左移
。关于这个话题，Line官方版本下载提供了深入分析
Фото: РИА Новости
Little is known about early religious communities from this area