Цены на нефть взлетели до максимума за полгода17:55
SelectWhat's included。heLLoword翻译官方下载对此有专业解读
Наука и техника，推荐阅读爱思助手下载最新版本获取更多信息
This is the same idea behind binary search. In a sorted array, you compare against the middle element and eliminate half the remaining candidates. In a quadtree, you choose one of four quadrants and ignore the other three regions. Each level narrows the search space by a factor of four instead of two.