Shop the Soundcore Work at Amazon now and get it for its lowest price ever of $99.95.
Notice how the highlighted region shrinks at each step. The algorithm never examines points outside the narrowing window. In a balanced tree with nnn points, this takes about log4(n)\log_4(n)log4(n) steps. For a million points, that's roughly 10 steps instead of a million comparisons.
，更多细节参见51吃瓜
Let Google know who you are and what your site is about
更多详细新闻请浏览新京报网 www.bjnews.com.cn