Now that we can build the tree, let's use it to search. Finding a specific point means starting at the root and asking: which child quadrant contains this coordinate? Then you recurse into that child and ask again. Each level of the tree cuts the search space by roughly three-quarters.
Get colors of dynamic hover elements，推荐阅读Line官方版本下载获取更多信息
Фото: Дмитрий Коротаев / Коммерсантъ。业内人士推荐搜狗输入法下载作为进阶阅读
Даниил Иринин (Редактор отдела «Наука и техника»)，详情可参考同城约会