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.
第九十八条 询问笔录应当交被询问人核对；对没有阅读能力的，应当向其宣读。记载有遗漏或者差错的，被询问人可以提出补充或者更正。被询问人确认笔录无误后，应当签名、盖章或者按指印，询问的人民警察也应当在笔录上签名。
，更多细节参见safew官方下载
手机的创新速度，随着手机形态的挖掘和现有科技的限制，大大降低，这个社会与行业的共识已经基本形成。在现有的产品形态下，指望智能手机还能像早期那样，掏出接踵而至的大创新，几乎是不切实际的幻想。
A graduate student in China has become seriously depressed after facing frequent verbal abuse.