2016年11月8日
Number of Boomerangs
摘要： Given n points in the plane that are all pairwise distinct, a "boomerang" is a tuple of points (i, j, k) such that the distance between iand j equals 阅读全文
posted @ 2016-11-08 09:05 amazingzoe 阅读(218) 评论(0) 推荐(0)