随笔分类 -  二分

摘要:Farmer John has built a new long barn, with N (2 <= N <= 100,000) stalls. The stalls are located along a straight line at positions x1,...,xN (0 <= xi 阅读全文
posted @ 2017-02-27 15:33 duskcloudxu 阅读(188) 评论(0) 推荐(0)