2017年2月24日
Cycling
摘要： Cycling Problem Description You want to cycle to a programming contest. The shortest route to the contest might be over the tops of some mountains and 阅读全文
posted @ 2017-02-24 20:59 勿忘初心0924 阅读(520) 评论(0) 推荐(0)
Building roads
摘要： Building roads Problem Description Farmer John's farm has N barns, and there are some cows that live in each barn. The cows like to drop around, so Jo 阅读全文
posted @ 2017-02-24 18:39 勿忘初心0924 阅读(600) 评论(0) 推荐(0)