摘要: 描述 N (2 <= N <= 8,000) cows have unique brands in the range 1..N. In a spectacular display of poor judgment, they visited the neighborhood 'watering h 阅读全文
posted @ 2018-10-15 22:17 TobicYAL 阅读(300) 评论(0) 推荐(0) 编辑