摘要: Prime Ring Problem 时间限制: 2000ms 内存限制: 32768KB HDU ID: 1016 题目描述 A ring is compose of n circles as shown in diagram. Put natural number 1, 2, ..., n in 阅读全文
posted @ 2016-08-11 11:42 961897 阅读(648) 评论(0) 推荐(0) 编辑