摘要：
Digital RootsTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 19968Accepted: 6563DescriptionThe digital (数字)root (根)of a positive integer is found by summing the digits of the integer. If the resulting (结果)value is a single digit then that digit is the digital root. If the resulting value co 阅读全文
posted @ 2010-12-11 15:04 PmPen 阅读(377) 评论(0) 推荐(0) 编辑