摘要: Ugly NumbersTime Limit:1000MSMemory Limit:10000KTotal Submissions:21649Accepted:9680DescriptionUgly numbers are numbers whose only prime factors are 2... 阅读全文
posted @ 2015-06-23 13:41 非我非非我 阅读(176) 评论(0) 推荐(0) 编辑