2018年4月28日
coprime Sequence
摘要： Do you know what is called ``Coprime Sequence''? That is a sequence consists of nn positive integers, and the GCD (Greatest Common Divisor) of them is 阅读全文
posted @ 2018-04-28 19:51 左手边五十米 阅读(264) 评论(0) 推荐(0) 编辑