2017 年 10月 23 日随笔档案 - zitian246

2017年10月23日

摘要： Do you know what is called ``Coprime Sequence''? That is a sequence consists of nnpositive integers, and the GCD (Greatest Common Divi... 阅读全文

posted @ 2017-10-23 19:05 zitian246 阅读(109) 评论(0) 推荐(0) 编辑