随笔分类 -  打表规律篇

摘要:Description It is well-known that for any n there are exactly four n-digit numbers (including ones with leading zeros) that are self-squares: the last 阅读全文 »
posted @ 2018-03-28 21:36 GHzz 阅读(226) 评论(0) 推荐(0) 编辑

点击右上角即可分享
微信分享提示