2016年9月28日
Group Shifted Strings
摘要： Given a string, we can "shift" each of its letter to its successive letter, for example: "abc" -> "bcd". We can keep "shifting" which forms the sequen 阅读全文
posted @ 2016-09-28 02:45 amazingzoe 阅读(614) 评论(0) 推荐(0)