2014年10月23日
Count and Say
摘要： The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21, 1211, 111221, ...1is read off as"one 1"or11.11is read off as"tw... 阅读全文
posted @ 2014-10-23 10:03 YanKwan 阅读(150) 评论(0) 推荐(0) 编辑