digital root问题
摘要：
问题阐述会是这样的： Given a non-negative integer num, repeatedly add all its digits until the result has only one digit. For example: Given num = 38, the proce 阅读全文
posted @ 2016-03-18 11:39 yuanww 阅读(357) 评论(0) 推荐(0) 编辑
