摘要: leetcode 326. Power of Three(不用循环或递归) Given an integer, write a function to determine if it is a power of three.Follow up:Could you do it without usi... 阅读全文
posted @ 2016-01-09 11:53 smile_tina 阅读(1399) 评论(1) 推荐(1) 编辑