2018年2月11日
LeetCode 507. Perfect Number
摘要： We define the Perfect Number is a positive integer that is equal to the sum of all its positive divisors except itself. Now, given an integer n, write 阅读全文
posted @ 2018-02-11 10:32 Jimmy_Cheng 阅读(175) 评论(0) 推荐(0) 编辑