2016年8月9日

263. Ugly Number

摘要： 1. 问题描述 Write a program to check whether a given number is an ugly number.Ugly numbers are positive numbers whose prime factors only include 2, 3, 5. 阅读全文

posted @ 2016-08-09 22:21 whl-hl 阅读(108) 评论(0) 推荐(0)

202. Happy Number

摘要： 1. 问题描述 Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with any positive 阅读全文

posted @ 2016-08-09 22:07 whl-hl 阅读(110) 评论(0) 推荐(0)

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