摘要：
Given two strings s and t, write a function to determine if t is an anagram of s. For example,s = "anagram", t = "nagaram", return true.s = "rat", t = 阅读全文
posted @ 2016-03-27 02:26 CSU蛋李 阅读(105) 评论(0) 推荐(0) 编辑
摘要：
Given an integer, write a function to determine if it is a power of three. Follow up:Could you do it without using any loop / recursion? 最大的int 型3的幂是1 阅读全文
posted @ 2016-03-27 02:15 CSU蛋李 阅读(132) 评论(0) 推荐(0) 编辑
摘要：
You are playing the following Nim Game with your friend: There is a heap of stones on the table, each time one of you take turns to remove 1 to 3 ston 阅读全文
posted @ 2016-03-27 02:11 CSU蛋李 阅读(117) 评论(0) 推荐(0) 编辑
摘要：
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. For exa 阅读全文
posted @ 2016-03-27 01:49 CSU蛋李 阅读(104) 评论(0) 推荐(0) 编辑