2015年11月2日
[LeetCode]53. Happy Number快乐数
摘要： 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 integer... 阅读全文
posted @ 2015-11-02 15:02 AprilCheny 阅读(183) 评论(0) 推荐(0)
[LeetCode]52. Bulls and Cows猜数字游戏
摘要： You are playing the following Bulls and Cows game with your friend: You write a 4-digit secret number and ask your friend to guess it. Each time your ... 阅读全文
posted @ 2015-11-02 13:45 AprilCheny 阅读(540) 评论(0) 推荐(0)
[LeetCode]51. Ismorphic Strings同构字符串
摘要： Given two strings s and t, determine if they are isomorphic.Two strings are isomorphic if the characters in s can be replaced to get t.All occurrences... 阅读全文
posted @ 2015-11-02 11:27 AprilCheny 阅读(756) 评论(0) 推荐(0)