米开朗菠萝

2016年5月25日

摘要： Given a sorted array, remove the duplicates in place such that each element appear only once and return the new length. Do not allocate extra space fo 阅读全文

posted @ 2016-05-25 21:11 米开朗菠萝阅读(219) 评论(0) 推荐(0)

27. Remove Element

摘要： Given an array and a value, remove all instances of that value in place and return the new length. Do not allocate extra space for another array, you 阅读全文

posted @ 2016-05-25 20:48 米开朗菠萝阅读(199) 评论(0) 推荐(0)

125. Valid Palindrome

摘要： Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases. For example,"A man, a plan, a canal: Pan 阅读全文

posted @ 2016-05-25 20:31 米开朗菠萝阅读(158) 评论(0) 推荐(0)

2016年5月24日

7. Reverse Integer

摘要： Reverse digits of an integer. Example1: x = 123, return 321Example2: x = -123, return -321 click to show spoilers. Have you thought about this? Here a 阅读全文

posted @ 2016-05-24 21:46 米开朗菠萝阅读(162) 评论(0) 推荐(0)

2. Add Two Numbers

摘要： You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single 阅读全文

posted @ 2016-05-24 21:36 米开朗菠萝阅读(229) 评论(0) 推荐(0)

2016年5月23日

172. Factorial Trailing Zeroes

摘要： Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 转：http://www.jianshu.com 阅读全文

posted @ 2016-05-23 22:20 米开朗菠萝阅读(182) 评论(0) 推荐(0)

204. Count Primes

摘要： Description: Count the number of prime numbers less than a non-negative number, n. 阅读全文

posted @ 2016-05-23 21:52 米开朗菠萝阅读(236) 评论(0) 推荐(0)

2016年5月20日

67. Add Binary

摘要： Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 题目：求2个二进制字符串的和，结果也要二进制字符串输出。阅读全文

posted @ 2016-05-20 21:55 米开朗菠萝阅读(305) 评论(0) 推荐(0)

326. Power of Three

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? 判断整数是不是3的幂数阅读全文

posted @ 2016-05-20 20:44 米开朗菠萝阅读(353) 评论(0) 推荐(0)

2016年5月19日

9. Palindrome Number

摘要： Determine whether an integer is a palindrome. Do this without extra space. click to show spoilers. Some hints: Could negative integers be palindromes? 阅读全文

posted @ 2016-05-19 23:34 米开朗菠萝阅读(229) 评论(0) 推荐(0)

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