Leetcode questions 1 - 10

August 15

1. Two sum
C#
https://github.com/jianminchen/Leetcode_C-/blob/master/1TwoSum.cs

2. Add two numbers
C#
https://github.com/jianminchen/Leetcode_C-/blob/master/2AddTwoNumbers.cs

3. Longest substring without repeating characters

blog:
http://blog.csdn.net/linhuanmars/article/details/19949159

read all the comments, and play with code using C#, at least 20 minutes; get more understanding this time.

https://github.com/jianminchen/Leetcode_C-/blob/master/3LongestSubstringWithoutRepeating.cs

4. Median of two sorted array (8/17/2015)

C# implementation:
https://github.com/jianminchen/Leetcode_C-/blob/master/4MedianOfTwoSortedArrays.cs

5 longest palindromic substring

C#
https://github.com/jianminchen/Leetcode_C-/blob/master/5LongestPalindromicSubstring.cs

9 Palindrome number
blog:
http://codeganker.blogspot.ca/2014/02/palindrome-number-leetcode.html

C# code:
https://github.com/jianminchen/Leetcode_C-/blob/master/9palindromeNumber.cs

10 Regular Expression Matching
blog:
http://bangbingsyb.blogspot.ca/2014/11/leetcode-regular-expression-matching.html

C# code:
https://github.com/jianminchen/Leetcode_C-/blob/master/10RegularExpressionMatching.cs