2015年7月22日
Path Sum
摘要： /** * Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x... 阅读全文
posted @ 2015-07-22 21:51 *桔子* 阅读(140) 评论(0) 推荐(0)
Minimum Depth of Binary Tree
摘要： /** * Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x... 阅读全文
posted @ 2015-07-22 21:37 *桔子* 阅读(134) 评论(0) 推荐(0)
Balanced Binary Tree
摘要： /** * Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x... 阅读全文
posted @ 2015-07-22 21:08 *桔子* 阅读(169) 评论(0) 推荐(0)
Valid Palindrome [leetcode]
摘要： class Solution {public: bool isPalindrome(string s) { if(s=="") return true; int i=0; string s1; while(i='A' && s[i]='a... 阅读全文
posted @ 2015-07-22 20:08 *桔子* 阅读(119) 评论(0) 推荐(0)
Sum Root to Leaf Numbers
摘要： 二叉树 阅读全文
posted @ 2015-07-22 19:53 *桔子* 阅读(127) 评论(0) 推荐(0)
reorder List
摘要： /** * Definition for singly-linked list. * struct ListNode { * int val; * ListNode *next; * ListNode(int x) : val(x), next(NULL) {} * };... 阅读全文
posted @ 2015-07-22 10:08 *桔子* 阅读(203) 评论(0) 推荐(0)