Given a singly linked list where elements are
sorted in ascending order, convert it to a height balanced BST.public class
Solution { /** Convert th...
分类：
其他好文 时间：
2014-06-10 00:22:44
阅读次数：
259
题目
Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between).
For example:
G...
分类：
其他好文 时间：
2014-06-08 17:29:07
阅读次数：
315
题目
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level).
For example:
Given binary tree {3,9,20,#,#,15,7},
3
/ \...
分类：
其他好文 时间：
2014-06-08 16:38:02
阅读次数：
194
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 digit. Add the two numbers and return it as a link...
分类：
其他好文 时间：
2014-06-08 15:30:28
阅读次数：
227
题目
Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root).
For example:
Given binary tree {3,9,20...
分类：
其他好文 时间：
2014-06-08 09:23:34
阅读次数：
230
题目
Given a collection of integers that might contain duplicates, S, return all possible subsets.
Note:
Elements in a subset must be in non-descending order.The solution set must not c...
分类：
其他好文 时间：
2014-06-08 05:32:21
阅读次数：
196
题目
Given an array and a value, remove all instances of that value in place and return the new length.
The order of elements can be changed. It doesn't matter what you leave beyond the new length.
原题链接（点我）
解题思路
给一个数组和一个数字，移除该数字在数组中所有出现的地方。
这是一个非常简单的题目，应...
分类：
其他好文 时间：
2014-06-08 04:05:50
阅读次数：
284
题目
Given a set of distinct integers, S, return all possible subsets.
Note:
Elements in a subset must be in non-descending order.The solution set must not contain duplicate subsets.
...
分类：
其他好文 时间：
2014-06-08 04:01:05
阅读次数：
240
Spiral MatrixGiven a matrix of m x n elements
(m rows, n columns), return all elements of the matrix in spiral order.For
example, Given the following ...
分类：
其他好文 时间：
2014-06-07 22:57:31
阅读次数：
236
Given an array withnobjects colored red, white
or blue, sort them so that objects of the same color are adjacent, with the
colors in the order red, wh...
分类：
其他好文 时间：
2014-06-07 20:11:53
阅读次数：
234
