Given a binary tree, determine if it is height-balanced.
For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees of every node never diffe...
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其他好文 时间：
2014-10-22 01:06:01
阅读次数：
162
Flip Game
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 31424
Accepted: 13656
Description
Flip game is played on a rectangular 4x4 field with two-sided...
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其他好文 时间：
2014-10-21 23:18:43
阅读次数：
314
Given two binarytrees, write a function to check if they are equal or not.Two binary trees are considered equal if they are structurally identical and...
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其他好文 时间：
2014-10-21 23:02:04
阅读次数：
240
11598. XORConstraintsTime Limit: 1 secs, Memory Limit: 256 MBDescriptionGiven two integersSandF, what is the XOR (exclusive-or) of all numbers between...
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其他好文 时间：
2014-10-21 22:59:43
阅读次数：
438
Two Sum
Total Accepted:
37848 Total Submissions:
206006
Given an array of integers, find two numbers such that they add up to a specific target number.
The function twoSum should return ...
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其他好文 时间：
2014-10-21 21:44:10
阅读次数：
267
Problem Description
Given two sequences of numbers : a[1], a[2], ...... , a[N], and b[1], b[2], ...... , b[M] (1 <= M <= 10000, 1 <= N <= 1000000). Your task is to find a number K which make a[K] = b...
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其他好文 时间：
2014-10-21 21:38:27
阅读次数：
258
Python多行语句
Python语句中一般以新行作为语句的结束符，但我们可以使用斜杠(\)将一行的语句分为多行显示，如下所示：
total = item_one+ item_two + item_three
语句中包含[],{},()就不需要使用多行连接符，如下：
days =[‘monday’,’tuesday’,’w...
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编程语言 时间：
2014-10-21 12:19:08
阅读次数：
249
Given two wordsword1andword2, find the minimum number of steps required to convertword1toword2. (each operation is counted as 1 step.)You have the fol...
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其他好文 时间：
2014-10-21 05:43:21
阅读次数：
125
Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists.Solution:...
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其他好文 时间：
2014-10-21 02:17:26
阅读次数：
157
Given a linked list, swap every two adjacent nodes and return its head.For example,Given1->2->3->4, you should return the list as2->1->4->3.Your algor...
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其他好文 时间：
2014-10-21 02:14:37
阅读次数：
266
