【017-Letter Combinations of a Phone Number （电话号码上的单词组合）】【LeetCode-面试算法经典-Java实现】【所有题目目录索引】原题 Given a digit string, return all possible letter combinations that the number could represent.
A mapping...
分类：
编程语言 时间：
2015-07-21 09:11:42
阅读次数：
133
题目如下：
Given a stack which can keep M numbers at most. Push N numbers in the order of 1, 2, 3, ..., N and pop randomly. You are supposed to tell if a given sequence of numbers is a possible pop ...
分类：
其他好文 时间：
2015-07-20 16:46:24
阅读次数：
124
题目：
Given a string containing only digits, restore it by returning all possible valid IP address combinations.
For example:
Given "25525511135",
return ["255.255.11.135", "255.255.111.35"]...
分类：
编程语言 时间：
2015-07-20 13:07:47
阅读次数：
173
ROS-Installing from source Install from source requires that you download and compile the source code on your own. ROS Jade supports Trusty, Utopic, and Vivid. Other platforms are possible to use b...
分类：
系统相关 时间：
2015-07-20 11:05:34
阅读次数：
339
Implementatoito convert a string to an integer.Hint:Carefully consider all possible input cases. If you want a challenge, please do not see below and ...
分类：
其他好文 时间：
2015-07-19 21:27:59
阅读次数：
134
It is possible to write five as a sum in exactly six different ways:
4 + 1
3 + 2
3 + 1 + 1
2 + 2 + 1
2 + 1 + 1 + 1
1 + 1 + 1 + 1 + 1
How many different ways can one hundred be written as a su...
分类：
其他好文 时间：
2015-07-18 18:41:52
阅读次数：
94
It is possible to write ten as the sum of primes in exactly five different ways:
7 + 3
5 + 5
5 + 3 + 2
3 + 3 + 2 + 2
2 + 2 + 2 + 2 + 2
What is the first value which can be written as the sum o...
分类：
其他好文 时间：
2015-07-18 18:40:05
阅读次数：
118
---恢复内容开始---DescriptionThe figure shown on the left is left-right symmetric as it is possible to fold the sheet of paper along a vertical line, drawn ...
分类：
其他好文 时间：
2015-07-18 15:28:00
阅读次数：
143
题目：
Given two integers n and k, return all possible combinations of k numbers out of 1 ... n.
For example,
If n = 4 and k = 2, a solution is:
[
[2,4],
[3,4],
[2,3],
[1,2],
[1,3],
...
分类：
编程语言 时间：
2015-07-18 12:37:37
阅读次数：
102
题目：
Given a set of distinct integers, nums, 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：
编程语言 时间：
2015-07-18 12:36:29
阅读次数：
151
