原题地址：https://oj.leetcode.com/problems/letter-combinations-of-a-phone-number/题意：Given
a digit string, return all possible letter combinations that the ...
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编程语言 时间：
2014-06-10 16:40:57
阅读次数：
223
Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.
If such arrangement is not possible, it must rearrange it as the lowest possible...
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其他好文 时间：
2014-06-10 10:52:42
阅读次数：
192
戳我去解题Given a collection of numbers, return all
possible permutations.For example,[1,2,3]have the following
permutations:[1,2,3],[1,3,2],[2,1,3],[2,3,1...
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其他好文 时间：
2014-06-10 08:42:11
阅读次数：
184
问题描述：
A permutation is an ordered arrangement of objects. For example, 3124 is one possible permutation of the digits 1, 2, 3 and 4. If all of the permutations are listed numerically or alphabeti...
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其他好文 时间：
2014-06-10 06:13:21
阅读次数：
299
题目：Given a string s, partition s such that every substring of the partition is a palindrome. Return all possible palindrome partitioning of s.
解题思路：
回文划分，题目意思是给一个字符串，找出将字符串划分为一系列回文子串的各种可能组合。例如，一个子串“aab“，你需要返回["aa","b"],["a","a","b"]。这个题目的解法也是非常的典型---循环加递归，...
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其他好文 时间：
2014-06-09 23:24:11
阅读次数：
256
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", "255.255.111.3...
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其他好文 时间：
2014-06-08 10:37:47
阅读次数：
273
Given two integersnandk, return all possible
combinations ofknumbers out of 1 ...n.For example,Ifn= 4 andk= 2, a solution
is:[ [2,4], [3,4], [2,3],...
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其他好文 时间：
2014-06-08 08:08:29
阅读次数：
294
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...
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其他好文 时间：
2014-06-08 05:32:21
阅读次数：
196
Description
A robot has been programmed to follow the instructions in its path. Instructions for the next direction the robot is to move are laid down in a grid. The possible instructions are
...
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其他好文 时间：
2014-06-08 04:38:32
阅读次数：
386
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.
...
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其他好文 时间：
2014-06-08 04:01:05
阅读次数：
240
