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],[3,...
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编程语言 时间：
2014-07-12 12:56:52
阅读次数：
206
DescriptionA subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = another sequence....
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其他好文 时间：
2014-07-11 11:28:14
阅读次数：
269
ssh连接远程服务器，报警信息AddressX.X.X.Xmapstolocalhost,butthisdoesnotmapbacktotheaddress-POSSIBLEBREAK-INATTEMPT!如下:[root@upgirl~]#sshroot@192.168.0.203Address192.168.0.203mapstolocalhost,butthisdoesnotmapbacktotheaddress-POSSIBLEBREAK-INATTEMPT!root@19..
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其他好文 时间：
2014-07-09 08:04:07
阅读次数：
241
Implement atoi to convert a string to an integer.
Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yourself what are the possible input ca...
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其他好文 时间：
2014-07-08 12:52:05
阅读次数：
200
Given a log of stock prices compute the maximum possible earning.
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其他好文 时间：
2014-07-06 20:04:21
阅读次数：
259
SubsetsTotal Accepted:13267Total Submissions:48509My SubmissionsGiven a set of distinct integers,S, return all possible subsets.Note:Elements in a sub...
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其他好文 时间：
2014-07-06 17:50:21
阅读次数：
170
Given a strings1, we may represent it as a binary tree by partitioning it to two non-empty substrings recursively.Below is one possible representation...
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其他好文 时间：
2014-07-06 13:57:54
阅读次数：
155
Input: {1, 2, 3, 4}, r=2 Output: {1, 2}, {1, 3}, {1, 4}, {2, 3}, {2, 4} and {3, 4}.package recursion;
import java.util.ArrayList;
import java.util.Collections;
public class Print_all_possible_com...
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其他好文 时间：
2014-07-06 11:09:05
阅读次数：
183
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...
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其他好文 时间：
2014-07-05 22:10:53
阅读次数：
226
Problem Statement
Rabbits often feel hungry, so when they go out to eat carrots, they jump as quickly as possible.
Initially, rabbit Hanako stands at position init. From position x, she ...
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其他好文 时间：
2014-07-02 17:02:04
阅读次数：
201
