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[leetcode]
问题描述: 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], [3,1,2], and [3,2,1]. 基本思想: ...
分类:其他好文   时间:2014-12-21 22:11:28    阅读次数:289
[leetCode]Permutation Sequence
The set [1,2,3,…,n] contains a total of n! unique permutations. By listing and labeling all of the permutations in order, We get the following sequence (ie, for n = 3): "123""132""213""231""3...
分类:其他好文   时间:2014-12-20 18:19:32    阅读次数:148
【LeetCode】Permutations II 解题报告
【题目】 Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example, [1,1,2] have the following unique permutations: [1,1,2], [1,2,1], an...
分类:其他好文   时间:2014-12-17 12:49:36    阅读次数:140
【LeetCode】Permutations II
Permutations IIGiven a collection of numbers that might contain duplicates, return all possible unique permutations.For example,[1,1,2]have the follow...
分类:其他好文   时间:2014-12-13 19:16:20    阅读次数:180
【LeetCode】Permutations
PermutationsGiven 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]...
分类:其他好文   时间:2014-12-13 14:59:31    阅读次数:175
【LeetCode】Permutation Sequence
Permutation SequenceThe set[1,2,3,…,n]contains a total ofn! unique permutations.By listing and labeling all of the permutations in order,We get the fo...
分类:其他好文   时间:2014-12-10 21:11:32    阅读次数:194
[leetcode] Permutations
PermutationsGiven 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]...
分类:其他好文   时间:2014-12-10 12:18:30    阅读次数:155
careercup-递归和动态规划 9.5
9.5 编写一个方法,确定某字符串的所有排列组合。类似leetcode:Permutations解法:跟许多递归问题一样,简单构造法非常管用。假设有个字符串S,以字符序列a1a2a...an表示。终止条件:n=1S=a1,只有一种排列组合,即字符串a1情况:n=2S=a1a2 有两种排列组合a1a2...
分类:其他好文   时间:2014-12-08 00:40:56    阅读次数:212
[LeetCode] Permutations II 排列
Given a collection of numbers that might contain duplicates, return all possible unique permutations.For example,[1,1,2]have the following unique perm...
分类:其他好文   时间:2014-12-06 16:46:12    阅读次数:225
LeetCode: Permutations 解题报告
PermutationsGiven 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...
分类:其他好文   时间:2014-12-03 21:08:41    阅读次数:111
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