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Leetcode-Permutations
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...
分类:其他好文   时间:2014-11-21 01:19:50    阅读次数:189
Leetcode-Permutations II
Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example,[1,1,2] have the following unique pe...
分类:其他好文   时间:2014-11-20 13:39:43    阅读次数:108
leetcode Permutation Sequence
The set[1,2,3,…,n]contains a total ofn! unique permutations.By listing and labeling all of the permutations in order,We get the following sequence (ie...
分类:其他好文   时间:2014-11-19 23:43:08    阅读次数:250
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:2014-11-19 18:43:16    阅读次数:187
Leetcode-Permuation 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 ...
分类:其他好文   时间:2014-11-17 06:53:34    阅读次数:214
leetcode. Permutations && Permutations II
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,...
分类:其他好文   时间:2014-11-16 13:20:10    阅读次数:154
[Leetcode] Permutations
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,...
分类:其他好文   时间:2014-11-13 07:01:33    阅读次数:113
[Leetcode] Permutations II
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:2014-11-13 06:59:23    阅读次数:166
leetcode第一刷_Permutations II
当有反复元素的时候呢?不用拍脑袋都会想到一种方法,也是全部有反复元素时的通用处理方法,维护一个set,假设这个元素没增加过就增加,增加过了的忽略掉。可是,在这道题上这个通用方法竟然超时了!怎么办?想一下为什么会这样,如果我们要排列的数字是1111112,当当前的排列中没有1时,取哪个1生成一遍,都是...
分类:其他好文   时间:2014-11-11 20:41:51    阅读次数:213
leetcode Permutations
题目: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],...
分类:其他好文   时间:2014-10-29 01:57:39    阅读次数:189
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