Find the PermutationsSorting is one of the most used operations in real life, where Computer Science comes into act. It iswell-known that...
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其他好文 时间:
2016-01-19 19:25:28
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170
代码:public class Solution { List> resultList = new ArrayList(); boolean flag = false; public List> permute(int[] nums) { int len = nums...
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其他好文 时间:
2016-01-18 11:52:15
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137
Given a collection of numbers that might contain duplicates, return all possible unique permutations.For example,[1,1,2]have the following unique perm...
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其他好文 时间:
2016-01-13 09:26:10
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165
46. Permutations
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Total Accepted: 81495 Total
Submissions: 239854 Difficulty: Medium
Given a collection of distinct numbers, return all possible permutations...
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其他好文 时间:
2016-01-09 17:05:29
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148
Given a permutation which contains no repeated number, find its index in all the permutations of these numbers, which are ordered in lexicographical o...
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其他好文 时间:
2016-01-06 08:01:32
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236
Given a collection ofdistinctnumbers, return all possible permutations.For example,[1,2,3]have the following permutations:[1,2,3],[1,3,2],[2,1,3],[2,3...
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其他好文 时间:
2016-01-02 12:24:15
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216
题目来源https://leetcode.com/problems/permutations-ii/Given a collection of numbers that might contain duplicates, return all possible unique permutations...
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编程语言 时间:
2015-12-30 13:20:32
阅读次数:
307
题目来源https://leetcode.com/problems/permutations/Given a collection ofdistinctnumbers, return all possible permutations.For example,[1,2,3]have the foll...
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编程语言 时间:
2015-12-30 11:18:05
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211
题目:http://codeforces.com/problemset/problem/610/E如果存在c1,c2在原串相邻且在询问串中c1在c2前面的话,把它们在原串出现次数加起来记作sum,那么n-sum就是答案。维护一棵线段树,线段树的每个节点存一个k^2的矩阵。然后修改的话就在线段树上区间...
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其他好文 时间:
2015-12-29 19:21:17
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158
题目: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 sequen...
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其他好文 时间:
2015-12-27 17:36:41
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165