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UVA 11077 Find the Permutations 递推置换
Find the PermutationsSorting is one of the most used operations in real life, where Computer Science comes into act. It iswell-known that...
分类:其他好文   时间:2016-01-19 19:25:28    阅读次数:170
Jan 17 - Permutations; BackTracking; Array; Recursion;
代码:public class Solution { List> resultList = new ArrayList(); boolean flag = false; public List> permute(int[] nums) { int len = nums...
分类:其他好文   时间:2016-01-18 11:52:15    阅读次数:137
*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:2016-01-13 09:26:10    阅读次数:165
<LeetCode OJ> 46. Permutations
46. Permutations My Submissions Question Total Accepted: 81495 Total Submissions: 239854 Difficulty: Medium Given a collection of distinct numbers, return all possible permutations...
分类:其他好文   时间:2016-01-09 17:05:29    阅读次数:148
Lintcode: Permutation Index
Given a permutation which contains no repeated number, find its index in all the permutations of these numbers, which are ordered in lexicographical o...
分类:其他好文   时间:2016-01-06 08:01:32    阅读次数:236
[?]*Permutations
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...
分类:其他好文   时间:2016-01-02 12:24:15    阅读次数:216
[LeetCode]题解(python):047-Permutations II
题目来源https://leetcode.com/problems/permutations-ii/Given a collection of numbers that might contain duplicates, return all possible unique permutations...
分类:编程语言   时间:2015-12-30 13:20:32    阅读次数:307
[LeetCode]题解(python):046-Permutations
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...
分类:编程语言   时间:2015-12-30 11:18:05    阅读次数:211
CF 610E. Alphabet Permutations
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...
分类:其他好文   时间:2015-12-29 19:21:17    阅读次数:158
LeetCode - Permutation Sequence
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...
分类:其他好文   时间:2015-12-27 17:36:41    阅读次数:165
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