importjava.util.*;publicclassLeetCode{publicstaticvoidmain(String[] args){ Scanner sc=newScanner(System.in);intn=Integer.parseInt(sc.nextLine());int[][] matrix=newint[n][n];for(inti=0;i<n;i++){ String str=sc.nextLine(); String[] strs=str.split(" |,");for(intj=0;j<n;j++)...
voidrecursive(int** result,int* nums,intnumsSize,int* returnSize,bool* used,int* temp,intsize){inti=0;if(size==numsSize) { result[*returnSize]=(int*)malloc(sizeof(int)*numsSize);for(i=0;i<numsSize;i++) { result[*returnSize][i]=temp[i]; } size=0; (*returnSize)++;return; }...
Question 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], [2,1,1] ] 本题难度Medium。 【复杂度】 时间O(N!) 空间 O(N) 【思路】 与Permutations不一...
LeetCode: 46. Permutations 题目描述 Given a collection of distinct 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], [3,2,1] ] 1. 2. 3. 4. 5. 6. ...
leetcode[47] Permutations II Given a collection of numbers that might contain duplicates, return all possible unique permutations. Example: Input: [1,1,2] Output: [ [1,1,2], [1,2,1], [2,1,1] ] 题目大意: 给一个数组含有重复数字,找出他们所有不重复的全排列。
#Leetcode# 47. Permutations II https://leetcode.com/problems/permutations-ii/ Given a collection of numbers that might contain duplicates, return all possible unique permutations. Example: Input: [1,1,2] Output: [ [1,1,2], [1,2,1],...
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], [2,1,1] ] 思路 本题思路和上一篇博客Permutations一样,唯一区别就是,加入了去重操作,构建了set容器...
LeetCode-46-Permutations 算法描述: Given a collection of distinct integers, return all possible permutations. Example: Input: [1,2,3] Output: [ [1,2,3], [1,3,2], [2,1,3], [2,3,1], [3,1,2], [3,2,1] ] 解题思路:题目要求解除所有排列,首先想到的是回溯法。这个题目的关键点...
Idiot-maker https://oj.leetcode.com/problems/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], [3,1,2], and[3,2,1]....
LeetCode#46 Permutations Problem Definition: 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].