public void rotate(int[][] matrix) { matrixPrint(matrix); if (matrix.length < 2) { matrixPrint(matrix); return; } for (int i = 0; i < matrix.length; i++) { for (int j = i; j < matrix.length; j++) { exchangeMatrix(matrix, i, j); } reverse(matrix[i]); } matrixPrint...
1 数组上下翻转+主对角线翻转 class Solution { public: void rotate(vector<vector<int>>& matrix) { int size = matrix.size(); // 1.上下翻转 for (int j ...
classSolution{public:voidrotate(vector<vector<int>>&matrix){int n=matrix.size();for(int i=0;i<(n+1)/2;i++)// 行的遍历范围{for(int j=0;j<n/2;j++)// 列的遍历范围{// 由于是旋转赋值,所以temp记录的是最后一个位置上的元素//然后逆时针进行覆盖,见上面的图。int temp=matrix[n-1-j...
给定matrix = [ [1,2,3], [4,5,6], [7,8,9] ], 原地旋转输入矩阵,使其变为: [ [7,4,1], [8,5,2], [9,6,3] ] 题目链接: https://leetcode-cn.com/problems/rotate-matrix-lcci/ 思路1# 原地旋转。将矩阵顺时针旋转 90 度可以分解为两个步骤: 将矩阵按照主对角线(左上~右下)...
https://leetcode.com/problems/search-a-2d-matrix/ https://leetcode.com/problems/search-in-rotated-sorted-array-ii/ https://leetcode.com/problems/find-minimum-in-rotated-sorted-array/ https://leetcode.com/problems/find-peak-element/ ...
class Solution { public: void rotate(vector<vector<int>>& matrix) { int n = matrix.size(); for (int i = 0; i < n / 2; ++i) { for (int j = 0; j < (n + 1) / 2; ++j) { int temp = matrix[i][j]; matrix[i][j] = matrix[n - j - 1][i]; matrix[n - j ...
void rotate(vector<vector<int>>& matrix) { int n = matrix.size(); for(int a = 0;a < (n+1)/2;a++){ for(int b = 0;b < (n)/2;b++){ int t=matrix[a][b]; matrix[a][b]=matrix[n-1-b][a]; matrix[n-1-b][a]=matrix[n-1-a][n-1-b]; ...
class Solution: def rotate(self, matrix): """ :type matrix: List[List[int]] :rtype: void Do not return anything, modify matrix in-place instead. """ m = len(matrix) n = len(matrix[0]) for i in range(m): for j in range(i + 1): self.swap(matrix, i, j, j, i) for...
leetcode 48 -rotate-image: 先对角线翻转 matrix[i][j]和matix[j][i]交换,然后中轴线翻转 matrix[i][j]和matrix[i][n-j-1]交换 三步反转的方法: leetcode 189:rotate-array 查找表问题 查找问题主要用到2种数据结构 HashSet和 HashMap HashSet的基础数据结构是散列表。因此,对于添加,移除和查找(包含...
189.rotate-array.js 217.contains-duplicate.js 23.merge-k-sorted-lists.js 236.lowest-common-ancestor-of-a-binary-tree.js 238.product-of-array-except-self.js 326.power-of-three.js 334.increasing-triplet-subsequence.js 344.reverse-string.js ...