作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 维护四个边界和运动方向 保存已经走过的位置 日期 题目地址:https://leetcode.com/problems/spiral-matrix/description/ 题目描述 Given a matrix of m x n elements (m rows, n columns), return all elements of the mat…

Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order. For example, Given the following matrix: [ [ 1, 2, 3 ], [ 4, 5, 6 ], [ 7, 8, 9 ] ] You should return [1,2,3,6,9,8,7,4,5]. Tips:Input:一个m×n的二维数组,按…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 维护四个边界和运动方向 保存已经走过的位置 日期 题目地址:https://leetcode.com/problems/spiral-matrix-ii/description/ 题目描述 Given an integer n, generate a square matrix filled with elements from 1 to n2 in…

Leetcode59 Spiral Matrix II Given an integer n, generate a square matrix filled with elements from 1 to n2 in spiral order. For example, Given n = 3, You should return the following matrix: [ [ 1, 2, 3 ], [ 8, 9, 4 ], [ 7, 6, 5 ] ]回型打印整数n.Tips: dr dc…

一天一道LeetCode系列 (一)题目 Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order. For example, Given the following matrix: [ [ 1, 2, 3 ], [ 4, 5, 6 ], [ 7, 8, 9 ] ] You should return [1,2,3,6,9,8,7,4,5]. (二…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 题目地址:https://leetcode.com/problems/spiral-matrix-iii/description/ 题目描述 On a 2 dimensional grid with R rows and C columns, we start at (r0, c0) facing east. Here, the north-w…

一天一道LeetCode系列 (一)题目 Given an integer n, generate a square matrix filled with elements from 1 to n2 in spiral order. For example, Given n = 3, You should return the following matrix: [ [ 1, 2, 3 ], [ 8, 9, 4 ], [ 7, 6, 5 ] ] (二)解题 思路参考: [一天一道LeetCode…

# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com' 54: Spiral Matrixhttps://leetcode.com/problems/spiral-matrix/ Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order.For example,Given the f…

Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order. For example,Given the following matrix: [ [ 1, 2, 3 ], [ 4, 5, 6 ], [ 7, 8, 9 ] ] You should return [1,2,3,6,9,8,7,4,5]. [题目分析] 给定一个m行n列的矩阵M,求出这个…

[题干描述] Given a matrix A, return the transpose of A. The transpose of a matrix is the matrix flipped over it's main diagonal, switching the row and column indices of the matrix.(一矩阵A,返回其转置) [思路] 直接处理,A[i][j]的值赋值给output[j][i]. [python代码] input = [[1, 2…