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…

# -*- 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 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 ] ] [题目分析] 与Spiral Matrix不同,这个题目要求生成一个方阵,方阵的值是螺旋递增的…

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 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…

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]. 典型的dfs问题,与前面一个问题比较像,代码如下…

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…

54. Spiral Matrix [Medium] Description Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order. Example 1: Input: [ [ 1, 2, 3 ], [ 4, 5, 6 ], [ 7, 8, 9 ] ] Output: [1,2,3,6,9,8,7,4,5] Example 2: Input:…

54. Spiral Matrix Problem's Link ---------------------------------------------------------------------------- Mean: 顺时针漩涡状打印二维数组的值. analyse: 控制四个边界即可. Time complexity: O(N) view code );        );        ;        )        ));        ;;;}/* */…