顺时针打印矩阵-CSDN博客

网站介绍:输入一个矩阵,按照从外向里以顺时针的顺序依次打印出每一个数字。示例 1:输入:matrix = [[1,2,3],[4,5,6],[7,8,9]]输出:[1,2,3,6,9,8,7,4,5]示例 2:输入:matrix = [[1,2,3,4],[5,6,7,8],[9,10,11,12]]输出:[1,2,3,4,8,12,11,10,9,5,6,7]限制:0 <= matrix.length <= 1000 <= matrix[i].length <= 100来