题解 | #矩阵转置#

#include <stdio.h>
int main()
{
    int n = 0;
    int m = 0;
    scanf("%d %d", &n, &m);  //n行m列
    int i = 0;
    int j = 0;
    int arr[3][5] = { 1,2,3,4,5,2,3,4,5,6,3,4,5,6,7 }; //初始化arr[][]
    for (i = 0; i < n; i++)
    {
        for (j = 0; j < m; j++)
        {
            scanf("%d", &arr[i][j]);  //给arr[][]赋值
        }
    }
    for (i = 0; i < m; i++)
    {
        for (j = 0; j < n; j++)
        {
            printf("%d ", arr[j][i]);    //转置矩阵
        }
        printf("\n");
    }

    return 0;
}