将的两行三列数组转换为三行两列的数组

#define _CRT_SECURE_NO_WARNINGS 1

#include<stdio.h>
int main()
{
    int a[2][3]={{1,2,3},{4,5,6}};
    int b[3][2],i,j;
    for ( i = 0; i <=1; i++)
    {
        for ( j = 0; j <=2; j++)
        {
            printf("%5d",a[i][j]);
            b[j][i]=a[i][j];
        }printf("\n");
    }
    printf("\n");
    for ( i = 0; i <=2; i++)
    {
        for ( j = 0; j <=1; j++)
        {
            printf("%5d",b[i][j]);
        }
        printf("\n");
    }
    return 0;
}