transpose a mattrix using method

import java.util.*;

public class Trans
{


    public static double[][] transposeMatrix(double [][] m)
    {
        double[][] temp = new double[m[0].length][m.length];
        for (int i = 0; i < m.length; i++)
            for (int j = 0; j < m[0].length; j++)
                temp[j][i] = m[i][j];
        return temp;
    }



    public static void main(String args[])
    {
        // initialize the variable
        Scanner s = new Scanner(System.in);
        System.out.println("enter row and column");

        int row = s.nextInt();
        int column = s.nextInt();
        double[][] a = new double[row][column];
        for (int i = 0; i < row; i++)
        {
            for (int j = 0; j < column; j++)
            {
                double b = s.nextDouble();
                a[i][j]=b;
            }
            System.out.println();
        }
        double[][] c = new double[row][column];

        c = transposeMatrix(a);

        // operation for transpose

        System.out.println("Transpose matrix:");
        // After Transpose the matrix print the result
        for (int i = 0; i < column; i++)
        {
            for (int j = 0; j < row; j++)
            {
                System.out.print(c[i][j]+" ");
            }
            System.out.println();
        }
    }
}