transpose of a matrix java

1import java.util.Scanner;
2public class MatrixTransposeInJava
3{
4   public static void main(String[] args)
5   {
6      int[][] arrGiven = {{2,4,6},{8,1,3},{5,7,9}};	    
7      // another matrix to store transpose of matrix  
8      int[][] arrTranspose = new int[3][3];	    
9      // transpose matrix code  
10      for(int a = 0; a < 3; a++)
11      {    
12         for(int b = 0; b < 3; b++)
13         {    
14            arrTranspose[a][b] = arrGiven[b][a];  
15         } 
16      }	  
17      System.out.println("Before matrix transpose: ");  
18      for(int a = 0; a < 3; a++)
19      {    
20         for(int b = 0; b < 3; b++)
21         {    
22            System.out.print(arrGiven[a][b] + " ");    
23         } 
24         System.out.println();
25      }    
26      System.out.println("After matrix transpose: ");  
27      for(int a = 0; a < 3; a++)
28      {    
29         for(int b = 0; b < 3; b++)
30         {    
31            System.out.print(arrTranspose[a][b] + " ");    
32         } 
33         System.out.println();
34      }
35   }
36}

1  //Transpose a Matrix
2
3  for (int row = 0; row < matrix.length; row++) {
4    
5   for (int col = row; row < matrix[row].length; col++) 
6   {
7    	// Swap 
8     	int data = matrix[row][col];
9    	matrix[row][col] = matrix[col][row];
10   		matrix[col][row] = data;
11   }
12  
13  }

1for (int row = 0; row < matrix.length; row++) {
2    
3   for (int col = row; col < matrix[row].length; col++) 
4   {
5    	// Swap 
6     	int data = matrix[row][col];
7    	matrix[row][col] = matrix[col][row];
8   		matrix[col][row] = data;
9   }
10  
11  }