/**

 * Auto Generated Java Class.

 */

public class Practice2 {

  

  

  public static void main(String[] args) { 

    

    int[][] nums = new int[4][5];

    

    for (int i = 0; i < nums.length; i++) {

      for (int j = 0; j < nums[i].length; j++) {

        nums[i][j] = j*i;

      }

    }

    

   printArray(nums);

   System.out.println("0,0 element:" + nums[0][0]);

  }

  

  

  public static void printArray(int[][] a) {

    a[0][0] = 3000;

    //a = new int[4][5];

    for (int i = 0; i < a.length; i++) {

      for (int j = 0; j < a[i].length; j++) {

        System.out.print(a[i][j] + "  " );

      }

      System.out.println( );

    }

    

  }

 

  

  

  

}