/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;
import javax.swing.JTextField;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int i,j;

    	JTextField[][] a = new JTextField[9][9];

    	int[][] val = new int[9][9];

    	for(i=0;i<9;i++)
    	{
    		for(j=0;j<9;j++)
    		{
    			try {
    				val[i][j] = Integer.parseInt(a[i][j].getText());
    				System.out.println(val[i][j]);
    			}
    			catch (NullPointerException npe) {
    				System.err.println("NPE caught: i: " + i + " j: " + j);
    			}
    		}
    	}
	}
}/* package whatever; // don't place package name! */