Updating a JLabel in Java in c++ 2011

Code:
    import java.awt.*;
    import java.awt.event.*;
    import javax.swing.*;
     
    public class TestSwingListeners1 {
    public static void main(String[] args) {
    JFrame fr1 = new JFrame("Swing Window");
    Container cp;
    JButton bt1;
    JButton bt2;
    int cnt1 = 0;
    int cnt2 = 0;
    String scr = null;
    String wnr = null;
    JButton btOK, btCancel;
    fr1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    fr1.setSize(300, 200);
    fr1.setResizable(false);
    cp = fr1.getContentPane();
    cp.setLayout(new GridLayout(5,1));
    btOK = new JButton("AC Milan");
    btCancel = new JButton("Real Madrid");
    JLabel lbl1 = new JLabel("Result: " + cnt1 + "X" + cnt2);
    JLabel lbl2 = new JLabel("Last Scorer: " + scr);
    JLabel lbl3 = new JLabel("Winner: " + wnr);
    cp.add(btOK);
    cp.add(btCancel);
    cp.add(lbl1);
    cp.add(lbl2);
    cp.add(lbl3);
     
     
    btOK.addActionListener(new ActionListener(){
    public void actionPerformed(ActionEvent ae) {
     
    }
    });
     
    btCancel.addActionListener(new ActionListener(){
    public void actionPerformed(ActionEvent ae) {
     
    }
    });
    fr1.show(); // Deprecated method!
     
     
     
    }
    }


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