Write a java program to input two values and perform arithmetic operation using button

importjava.applet.Applet;

importjava.awt.Button;

importjava.awt.TextField;

importjava.awt.event.ActionEvent;

importjava.awt.event.ActionListener;

public class OperatorApplet extends Applet implements ActionListener

{

TextField t1,t2,t3;

    Button b1,b2,b3,b4;

public void init()

    {

setLayout(null);

    t1 = new TextField(15);

t1.setBounds(100,100,50,20);

    t2 = new TextField(15);

t2.setBounds(100,125,50,20);

    t3 = new TextField(15);

t3.setBounds(100,150,50,20);

    b1 = new Button("ADD");

b1.setBounds(50,180,40,20);

    b2 = new Button("DIV");

b2.setBounds(100,180,40,20);

    b3 = new Button("MUL");

b3.setBounds(150,180,40,20);

    b4 = new Button("Sub");

b4.setBounds(200,180,40,20);

add(t1);

add(t2);

add(t3);          

add(b1);

add(b2);

add(b3);

add(b4);

b1.addActionListener(this);

b2.addActionListener(this);

b3.addActionListener(this);

b4.addActionListener(this);

    }

public void actionPerformed(ActionEvent e)

    {

inti,j;

        i=Integer.parseInt(t1.getText());

        j=Integer.parseInt(t2.getText());

if(e.getSource()==b1)

t3.setText(""+(i+j));

else if(e.getSource()==b2)

t3.setText(""+(i/j));

else if(e.getSource()==b3)

t3.setText(""+(i*j));

else

t3.setText(""+(i-j));

    }

}

Output :