//Calculator4Applet.java

import javax.swing.*;
import java.awt.*;

public class Calculator4Applet extends JApplet {

    int num1;
    int num2;
    
    public void init () 
    {
	String input;
	input = JOptionPane.showInputDialog("Enter first integer");
	num1 = Integer.parseInt(input);
	
	input = JOptionPane.showInputDialog("Enter second integer");
	num2 = Integer.parseInt(input);
    }
    
    public void paint( Graphics g )
    {		
	int sum, difference, product, quotient=0, remainder=0;
	
	sum = num1 + num2;
	difference = num1 - num2;
	product = num1 * num2;
	if (num2 != 0)
	    quotient = num1 / num2;
	if (num2 != 0)
	    remainder = num1 % num2;
	
        g.setFont( new Font( "Courier", Font.BOLD, 24 ) );

     	g.drawString("Sum is " + sum, 10, 20);
	g.drawString("Difference is " + difference, 10, 40);
	
	g.drawString("Product is " + product, 10, 60);
	
	if (num2 != 0)
	    g.drawString("Quotient is " + quotient, 10, 80);
	else
	    g.drawString ("Qutoient not calculated", 10,80);
	
	if (num2 != 0)
	    g.drawString("Remainder is " + remainder, 10, 100);
	else
	    g.drawString ("Remainder not calculated", 10,100);


	//can compare two numeric variables:
       	if (num1 == num2)
	    g.drawString("they equal!",10,120);
	else
	    g.drawString("they don't equal!",10,120);
	
    }
}
/*  merge the two if statements into one, as they ask the same question */