Machine Problem

Write program that asks the user to give two integer numbers and displays the product using Java programming language.

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Program Listing

// multiply_two_numbers.java
// Jake Rodriguez Pomperada, MAED-IT, MIT
// www.jakerpomperada.blogspot.com  and www.jakerpomperada.com
// jakerpomperada@gmail.com
// Bacolod City, Negros Occidental Philippines

/*  Machine Problem
 * 
 * Write program that asks the user to give two integer numbers and displays the product. 
 */

import javax.swing.JOptionPane; 

public class multiply_two_numbers
{
   public static void main( String args[] )
   {
       
       JOptionPane.showMessageDialog( null, "MULTIPLY TWO NUMBERS USING SWING IN JAVA" + "\n\n" +
       "     Click The Ok Button To Continue    ", 
         "About This Program", JOptionPane.INFORMATION_MESSAGE );
         
      // obtain user input from JOptionPane input dialogs
      String x = 
         JOptionPane.showInputDialog( "Enter first integer" );
      String y =
          JOptionPane.showInputDialog( "Enter second integer" );

      // convert String inputs to int values for use in a calculation
      int a = Integer.parseInt(x); 
      int b = Integer.parseInt(y);

      // Perform multiplication of variables a and variable b
      int product = (a*b);
      
      // display result in a JOptionPane message dialog
      JOptionPane.showMessageDialog( null, "       The product of " + a + " and " + b + " is " + product + "."
       + "\n\n" + "    Written By Prof. Jake R. Pomperada,MAED-IT, MIT  " + "\n\n" ,
         "The Result", JOptionPane.INFORMATION_MESSAGE );
         
         
   } // end method main
} // end class multiply_two_numbers

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