Fall 2018, Siena College

SumOfSquares BlueJ Project

SumOfSquares Source Code

The Java source code for SumOfSquares is below. Click on a file name to download it.

### SumOfSquares.java

```/*
* Example SumOfSquares
*
* Jim Teresco, The College of Saint Rose, CSC 202, Fall 2012
* Updated for Siena College, CSIS 210, Fall 2016
*
* \$Id\$
*/

import javax.swing.JOptionPane;

public class SumOfSquares {

// a method that takes 2 parameters, both numbers, and then computes
// the sum of their squares and prints a message.
// num1 and num2 act like variables that are initialized to the first
// and second parameters in each call to sumSquares from somewhere else
public static void sumSquares(int num1, int num2) {

int sumSq = num1 * num1 + num2 * num2;
// instead of printing to the console with System.out.println,
// we will print our result here with a popup window.  Note the
// additional import statement at the top to bring in the
// JOptionPane class
JOptionPane.showMessageDialog(null, "The sum of the squares of " + num1
+ " and " + num2 + " is " + sumSq);
}

public static void main(String[] args) {

// We also use a JOptionPane input dialog box to read in our input.
// Note that showInputDialog always gives us back a String, so we
// need to convert that to an int using Integer.parseInt.

// we need two integers to operate on
String input = JOptionPane.showInputDialog("Please enter the first number");
int firstNum = Integer.parseInt(input);

input = JOptionPane.showInputDialog("Please enter the second number");
int secondNum = Integer.parseInt(input);

// call our method.  The value of firstNum will be used to initialize
// num1 in the method, secondNum will be used to initialize num2 in
// the method
sumSquares(firstNum, secondNum);

}
}
```