Odd Sum

package oddsum;

import javax.swing.JOptionPane;

public class OddSum {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        int number, total = 0;
        String num1 = JOptionPane.showInputDialog("Input a number");
        number = Integer.parseInt(num1);
        for (int i = 0; i <= number; i++) {
            if (i%2 != 0){
                total += i;
            }
        }
        System.out.print("Sum of odd numbers: " + total);
    }

}