01: import javax.swing.JOptionPane;
02: 
03: public class TriangleTest
04: {
05:    public static void main(String[] args)
06:    {
07:       String input = JOptionPane.showInputDialog("Enter width");
08:       int width = Integer.parseInt(input);
09:       Triangle t = new Triangle(width);
10:       int area = t.getArea();
11:       System.out.println("Area = " + area);
12:    }
13: }