Input Assumptions:

• Points are not duplicated (i.e. no points with same coordinates)

• Insert points: in the applet's canvas area, click the left mouse button.
• Run: click Run button to run the applet.
• Reset: click Reset button to remove all points.
• Pause: click Pause button to pause the algorithm.
• Demo: click Demo button to demonstrate the algorithm on some predefined set of points.