Answer:
public class Fan {
/** Main method */
public static void main(String[] args) {
final int SLOW = 1; // Fan speed slow
final int MEDIUM = 2; // Fan speed medium
final int FAST = 3; // Fan speed fast
// Create two Fan objects
Fan fan1 = new Fan();
Fan fan2 = new Fan();
fan1.setSpeed(FAST);
fan1.setRadius(10);
fan1.setColor("yellow");
fan1.turnOn();
fan2.setSpeed(MEDIUM);
fan2.setRadius(5);
fan2.setColor("blue");
fan2.turnOff();
System.out.println(fan1.toString());
System.out.println(fan2.toString());
}
}