//a droid that can be activate, hover and charge
public class Droid{
 int batteryLevel;

  Droid() {
    batteryLevel = 100;
  }

  public void activate() {
    System.out.println("Activated, How can I help you?");
    batteryLevel = batteryLevel - 5;
    System.out.println("Battery level is at " + batteryLevel + " precent");
  }
  public void chargeBattery(int hours) {
    System.out.println("droid charging....");
    batteryLevel = batteryLevel + hours;
    if (batteryLevel > 100) {
      batteryLevel = 100;
      System.out.println(batteryLevel);
    }
      else {
        System.out.println("charging... battery at " + batteryLevel + " precent");
      }
    }

  public int checkBatteryLevel() {
    System.out.println("battery at " + batteryLevel + " precent");
    return batteryLevel;
  }
   public void hover(int feet) {
     if (feet > 2) {
     System.out.println("Error! I cannot hover above 2 feet.");

     }
     else {
       System.out.println("hovering....");
         batteryLevel = batteryLevel - 20;
       System.out.println("battery level at " + batteryLevel + " precent");
     }
   }


  public static void main(String[] args) {
    Droid Dorit = new Droid();
    Dorit.activate();
    Dorit.chargeBattery(5);
    Dorit.hover(2);
  }
}