public class ModelX { int odometer = 0; boolean autopilot = false; public void drive( int miles) { System.out.println("car drove " + miles + " miles"); odometer = odometer + miles; } public void drive switchAutopilotOn() { autoPilot = true; System.out.println("Autopilot is switched on"); } public void drive switchAutopilotOff() { autoPilot = false; System.out.println("Autopilot is switched off"); } }