public class Car
{
    public static final char DEFAULT = '*';
    public static final char SMOKE = '.';
    public static final int EMPTY = 0;
    public static final int FULL = 10;
    private char appearance = DEFAULT;
    private int fuel;

    public Car()
    {
        appearance = DEFAULT;
        fuel = FULL;
    }

    public Car(char newAppearance, int newFuel)
    {
        this();
        setAppearance(newAppearance);
        setFuel(newFuel);
    }

    public void setAppearance(char newAppearance)
    {
        appearance = newAppearance; 
    }

    public void setFuel(int newFuel)
    {
        fuel = newFuel;
    }

    public void useFuel()
    {
        fuel--;
    }

    public String toString()
    {
        String s = "";
        s = s + appearance;
        return(s);
    }
}