public class Automobile implements Comparable<Automobile>
{
    private String make;  // make of *this* Automobile
    private String model;
    private int year;
    private String vin;
    
    public Automobile(String make0, String model0, int year0, String vin0)         
    {
        make = make0;   
        model = model0;
        year = year0;
        vin = vin0;
    }
    public String getMake()                       // "getter" method for make 
    {   return make;  }                           // compact way to save space
   
    public String getModel()   { return model; }  // even more compact way
    public int getYear() { return year; }
    public String getVIN() { return vin; }
    public int compareTo(Automobile other) {
      return vin.compareTo(other.vin);
    }
}