/**
 * Write a description of class Plate here.
 *
 * @author (your name)
 * @version (a version number or a date)
 */
public class Plate
{
    //instance variable
    private String plateNumber;
    private static int nextNumber;
    
    
    public Plate( ) {
        nextNumber++;
        plateNumber = String.format("AC56 %04d",nextNumber);
    }
    
    
    
    public String toString() {
        return plateNumber;
    }
}