// Show how overridden methods in an
// inheritance class exhibit virtual
// behavior.

public class Virtual
{
    public static void main(String[ ] args)
    {
        Person[ ] p = new Person[6];

        p[0] = new Person("Alice", 'F', 23);
        p[1] = new Executive("David", 'M', 45, 
            33333, 250000, 130000);
        p[2] = new Employee("Susan", 'F', 38,
            44444, 65000);
        p[3] = new Person("Charles", 'M', 26);
        p[4] = new Employee("Max", 'M', 30,
            55555, 78000);
        p[5] = new Executive("Jessica", 'F', 41, 
            66666, 230000, 90000);

        for(int i = 0; i < p.length; i++)
            System.out.println(p[i]);
        System.out.println( );

        Employee[ ] e = new Employee[3];
        e[0] = (Employee) p[1];
        e[1] = (Employee) p[2];
        e[2] = (Employee) p[4];
        e[3] = (Employee) p[5];
        
        for(int i = 0; i < e.length; i++)
            System.out.println(e[i].getCompensation( ));
        System.out.println( );
    }
}