public class Hourly extends Employee
{
    private double rate;
    public Hourly(String name, double rate)
    {
        super(name);
        this.rate = rate;
    }
    public double computePay(int hours)
    {
        if(hours <= 40)
        {
            return hours*rate;
        }
        //hours > 40
        return 40*rate + 3*(hours - 40)*rate/2;
    }
}