EnglishGreeter3.java

public class EnglishGreeter extends Greeter {
    @Override
    public void doHello() {
        System.out.println("Hello!");
    }
    
    @Override
    public void celebrate() {
        System.out.println("WOO HOO!");
    }

    @Override
    public void doGoodbye() {
        System.out.println("Goodbye!");
    }
}