// What greet() from GreeterExample would print

public abstract class GreeterAbstract {
    public abstract void printMessage();

    public void greet() {
        System.out.println("Hello!");
    }
}

public interface GreeterInterface {
    void printMessage();

    default void greet() {
        System.out.println("Greetings!");
    }
}

public class GreeterExample extends GreeterAbstract implements GreeterInterface {
    // Implementation goes here
}