import java.io.*;
import java.util.*;
public class Driver {
public static void main(String[] args) {
Greeter a,b;
a = new Greeter();
System.out.println(a.happyGreet("Jack"));
System.out.println(a.sadGreet("Jill"));
b = new Greeter("Oh wow, hi there", "Is your day as awful as mine");
System.out.println(b.happyGreet("Billmantha"));
System.out.println(b.sadGreet("Manbilltha"));
}
}