BlueJ-AliceAndBob/Main.java

/**
 * Created by iyasuwatts on 10/17/17.
 */
import java.util.Scanner;

public class Main {

    public static void main(String[] args){

        Scanner sc = new Scanner (System.in);
        String name = sc.nextLine();
        if (name.equals("Bob")|| name.equals("Alice")) {
            System.out.println("Hi " + name + "!");
        }

    }
}