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

public class Main {

    public static void main(){

    }
    
    public static void Welcome(){
        System.out.println("Please enter your name");
        
        Scanner scanner = new Scanner(System.in);
        String userInput = scanner.next();

        if(userInput.equalsIgnoreCase("alice") || userInput.equalsIgnoreCase("bob"))
        {
            System.out.println("Welcome " + userInput);
        }
    }
}