/**
 * Created by iyasuwatts on 10/17/17.
 */
import java.util.Scanner; //get access to the library

public class Main {

    public static void main(String[] args ){
        // SAVES INPUT
        String name1;
        String name2;

        //get input
        Scanner input = new Scanner(System.in);


        System.out.println("Enter your name: ");
        name1 = input.nextLine(); //assign first input

        System.out.println("Enter other name: ");
        name2 = input.nextLine();// assign second input

        //make the names lowerCase
        name1.toLowerCase();
        name2.toLowerCase();

        String nameSaver1 = name1;
        String nameSaver2 = name2;

        if((name1.equals(nameSaver1)||name1.equals(nameSaver2))&&((name2.equals(nameSaver1))||(name2.equals(nameSaver2))))
        {
            System.out.println("Hello!" + name1 +" "+ name2);
        }
        else
        {
            System.out.println("I do not know you guys!");
            System.out.println("false ");
        }


    }

}