import java.util.Scanner;

public class Login {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);


        String username = scanner.nextLine();
        String passKey = scanner.nextLine();

        String dota="ara";

        StringBuilder password = new StringBuilder(username);
        password.reverse();



       if (password .equals(dota) ){
           System.out.println("You LOGIN IN!"); System.out.printf("Password is %s",password);}
           else if (!password.equals(dota)){
           System.out.println("Invalid username");
       }

    }}