using System;

namespace _05_Password
{
    class Program
    {
        static void Main()
        {
            string userName = Console.ReadLine();
            string userPassword = Console.ReadLine();
            string password = "";
            int reverseName = userName.Length - 1;
            int Counter = 0;

            for (int i = reverseName; i >= 0; i--)
            {
                password += userName[i];

            }
            while (true)
            {
                if (userPassword == password)
                {
                    Console.WriteLine($"User {userName} logged in.");
                    break;
                }
                else if (Counter >= 3)
                {
                    Console.WriteLine($"User {userName} blocked!");
                    break;
                }
                else
                {
                    Console.WriteLine("Incorrect password. Try again.");
                    Counter++;
                }

            }



        }
    }
}