using System;

namespace ConsoleApp85
{
    class Program
    {
        static void Main(string[] args)
        {
            string userName = Console.ReadLine();
            string pass = string.Empty;

            for (int i = userName.Length - 1; i >= 0; i--)
            {
                pass += userName[i];
            }
            int count = 1;
            while (true)
            {
                string input = Console.ReadLine();
                if (input == pass)
                {
                    Console.WriteLine($"User {userName} logged in.");
                    break;
                }
                else if (count == 4)
                {
                    Console.WriteLine($"User {userName} blocked!");
                }
                else
                {
                    Console.WriteLine("Incorrect password. Try again.");
                }
                count++;
            }

        }
    }
}