﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _09.ReversceCharacters
{
    class ReverseCharacters
    {
        static void Main()
        {
            char a = char.Parse(Console.ReadLine());
            char b = char.Parse(Console.ReadLine());
            char c = char.Parse(Console.ReadLine());

            Console.Write($"{c}{b}{a}");
        }
    }
}
