Char - Practice Exercises C# Sharp

using System;
public class Exercise046 //Char
{
    public static void Main()
    {
        char letter, letter2, letter3;

        Console.Write("Enter letter: ");
        letter = Convert.ToChar(Console.ReadLine());

        Console.Write("Enter letter: ");
        letter2 = Convert.ToChar(Console.ReadLine());

        Console.Write("Enter letter: ");
        letter3 = Convert.ToChar(Console.ReadLine());

        Console.WriteLine("{0} {1} {2}", letter3, letter2, letter);
    }
}