using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(EncodeTo64("52"));

    }

    private static string EncodeTo64(string toEncode)

    {

        byte[] toEncodeAsBytes

         = System.Text.ASCIIEncoding.ASCII.GetBytes(toEncode);

        string returnValue

              = System.Convert.ToBase64String(toEncodeAsBytes);

        return returnValue;

    }

}