using System;

public class Program

{

    public static void Main()

    {

        var encoding = new System.Text.UnicodeEncoding();

​

​

        var textToEncode = "inputhere";

​

        var dataToConvert = encoding.GetBytes(textToEncode);

​

        var encodedText = Convert.ToBase64String(dataToConvert);

​

        var textToDecode = encodedText;

​

        dataToConvert = Convert.FromBase64String(textToDecode);

​

        var decodedText = encoding.GetString(dataToConvert);

​

​

​

        Console.WriteLine("Input: " + textToEncode);

        Console.WriteLine("Encoded: " + encodedText);

        Console.WriteLine("Decoded: " + decodedText);

    }

}