using System;

​

public class UniqueMapper

{

    // Die Originalfunktion

    public static string MapNumberToChar(int number)

    {

       int baseCodePoint = 0x10000;

        int targetCodePoint = baseCodePoint + number;

​

        return Char.ConvertFromUtf32(targetCodePoint);

    }

​

    // Die Umkehrfunktion

    public static int MapCharToNumber(string character)

    {

​

        int baseCodePoint = 0x10000;

        int codePoint = Char.ConvertToUtf32(character, 0);

​

        return codePoint - baseCodePoint;

    }

}

​

// Test

public class Program

{

    public static void Main()

    {

        int number = 123456;

        string mappedChar = UniqueMapper.MapNumberToChar(number);

        Console.WriteLine("The character for "+number+" is: "+mappedChar);

​

        int originalNumber = UniqueMapper.MapCharToNumber(mappedChar);

        Console.WriteLine("The original number for character '"+mappedChar+"' is: "+originalNumber);

    }

}

​