using System;
using System.Text;

namespace ConsoleApp3
{
    class Program
    {
        public static void Main(string[] args)
        {
            byte[] bozicek = new byte[] { 0x24, 0x1d, 0x52, 0x34, 0x1d, 0x64, 0x69, 0x7a, 0x1d, 0x30, 0x44, 0x28 };

            byte[] jelencek = new byte[] { 0x47, 0x71, 0x66, 0x41, 0x6e, 0x49, 0x39, 0x4e, 0x6e, 0x43, 0x33, 0x4c };

        char[] snezinka = new char[bozicek.Length];
        for (int sani = 0; sani < bozicek.Length; sani++)
               snezinka[sani] = (char)(bozicek[sani] ^ jelencek[sani]);
        Console.Write(snezinka);
        }
    }
}