private static void Task4()
{
var str1 = "1c0111001f010100061a024b53535009181c";
var str2 = "686974207468652062756c6c277320657965";
var result = "746865206b696420646f6e277420706c6179";
Console.WriteLine(Xor.BytePerByteFromHexToHex(str1, str2).ToLower());
Console.WriteLine(result == Xor.BytePerByteFromHexToHex(str1, str2).ToLower());
Console.WriteLine(Hex.FromHexString("746865206b696420646f6e277420706c6179"));
}
