it's convenient is that why well at the end of the day this is something that we want to turn into a binary string so I guess I haven't described that at the end but so so once you in covered everything you have this big natural number that describes all your symbols and then you turn it into a binary string and then you can in the binary representation and you can ship that off to the to the receiver they start at the end you just have one number right right and then you from this one number you can back word