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submitted 6 months ago* (last edited 6 months ago) by cows_are_underrated@feddit.org to c/programmer_humor@programming.dev

Did you ever saw a char and thought: "Damn, 1 byte for a single char is pretty darn inefficient"? No? Well I did. So what I decided to do instead is to pack 5 chars, convert each char to a 2 digit integer and then concat those 5 2 digit ints together into one big unsigned int and boom, I saved 5 chars using only 4 instead of 5 bytes. The reason this works is, because one unsigned int is a ten digit long number and so I can save one char using 2 digits. In theory you could save 32 different chars using this technique (the first two digits of an unsigned int are 42 and if you dont want to account for a possible 0 in the beginning you end up with 32 chars). If you would decide to use all 10 digits you could save exactly 3 chars. Why should anyone do that? Idk. Is it way to much work to be useful? Yes. Was it funny? Yes.

Anyone whos interested in the code: Heres how I did it in C: https://pastebin.com/hDeHijX6

Yes I know, the code is probably bad, but I do not care. It was just a funny useless idea I had.

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[-] prettybunnys@sh.itjust.works 2 points 6 months ago* (last edited 6 months ago)

Could you spawn a container to run the function that packs the char?

You’re gonna need an entire ansible infrastructure to stand up the host that runs the podman container too.

this post was submitted on 06 Sep 2025
503 points (97.2% liked)

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