Because… https://www.tutorialspoint.com/cprogramming/c_header_files.htm
You *probably* want the executable which is the first file on https://github.com/OhGodACompany/OhGodADecode/releases/
chmod +x ohgodadecode
./ohgodadecode <96-char hex string> > textFile.txt
How can I to encode a new timings? That is, do the opposite.
You're in over your head.
Learn this first, then you'll be able to download/build/use programs from github.
https://linuxconfig.org/c-development-on-linux-introduction-i
I want to get hex code after I edit timings in saved textFile.txt that I get through next comand: ./ohgodadecode <96-char hex string> > textFile.txt