Advent of Code solutions using C99
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Advent Of Code solutions using C99.


Be sure to clone the project with its submodules:

git clone --recurse-submodules

This project relies on several BSD extensions to the stdlib. BSDs should be able to build the project out of the box. Linux users will need libbsd installed. The package is called libbsd-dev on Debian-based systems.

Build the project using Cmake:

mkdir build
cd build
cmake ..

The supplied script does the above for you.


Inputs can be generated from You will need to get your session cookie from the Advent of Code website. The easiest way to do this is to inspect any input page in your browser.

The script can then be run with bash SESSIONCOOKIE, with SESSIONCOOKIE replaced by your unique session cookie's hash.