This code may contain spoilers, if you haven't finished the puzzles over on https://adventofcode.com.

Paste your input in a file named input.txt in the root of the project. After that, follow the instructions for each language:

cargo run 

$ iex iex(1)> c("main.ex") [DayX] iex(2)> DayX.load_file |> DayX.first YOUR ANSWER iex(3)> 

Node.js needs to be installed as a runtime.

sb run main.sb

terraform plan