Nim is a mathematical game of strategy in which two players take turns removing (or "nimming") objects from distinct heaps or piles.
https://en.wikipedia.org/wiki/Nim
mkdir ./build cd ./build cmake -DCMAKE_BUILD_TYPE=Debug .. && cmake --build . --verbose && ./src/nim-game
mkdir ./build cd ./build cmake .. && sudo cmake --build . --target install --verbose
nim-game