Below put-invaders is considered the repository folder.

To compile the game, run the following command:

g++ <some_path>/put-invaders/src/*.cpp -o <some_path>/put-invaders/invade -lsfml-graphics -lsfml-window -lsfml-system

To run the game, execute the created program:

<some_path>/put-invaders/invade

There will be a makefile soon, promise.