Initialize an empty project
Create an Operation system & implements an sum operation, which just sum all sphere Score
Create a Sphere Grid able to select and deselect spheres, and verify that the selection is a multiple of a certain multiple to reach
Refactor Operation system: can now return the result of two numbers.
Utils for SphereGrid
Create a method to replace spheres into SphereGrid
Create two games based on SphereGrid
gitignore of github initial commit