I think that for C# it would be better if for input it does not take a jagged array, but instead a normal 2d array.

Nice cata, but in my oppinion the description is a little bit flawed. It says that at the end of the day, all the clones re-clone, but they get dumber at the morning - so last they when the clones can solve 1 Kata, they will clone theirself once more, before becoming useless