Thread:4thDimensionTraveler/@comment-25768713-20141230014007/@comment-25902161-20141230174535

I need help on https://www.khanacademy.org/computing/computer-programming/programming-natural-simulations/programming-forces/p/challenge-wall-balls

and

https://www.khanacademy.org/computing/computer-programming/programming-natural-simulations/programming-vectors/p/challenge-static-functions

do you have the finished code?