Use this to calculate ! in math.
! in math means multiplication from the ! number until 0. Example: 10! = 10x9x8x7x6x5x4x3x2x1. If it overfills, that means that Scratch can't handle it. Please credit if you use this. Go see the newest version on @Green-Bloon. It is one of the earler projects on @Green-Bloon.
