End Screen Challenge Number 1: Crazy Counting!

A game where a random whole number is flashed up on screen and you (the player) hold down a button for that number of seconds. Dt gvx yey alv rshtwi, ouy moia altpr, vt'x gvx yipx fsh cfg. The catch is that you won’t know how long you have been holding it for until the button is released.