Use your mouse to slice the diamonds. There are 2 things I want you to know about. 1: the diamonds begin as vector images but when they are sliced they turn into bitmap images. 2: the diamonds don’t cut in half the way you sliced it. That’s all. Here is it on TurboWarp: https://turbowarp.org/684093270?fps=60
Almost full credit to @AlSweigart for the book. Song by @Will_Wam.