I did eventually play through the entire game/program, and here is the entirety of the album output that resulted:
If you’re curious as to just how much of a difference the user input actually makes, you can compare what I came up with to an album uploaded by another user of Cosmic DJ here. The background “structure” of the song does sound similar, as you would expect, but the user input forms the core of the melody and produces a decidedly different sound from different styles of input.