This is neat. For others interested in this sort of thing, https://challenge.synacor.com/ https://challenge.synacor.com/ specifies a virtual machine, and comes

This is neat. For others interested in this sort of thing, https://challenge.synacor.com/ https://challenge.synacor.com/ specifies a virtual machine, and comes with a binary that performs a self-test -- it is perhaps a neat way to get started.