Upvote a comment to vote. Answer revealed in ~ 12 hours
You must log in or # to comment.
Option 2
Prolog
I’ve only ever seen the penis operator used in Prolog, so Prolog it is.
Option 1
Forth
Option 3
Scheme
Option 4
Mercury
Click to show answer
The answer is Prolog! 9/9 people got it right, perfect score
