13/15 One was because I got two LISPs mixed up with each other, the other because it was in a language I didn't recognize (Piet) and there were two languages I

13/15 One was because I got two LISPs mixed up with each other, the other because it was in a language I didn't recognize (Piet) and there were two languages I didn't know anything about as options (GLSL was the other).