<b_jonas> slashlearn euclid//Euclid is a short geeky game in which the goal is to do Euclidean compass and straightedge constructions in as few steps as possible. It runs in the browser, found at "http://www.euclidthegame.com/". It was popular among #esoteric regulars in 2016-07.

deparse.o: deparse.c config.h Str.h deparse.h text.h op.h IO.h expr.h \
  re.h stack.h xmalloc.h strhash.h val.h kork.h list.h sub.h variable.h \
  main_io.h main_label.h mars.h venus.h hash.h zz.h