<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.

#!/bin/sh
exec perl -e 'local$/=\999;seek STDIN,rand((-s STDIN)-299),0 or die;print<STDIN>=~y/ \t/ /sr;' < "${HACKENV-/hackenv}"/share/recipe/recipes.txt