xkcd #3015: D&D Combinatorics
xkcd #3015: D&D Combinatorics

xkcd.com
D&D Combinatorics

Look, you can't complain about this after giving us so many scenarios involving N locked chests and M unlabeled keys.
xkcd #3015: D&D Combinatorics
D&D Combinatorics
Look, you can't complain about this after giving us so many scenarios involving N locked chests and M unlabeled keys.