In the illustration above there is a hotel bathroom. The doors on either side open into adjacent rooms, which share the bathroom. In similar situations, hotels (and private residences) have put locks on the doors, so that someone in the bathroom could be assured of privacy, and all they have to do is to unlock the other door before they return to their own room.
Unfortunately, people often forget to unlock the other door. Pounding and shouting ensue. But in this hotel, the management came up with a solution, involving two short pieces of rope, that solved the problem perfectly. What did they do?
If you think you know the answer, send it to firstname.lastname@example.org . Get your entry in by noon, Pacific Time, April 16th. We will randomly draw a winner from the pool of correct entries, and that person gets a very special prize: a copy of the monumental book The Sailmaker’s Apprentice, autographed by the author, Emiliano Marino. To learn more about Emiliano, visit The Artful Sailor.
To receive email notifications for my posts, scroll down to subscribe.
To see more puzzles, and to read a bunch of excellent essays, return to the Blog page.