New answers tagged pencil-and-paper-games
17
Took another approach...
13
I found a different way to solve it.
Note that this doesn't disprove @trolley813's proof - it only shows one part of the proof is incorrect:
13
Well, not strictly an answer (since I've found exactly the same as one already posted), but rather a proof that other ways are not possible:
19
This is pretty fun indeed! :)
Don't forget to read @trolley813's concise proof (and upvote it :P)
Top 50 recent answers are included
