Foto di gruppo e altri problemi combinatori
I problemi che sto per sottoporvi sono tratti e rielaborati da: Shakuntala Devi, More Puzzles to Puzzle You, 1985, 2000.
La versione originale includ…
Please confirm you want to block this member.
You will no longer be able to:
Please note: This action will also remove this member from your connections and send a report to the site admin. Please allow a few minutes for this process to complete.