This week’s puzzle is from Professor Layton and the Lost Future, one of my favorite games. This puzzle appears relatively early in the game, and yet has tripped up many people whom I have asked. The solving time ranges from two minutes to eighteen hours. Rather than tell you my version, I’ll just quote the text directly.
“It seems you need to enter a number to open the door. The only clue you have is a hastily written note from a woman known for her poor handwriting.