Categories Offsites Positioned as the hardest question on a Putnam exam (#6, 1992) Post author By Post date March 21, 2024 No Comments on Positioned as the hardest question on a Putnam exam (#6, 1992) ← A challenging puzzle about subset sums → What does it mean that light “slows down” in glass? Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.