Summary: The UTSC Problem Solving Group meets weekly to learn the art and craft of problem solving. We meet on Tuesdays at 09:00 in IC-220. [full page]
Summary: From Ed Burger: Suppose that $N$ cards are placed on a table with $F$ of them face up. You know the values of $N$ and $F$, but you are unable to see the cards. [full page]