Leo, a high school senior who had already devoured every Putnam prep book in existence, found it tucked behind a dusty volume of Russian topology. When he opened it, there was no "Introduction" or "About the Author." The first page simply read: “To find the truth, one must first lose the solution.”
The problems inside were unlike anything he’d seen at the IMO (International Mathematical Olympiad). They didn’t just ask for a proof; they asked for a perspective. Advanced book on Mathematics Olympiad
Problem One: Calculate the volume of a shadow cast by a four-dimensional thought. Leo, a high school senior who had already