Math people:
Until recently, at least, there existed at least one Web page containing complete Putnam competition problems and solutions from the past twenty years or so. In retrospect, I see that I should have downloaded everything there when I had the chance. I spent about 20 minutes Googling today and couldn't find any such page. Does anyone know if anything like this exists as of September 11, 2013?
Here are two sites that may help you: