Reminds me of my number theory professor. Open book take home exam, 20 problems and you choose 4 of them to answer. He graded us on how much we were able to d

Reminds me of my number theory professor. Open book take home exam, 20 problems and you choose 4 of them to answer. He graded us on how much we were able to do, and not just the answer itself. 6 of the problems were equivalent to the Riemann Hypothesis (unbeknownst to the class). Fun times.