By on November 6, 2024 • Introduction It can be fun to drive a problem all the way into the ground. I don’t always get to do that on paying projects, however sometimes I can do it with hobby projects. In this case I am going to re-solve Dudeney’s Remainder Problem again and again to argue that it can be solved at a pencil and paper scale. The problem is as follows. A good idea for a solution is noticing that the answer is the greatest common divisor (GCD) of two differences of the puzzle inputs...