published by Zorchenhimer on Tue, 11/15/2011 - 15:03
This was actually easier than I thought it would be. Only took me about an hour and a half from start to finish. The input is in Big Endian (I think. Endianness confuses me.) binary on the left-hand side of the image. Output is marked with a piston and torch per bit towards the top of the image. The lone piston and torch are the carry bit for addition on the fourth bit.
