TESTS FAIL. Oops, turns out that I wasn't testing the hard puzzle, becuase I wasn't loading it. Fixed it so if it doesn load it fails, which reveals the pre-existing failure.
TESTS FAIL. Oops, turns out that I wasn't testing the hard puzzle, becuase I wasn't loading it. Fixed it so if it doesn load it fails, which reveals the pre-existing failure.

jkomoros/sudoku,jkomoros/sudoku,jkomoros/sudoku