gistfile1.txt

const goodPuzzle = [
  [1, 4, 5, 3, 2, 7, 6, 9, 8],
  [8, 3, 9, 6, 5, 4, 1, 2, 7],
  [6, 7, 2, 9, 1, 8, 5, 4, 3],
  [4, 9, 6, 1, 8, 5, 3, 7, 2],
  [2, 1, 8, 4, 7, 3, 9, 5, 6],
  [7, 5, 3, 2, 9, 6, 4, 8, 1],
  [3, 6, 7, 5, 4, 2, 8, 1, 9],
  [9, 8, 4, 7, 6, 1, 2, 3, 5],
  [5, 2, 1, 8, 3, 9, 7, 6, 4],
];

const badPuzzle = [
  [2, 4, 5, 3, 2, 7, 6, 9, 8],
  [8, 3, 9, 6, 5, 4, 1, 2, 7],
  [6, 7, 2, 9, 1, 8, 5, 4, 3],
  [4, 9, 6, 1, 8, 5, 3, 7, 2],
  [2, 1, 8, 4, 7, 3, 9, 5, 6],
  [7, 5, 3, 2, 9, 6, 4, 8, 1],
  [3, 6, 7, 5, 4, 2, 8, 1, 9],
  [9, 8, 4, 7, 6, 1, 1, 3, 5],
  [5, 2, 1, 8, 3, 9, 7, 6, 4],
];