ten-boards.json

{
  "boards": [
    [
      [4, 0, 0, 0, 0, 0, 8, 0, 5],
      [0, 3, 0, 0, 0, 0, 0, 0, 0],
      [0, 0, 0, 7, 0, 0, 0, 0, 0],
      [0, 2, 0, 0, 0, 0, 0, 6, 0],
      [0, 0, 0, 0, 8, 0, 4, 0, 0],
      [0, 0, 0, 0, 1, 0, 0, 0, 0],
      [0, 0, 0, 6, 0, 3, 0, 7, 0],
      [5, 0, 0, 2, 0, 0, 0, 0, 0],
      [1, 0, 4, 0, 0, 0, 0, 0, 0]
    ],
    [
      [5, 2, 0, 0, 0, 6, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 7, 0, 1],
      [3, 0, 0, 0, 0, 0, 0, 0, 0],
      [0, 0, 0, 4, 0, 0, 8, 0, 0],
      [6, 0, 0, 0, 0, 0, 0, 5, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0],
      [0, 4, 1, 8, 0, 0, 0, 0, 0],
      [0, 0, 0, 0, 3, 0, 0, 2, 0],
      [0, 0, 8, 7, 0, 0, 0, 0, 0]
    ],
    [
      [6, 0, 0, 0, 0, 0, 8, 0, 3],
      [0, 4, 0, 7, 0, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0],
      [0, 0, 0, 5, 0, 4, 0, 7, 0],
      [3, 0, 0, 2, 0, 0, 0, 0, 0],
      [1, 0, 6, 0, 0, 0, 0, 0, 0],
      [0, 2, 0, 0, 0, 0, 0, 5, 0],
      [0, 0, 0, 0, 8, 0, 6, 0, 0],
      [0, 0, 0, 0, 1, 0, 0, 0, 0]
    ],
    [
      [4, 8, 0, 3, 0, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 7, 1],
      [0, 2, 0, 0, 0, 0, 0, 0, 0],
      [7, 0, 5, 0, 0, 0, 0, 6, 0],
      [0, 0, 0, 2, 0, 0, 8, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0],
      [0, 0, 1, 0, 7, 6, 0, 0, 0],
      [3, 0, 0, 0, 0, 0, 4, 0, 0],
      [0, 0, 0, 0, 5, 0, 0, 0, 0]
    ],
    [
      [0, 0, 0, 0, 1, 4, 0, 0, 0],
      [0, 3, 0, 0, 0, 0, 2, 0, 0],
      [0, 7, 0, 0, 0, 0, 0, 0, 0],
      [0, 0, 0, 9, 0, 0, 0, 3, 0],
      [6, 0, 1, 0, 0, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 8, 0],
      [2, 0, 0, 0, 0, 0, 1, 0, 4],
      [0, 0, 0, 0, 5, 0, 6, 0, 0],
      [0, 0, 0, 7, 0, 8, 0, 0, 0]
    ],
    [
      [0, 0, 0, 0, 0, 0, 5, 2, 0],
      [0, 8, 0, 4, 0, 0, 0, 0, 0],
      [0, 3, 0, 0, 0, 9, 0, 0, 0],
      [5, 0, 1, 0, 0, 0, 6, 0, 0],
      [2, 0, 0, 7, 0, 0, 0, 0, 0],
      [0, 0, 0, 3, 0, 0, 0, 0, 0],
      [6, 0, 0, 0, 1, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 7, 0, 4],
      [0, 0, 0, 0, 0, 0, 0, 3, 0]
    ],
    [
      [6, 0, 2, 0, 5, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 3, 0, 4, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0],
      [4, 3, 0, 0, 0, 8, 0, 0, 0],
      [0, 1, 0, 0, 0, 0, 2, 0, 0],
      [0, 0, 0, 0, 0, 0, 7, 0, 0],
      [5, 0, 0, 2, 7, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 8, 1],
      [0, 0, 0, 6, 0, 0, 0, 0, 0]
    ],
    [
      [0, 5, 2, 4, 0, 0, 0, 0, 0],
      [0, 0, 0, 0, 7, 0, 1, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0],
      [0, 0, 0, 8, 0, 2, 0, 0, 0],
      [3, 0, 0, 0, 0, 0, 6, 0, 0],
      [0, 9, 0, 5, 0, 0, 0, 0, 0],
      [1, 0, 6, 0, 3, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 8, 9],
      [7, 0, 0, 0, 0, 0, 0, 0, 0]
    ],
    [
      [6, 0, 2, 0, 5, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 4, 0, 3, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0],
      [4, 3, 0, 0, 0, 8, 0, 0, 0],
      [0, 1, 0, 0, 0, 0, 2, 0, 0],
      [0, 0, 0, 0, 0, 0, 7, 0, 0],
      [5, 0, 0, 2, 7, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 8, 1],
      [0, 0, 0, 6, 0, 0, 0, 0, 0]
    ],
    [
      [0, 9, 2, 3, 0, 0, 0, 0, 0],
      [0, 0, 0, 0, 8, 0, 1, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 0, 0],
      [1, 0, 7, 0, 4, 0, 0, 0, 0],
      [0, 0, 0, 0, 0, 0, 0, 6, 5],
      [8, 0, 0, 0, 0, 0, 0, 0, 0],
      [0, 6, 0, 5, 0, 2, 0, 0, 0],
      [4, 0, 0, 0, 0, 0, 7, 0, 0],
      [0, 0, 0, 9, 0, 0, 0, 0, 0]
    ]
  ]
}