text: 2 8
  0 0 0 0 4 3
  0 0 0 0 5 3
  0 0 0 1 1 1
  0 0 0 3 0 1
  0 0 0 3 1 1
  0 0 0 3 2 3
  0 0 0 6 0 1
  0 0 1 0 0 0
  0 0 3 0 2 2
  0 0 3 1 2 1
  0 0 3 2 2 1
  0 0 6 0 0 4
  0 1 0 0 0 6
  0 1 1 2 1 2
  0 1 1 2 2 2
  0 1 4 2 4 2
  0 2 0 0 2 5
  0 2 0 0 5 5
  0 2 1 0 3 2
  0 2 5 0 2 2
  0 2 5 0 4 2
  0 2 6 2 3 2
  0 3 0 0 1 5
  0 3 0 0 5 5
  0 3 1 2 2 2
  0 4 2 0 0 1
  0 4 2 0 3 4
  0 5 0 0 2 5
  0 5 0 0 5 5
  0 5 2 2 3 4
  0 6 0 0 0 2
  1 0 0 3 0 3
  1 0 0 4 0 3
  1 0 3 4 0 6
  1 0 3 6 0 6
  1 1 6 3 0 3
  1 1 6 3 3 3
  1 4 3 0 0 6
  2 1 2 6 3 5
  2 1 5 3 3 3
  2 2 2 6 3 5
  2 2 5 2 3 6
  2 2 6 4 3 3
  2 3 0 0 0 3
  2 3 4 3 3 3
  2 3 6 0 3 3
  2 4 0 0 0 3
  3 0 0 3 0 3
  3 0 3 0 0 4
  3 0 4 4 0 6
  3 0 4 6 0 6
  3 3 0 0 0 3
  3 3 4 3 0 3
  3 3 6 3 0 3
  3 3 6 3 3 3
  3 4 4 3 0 3
  3 4 6 3 3 3
  4 0 0 0 0 3
  4 0 0 3 0 3
  4 0 3 0 0 4
  5 3 4 0 3 3
  5 6 4 2 3 3
  6 0 0 0 0 4
  6 0 0 3 0 4
  6 0 0 4 0 4
  6 0 3 4 0 6
  6 6 0 0 0 3
  