6.sd 172 B

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  1. 6 0 0 5 0 0 0 0 2
  2. 0 5 3 2 4 0 1 0 6
  3. 4 0 2 6 3 0 8 0 7
  4. 9 0 0 0 0 4 0 6 0
  5. 0 0 0 0 1 0 0 0 3
  6. 0 0 4 0 2 3 7 0 5
  7. 0 4 0 1 0 8 0 0 9
  8. 7 8 6 0 0 0 0 1 4
  9. 0 9 1 0 0 0 0 0 0