7.sd 172 B

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