7.sd 172 B

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