3.sd 172 B

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