3.sd 172 B

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