3.sd 172 B

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