4.sd 172 B

12345678910
  1. 0 0 9 2 5 0 6 0 7
  2. 5 6 8 4 3 0 0 9 1
  3. 0 2 1 6 9 8 3 0 5
  4. 0 5 4 7 2 0 1 0 0
  5. 1 8 2 5 6 4 9 0 3
  6. 6 7 3 1 8 9 5 0 4
  7. 2 1 7 3 4 6 8 0 9
  8. 0 4 5 0 1 2 0 3 6
  9. 0 9 6 8 7 0 4 1 2