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

This Sudoku Puzzle has 30 steps and it is solved using Full House, Naked Single techniques.

Try To Solve This Puzzle

Solution Steps:

  1. Row 5 / Column 2 → 3 (Full House)
  2. Row 6 / Column 1 → 3 (Full House)
  3. Row 8 / Column 3 → 7 (Full House)
  4. Row 1 / Column 5 → 8 (Naked Single)
  5. Row 2 / Column 5 → 1 (Full House)
  6. Row 1 / Column 2 → 4 (Naked Single)
  7. Row 1 / Column 1 → 6 (Full House)
  8. Row 4 / Column 4 → 7 (Naked Single)
  9. Row 5 / Column 4 → 1 (Full House)
  10. Row 2 / Column 9 → 4 (Naked Single)
  11. Row 8 / Column 7 → 7 (Naked Single)
  12. Row 9 / Column 8 → 1 (Naked Single)
  13. Row 9 / Column 9 → 5 (Naked Single)
  14. Row 4 / Column 9 → 3 (Full House)
  15. Row 5 / Column 7 → 8 (Naked Single)
  16. Row 5 / Column 6 → 4 (Full House)
  17. Row 5 / Column 8 → 4 (Full House)
  18. Row 6 / Column 6 → 8 (Naked Single)
  19. Row 8 / Column 1 → 4 (Naked Single)
  20. Row 6 / Column 5 → 6 (Naked Single)
  21. Row 1 / Column 8 → 2 (Naked Single)
  22. Row 1 / Column 7 → 3 (Full House)
  23. Row 8 / Column 2 → 8 (Naked Single)
  24. Row 9 / Column 2 → 2 (Full House)
  25. Row 2 / Column 8 → 8 (Naked Single)
  26. Row 2 / Column 7 → 6 (Full House)
  27. Row 4 / Column 5 → 4 (Naked Single)
  28. Row 9 / Column 6 → 3 (Full House)
  29. Row 4 / Column 6 → 5 (Full House)
  30. Row 9 / Column 5 → 3 (Full House)
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