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

This Sudoku Puzzle has 22 steps and it is solved using Full House, Naked Single techniques.

Naked Single Explanation
Full House Explanation
Try To Solve This Puzzle

Solution Steps:

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