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

This Sudoku Puzzle has 23 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 7 / Column 2 → 8 (Full House)
  2. Row 5 / Column 3 → 9 (Naked Single)
  3. Row 5 / Column 5 → 9 (Naked Single)
  4. Row 4 / Column 2 → 2 (Naked Single)
  5. Row 2 / Column 6 → 1 (Naked Single)
  6. Row 4 / Column 6 → 8 (Full House)
  7. Row 1 / Column 3 → 1 (Naked Single)
  8. Row 6 / Column 4 → 2 (Naked Single)
  9. Row 1 / Column 5 → 2 (Naked Single)
  10. Row 2 / Column 3 → 8 (Naked Single)
  11. Row 6 / Column 3 → 7 (Full House)
  12. Row 4 / Column 1 → 5 (Naked Single)
  13. Row 4 / Column 5 → 1 (Full House)
  14. Row 6 / Column 5 → 2 (Naked Single)
  15. Row 2 / Column 4 → 9 (Naked Single)
  16. Row 1 / Column 4 → 4 (Full House)
  17. Row 2 / Column 5 → 7 (Full House)
  18. Row 2 / Column 1 → 2 (Full House)
  19. Row 1 / Column 1 → 3 (Naked Single)
  20. Row 1 / Column 2 → 9 (Full House)
  21. Row 6 / Column 2 → 3 (Naked Single)
  22. Row 5 / Column 1 → 4 (Naked Single)
  23. Row 6 / Column 1 → 8 (Full House)
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