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

This Sudoku Puzzle has 23 steps and it is solved using Full House, Naked Single, Hidden Single techniques.

Try To Solve This Puzzle

Solution Steps:

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