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

This Sudoku Puzzle has 18 steps and it is solved using Full House, Naked Single, Hidden Single techniques.

Try To Solve This Puzzle

Solution Steps:

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