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

This Sudoku Puzzle has 15 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 7 → 6 (Full House)
  2. Row 9 / Column 2 → 7 (Full House)
  3. Row 1 / Column 6 → 5 (Full House)
  4. Row 7 / Column 5 → 6 (Full House)
  5. Row 8 / Column 1 → 5 (Full House)
  6. Row 9 / Column 8 → 2 (Full House)
  7. Row 1 / Column 4 → 7 (Full House)
  8. Row 1 / Column 9 → 2 (Full House)
  9. Row 9 / Column 1 → 6 (Full House)
  10. Row 3 / Column 9 → 8 (Naked Single)
  11. Row 3 / Column 7 → 5 (Full House)
  12. Row 5 / Column 5 → 7 (Naked Single)
  13. Row 5 / Column 4 → 6 (Full House)
  14. Row 9 / Column 4 → 5 (Full House)
  15. Row 9 / Column 9 → 9 (Full House)
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