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

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