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

This Sudoku Puzzle has 20 steps and it is solved using Naked Single, Full House techniques.

Try To Solve This Puzzle

Solution Steps:

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