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

This Sudoku Puzzle has 34 steps and it is solved using Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Triple, Hidden Pair techniques.

Naked Single Explanation
Hidden Single Explanation
Hidden Pair Explanation
Locked Candidates Explanation
Locked Candidates Explanation
Full House Explanation
Try To Solve This Puzzle

Solution Steps:

  1. Row 8 / Column 4 → 9 (Naked Single)
  2. Row 8 / Column 9 → 8 (Naked Single)
  3. Row 9 / Column 9 → 5 (Naked Single)
  4. Row 7 / Column 8 → 1 (Naked Single)
  5. Row 9 / Column 8 → 6 (Naked Single)
  6. Row 9 / Column 6 → 7 (Full House)
  7. Row 7 / Column 7 → 2 (Naked Single)
  8. Row 8 / Column 7 → 7 (Full House)
  9. Row 8 / Column 6 → 4 (Hidden Single)
  10. Row 3 / Column 7 → 6 (Hidden Single)
  11. Locked Candidates Type 1 (Pointing): 8 in b5 => r5c7<>8
  12. Locked Candidates Type 2 (Claiming): 1 in r2 => r1c79<>1
  13. Naked Triple: 2,5,8 in r125c6 => r37c6<>5, r3c6<>8
  14. Row 3 / Column 6 → 3 (Naked Single)
  15. Row 7 / Column 6 → 3 (Naked Single)
  16. Row 7 / Column 4 → 5 (Naked Single)
  17. Hidden Pair: 1,9 in r13c4 => r1c4<>2, r13c4<>8
  18. Row 1 / Column 4 → 1 (Naked Single)
  19. Row 3 / Column 4 → 1 (Naked Single)
  20. Row 1 / Column 2 → 5 (Full House)
  21. Row 3 / Column 2 → 5 (Full House)
  22. Row 3 / Column 8 → 8 (Naked Single)
  23. Row 6 / Column 8 → 5 (Full House)
  24. Row 6 / Column 7 → 8 (Full House)
  25. Row 1 / Column 7 → 9 (Naked Single)
  26. Row 1 / Column 9 → 2 (Naked Single)
  27. Row 1 / Column 6 → 8 (Full House)
  28. Row 5 / Column 7 → 1 (Naked Single)
  29. Row 2 / Column 7 → 5 (Full House)
  30. Row 2 / Column 9 → 1 (Full House)
  31. Row 5 / Column 9 → 9 (Full House)
  32. Row 2 / Column 6 → 2 (Full House)
  33. Row 5 / Column 6 → 2 (Naked Single)
  34. Row 5 / Column 4 → 8 (Naked Single)
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