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

This Sudoku Puzzle has 65 steps and it is solved using Hidden Single, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Naked Pair, Locked Candidates Type 2 (Claiming), Naked Triple techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 3 / Column 1 → 3 (Hidden Single)
2. Row 2 / Column 9 → 6 (Hidden Single)
3. Row 6 / Column 8 → 6 (Hidden Single)
4. Row 6 / Column 3 → 7 (Hidden Single)
5. Row 8 / Column 3 → 3 (Hidden Single)
6. Row 9 / Column 2 → 6 (Hidden Single)
7. Row 2 / Column 1 → 2 (Hidden Single)
8. Row 2 / Column 7 → 4 (Hidden Single)
9. Row 9 / Column 7 → 3 (Naked Single)
10. Row 1 / Column 3 → 4 (Hidden Single)
11. Row 7 / Column 4 → 3 (Hidden Single)
12. Row 7 / Column 9 → 7 (Hidden Single)
13. Row 7 / Column 8 → 9 (Hidden Single)
14. Row 1 / Column 8 → 5 (Naked Single)
15. Row 3 / Column 9 → 9 (Full House)
16. Locked Candidates Type 1 (Pointing): 5 in b1 => r4c2<>5
17. Locked Candidates Type 1 (Pointing): 2 in b6 => r89c9<>2
18. Row 9 / Column 9 → 4 (Naked Single)
19. Locked Candidates Type 1 (Pointing): 8 in b7 => r46c1<>8
20. Locked Candidates Type 1 (Pointing): 8 in b4 => r4c46<>8
21. Naked Pair: 1,9 in r6c17 => r6c49<>1, r6c46<>9
22. Naked Pair: 1,9 in r16c1 => r45c1<>1, r45c1<>9
23. Locked Candidates Type 2 (Claiming): 9 in r5 => r4c46<>9
24. Naked Pair: 1,5 in r58c9 => r4c9<>1, r4c9<>5
25. Naked Pair: 2,3 in r4c69 => r4c4<>2
26. Naked Triple: 2,3,8 in r469c6 => r238c6<>8, r38c6<>2
27. Row 3 / Column 6 → 5 (Naked Single)
28. Row 3 / Column 2 → 8 (Naked Single)
29. Row 3 / Column 5 → 2 (Full House)
30. Row 2 / Column 3 → 9 (Naked Single)
31. Row 4 / Column 3 → 8 (Full House)
32. Row 4 / Column 2 → 1 (Naked Single)
33. Row 1 / Column 1 → 1 (Naked Single)
34. Row 2 / Column 6 → 7 (Naked Single)
35. Row 1 / Column 2 → 7 (Naked Single)
36. Row 1 / Column 4 → 9 (Full House)
37. Row 2 / Column 2 → 5 (Full House)
38. Row 4 / Column 4 → 6 (Naked Single)
39. Row 6 / Column 1 → 9 (Naked Single)
40. Row 8 / Column 6 → 4 (Naked Single)
41. Row 4 / Column 1 → 5 (Naked Single)
42. Row 5 / Column 1 → 6 (Full House)
43. Row 5 / Column 4 → 1 (Naked Single)
44. Row 6 / Column 7 → 1 (Naked Single)
45. Row 5 / Column 6 → 9 (Naked Single)
46. Row 7 / Column 5 → 8 (Naked Single)
47. Row 7 / Column 1 → 4 (Full House)
48. Row 8 / Column 1 → 8 (Full House)
49. Row 4 / Column 7 → 9 (Naked Single)
50. Row 8 / Column 7 → 5 (Full House)
51. Row 2 / Column 4 → 8 (Naked Single)
52. Row 2 / Column 5 → 1 (Full House)
53. Row 5 / Column 5 → 4 (Naked Single)
54. Row 5 / Column 9 → 5 (Full House)
55. Row 8 / Column 5 → 6 (Full House)
56. Row 9 / Column 6 → 2 (Naked Single)
57. Row 8 / Column 4 → 7 (Full House)
58. Row 6 / Column 4 → 2 (Full House)
59. Row 9 / Column 8 → 8 (Full House)
60. Row 8 / Column 8 → 2 (Full House)
61. Row 8 / Column 9 → 1 (Full House)
62. Row 4 / Column 6 → 3 (Naked Single)
63. Row 4 / Column 9 → 2 (Full House)
64. Row 6 / Column 9 → 3 (Full House)
65. Row 6 / Column 6 → 8 (Full House)