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

This Sudoku Puzzle has 58 steps and it is solved using Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Full House techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 5 / Column 7 → 8 (Naked Single)
2. Row 6 / Column 3 → 9 (Hidden Single)
3. Row 3 / Column 6 → 8 (Hidden Single)
4. Row 1 / Column 5 → 3 (Hidden Single)
5. Row 9 / Column 6 → 7 (Hidden Single)
6. Row 4 / Column 7 → 9 (Hidden Single)
7. Row 2 / Column 9 → 9 (Hidden Single)
8. Row 4 / Column 1 → 2 (Hidden Single)
9. Row 3 / Column 2 → 9 (Hidden Single)
10. Row 2 / Column 4 → 2 (Hidden Single)
11. Row 3 / Column 7 → 2 (Hidden Single)
12. Row 4 / Column 2 → 8 (Hidden Single)
13. Locked Candidates Type 1 (Pointing): 1 in b1 => r9c1<>1
14. Locked Candidates Type 1 (Pointing): 1 in b2 => r5c4<>1
15. Locked Candidates Type 1 (Pointing): 5 in b2 => r457c4<>5
16. Naked Triple: 4,5,7 in r234c8 => r1678c8<>4, r16c8<>5, r16c8<>7
17. Row 6 / Column 8 → 1 (Naked Single)
18. Row 5 / Column 6 → 1 (Hidden Single)
19. Row 5 / Column 4 → 6 (Hidden Single)
20. Row 7 / Column 4 → 4 (Naked Single)
21. Row 4 / Column 4 → 7 (Naked Single)
22. Row 2 / Column 8 → 7 (Hidden Single)
23. Row 1 / Column 1 → 7 (Hidden Single)
24. Row 6 / Column 2 → 7 (Hidden Single)
25. Row 5 / Column 9 → 7 (Hidden Single)
26. Row 1 / Column 4 → 1 (Hidden Single)
27. Row 3 / Column 4 → 5 (Full House)
28. Row 3 / Column 8 → 4 (Naked Single)
29. Row 3 / Column 1 → 1 (Full House)
30. Row 1 / Column 7 → 6 (Naked Single)
31. Row 9 / Column 7 → 4 (Full House)
32. Row 4 / Column 8 → 5 (Naked Single)
33. Row 4 / Column 5 → 4 (Full House)
34. Row 6 / Column 9 → 4 (Full House)
35. Row 1 / Column 8 → 8 (Naked Single)
36. Row 1 / Column 9 → 5 (Full House)
37. Row 1 / Column 3 → 4 (Full House)
38. Row 9 / Column 2 → 6 (Hidden Single)
39. Row 8 / Column 2 → 3 (Naked Single)
40. Row 2 / Column 2 → 5 (Naked Single)
41. Row 2 / Column 1 → 3 (Full House)
42. Row 7 / Column 2 → 1 (Full House)
43. Row 8 / Column 8 → 6 (Naked Single)
44. Row 7 / Column 8 → 3 (Full House)
45. Row 5 / Column 1 → 5 (Naked Single)
46. Row 5 / Column 3 → 3 (Full House)
47. Row 7 / Column 9 → 2 (Naked Single)
48. Row 8 / Column 6 → 2 (Naked Single)
49. Row 9 / Column 1 → 8 (Naked Single)
50. Row 8 / Column 1 → 4 (Full House)
51. Row 8 / Column 9 → 8 (Full House)
52. Row 9 / Column 9 → 1 (Full House)
53. Row 7 / Column 3 → 5 (Naked Single)
54. Row 7 / Column 6 → 6 (Full House)
55. Row 6 / Column 6 → 5 (Full House)
56. Row 9 / Column 5 → 5 (Full House)
57. Row 9 / Column 3 → 2 (Full House)
58. Row 6 / Column 5 → 2 (Full House)
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