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

This Sudoku Puzzle has 59 steps and it is solved using Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Full House, Skyscraper techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 7 / Column 2 → 1 (Naked Single)
2. Row 8 / Column 2 → 4 (Hidden Single)
3. Row 7 / Column 5 → 3 (Hidden Single)
4. Row 1 / Column 5 → 8 (Naked Single)
5. Row 8 / Column 8 → 1 (Hidden Single)
6. Row 5 / Column 8 → 4 (Hidden Single)
7. Row 9 / Column 9 → 4 (Hidden Single)
8. Row 5 / Column 5 → 2 (Hidden Single)
9. Row 8 / Column 6 → 2 (Hidden Single)
10. Row 7 / Column 3 → 8 (Hidden Single)
11. Row 5 / Column 9 → 8 (Hidden Single)
12. Row 2 / Column 8 → 8 (Hidden Single)
13. Row 2 / Column 1 → 2 (Hidden Single)
14. Row 6 / Column 8 → 2 (Hidden Single)
15. Locked Candidates Type 1 (Pointing): 9 in b3 => r3c56<>9
16. Row 3 / Column 5 → 5 (Naked Single)
17. Row 9 / Column 5 → 9 (Full House)
18. Row 8 / Column 4 → 5 (Naked Single)
19. Row 9 / Column 7 → 7 (Naked Single)
20. Row 8 / Column 9 → 9 (Naked Single)
21. Row 8 / Column 3 → 7 (Full House)
22. Row 7 / Column 7 → 2 (Naked Single)
23. Row 7 / Column 9 → 5 (Full House)
24. Row 7 / Column 1 → 9 (Full House)
25. Row 2 / Column 3 → 5 (Hidden Single)
26. Row 9 / Column 3 → 6 (Naked Single)
27. Row 9 / Column 1 → 5 (Full House)
28. Row 6 / Column 6 → 5 (Hidden Single)
29. Row 1 / Column 9 → 2 (Hidden Single)
30. Row 1 / Column 1 → 7 (Hidden Single)
31. Row 5 / Column 4 → 7 (Hidden Single)
32. Skyscraper: 6 in r5c1,r6c9 (connected by r3c19) => r5c7,r6c2<>6
33. Row 5 / Column 7 → 9 (Naked Single)
34. Row 4 / Column 8 → 7 (Naked Single)
35. Row 3 / Column 8 → 9 (Full House)
36. Row 6 / Column 9 → 6 (Full House)
37. Row 3 / Column 9 → 7 (Full House)
38. Row 4 / Column 2 → 6 (Naked Single)
39. Row 2 / Column 2 → 3 (Naked Single)
40. Row 6 / Column 2 → 7 (Full House)
41. Row 5 / Column 1 → 1 (Naked Single)
42. Row 3 / Column 1 → 6 (Full House)
43. Row 5 / Column 3 → 3 (Naked Single)
44. Row 5 / Column 6 → 6 (Full House)
45. Row 6 / Column 3 → 9 (Full House)
46. Row 6 / Column 4 → 3 (Full House)
47. Row 3 / Column 7 → 3 (Naked Single)
48. Row 1 / Column 7 → 6 (Full House)
49. Row 2 / Column 6 → 9 (Naked Single)
50. Row 2 / Column 4 → 6 (Full House)
51. Row 1 / Column 4 → 1 (Naked Single)
52. Row 4 / Column 6 → 8 (Naked Single)
53. Row 4 / Column 4 → 9 (Full House)
54. Row 9 / Column 4 → 8 (Full House)
55. Row 9 / Column 6 → 1 (Full House)
56. Row 1 / Column 3 → 4 (Naked Single)
57. Row 1 / Column 6 → 3 (Full House)
58. Row 3 / Column 6 → 4 (Full House)
59. Row 3 / Column 3 → 1 (Full House)