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

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

Try To Solve This Puzzle

## Solution Steps:

1. Row 3 / Column 9 → 9 (Hidden Single)
2. Row 9 / Column 7 → 9 (Hidden Single)
3. Row 8 / Column 7 → 5 (Naked Single)
4. Row 8 / Column 9 → 6 (Naked Single)
5. Row 3 / Column 4 → 3 (Hidden Single)
6. Row 2 / Column 9 → 3 (Hidden Single)
7. Row 5 / Column 8 → 6 (Hidden Single)
8. Row 2 / Column 3 → 6 (Hidden Single)
9. Row 7 / Column 1 → 6 (Hidden Single)
10. Row 3 / Column 2 → 7 (Hidden Single)
11. Locked Candidates Type 1 (Pointing): 1 in b6 => r2c7<>1
12. Locked Candidates Type 1 (Pointing): 4 in b6 => r2c7<>4
13. Row 2 / Column 7 → 8 (Naked Single)
14. Row 9 / Column 5 → 8 (Hidden Single)
15. Row 9 / Column 8 → 2 (Naked Single)
16. Row 7 / Column 8 → 8 (Full House)
17. Row 9 / Column 2 → 3 (Hidden Single)
18. Row 8 / Column 3 → 9 (Naked Single)
19. Row 8 / Column 1 → 2 (Naked Single)
20. Row 7 / Column 2 → 5 (Full House)
21. Row 8 / Column 5 → 3 (Naked Single)
22. Row 5 / Column 2 → 4 (Naked Single)
23. Row 7 / Column 4 → 7 (Naked Single)
24. Row 7 / Column 6 → 2 (Full House)
25. Row 1 / Column 2 → 1 (Naked Single)
26. Row 6 / Column 2 → 2 (Full House)
27. Row 5 / Column 3 → 3 (Hidden Single)
28. Row 4 / Column 5 → 2 (Hidden Single)
29. Row 1 / Column 8 → 4 (Hidden Single)
30. Row 2 / Column 1 → 4 (Hidden Single)
31. Row 4 / Column 7 → 4 (Hidden Single)
32. Row 6 / Column 7 → 1 (Full House)
33. Row 8 / Column 4 → 1 (Hidden Single)
34. Row 8 / Column 6 → 4 (Full House)
35. Row 4 / Column 1 → 1 (Hidden Single)
36. Row 6 / Column 4 → 4 (Hidden Single)
37. Row 6 / Column 6 → 6 (Hidden Single)
38. Row 9 / Column 6 → 5 (Naked Single)
39. Row 9 / Column 4 → 6 (Full House)
40. Row 6 / Column 1 → 9 (Hidden Single)
41. Skyscraper: 5 in r1c4,r3c1 (connected by r5c14) => r1c3<>5
42. Row 1 / Column 3 → 8 (Naked Single)
43. Row 3 / Column 1 → 5 (Full House)
44. Row 5 / Column 1 → 8 (Full House)
45. Row 1 / Column 6 → 9 (Naked Single)
46. Row 1 / Column 4 → 5 (Full House)
47. Row 5 / Column 4 → 9 (Full House)
48. Row 3 / Column 8 → 1 (Naked Single)
49. Row 2 / Column 8 → 5 (Full House)
50. Row 3 / Column 6 → 8 (Full House)
51. Row 5 / Column 6 → 7 (Naked Single)
52. Row 2 / Column 6 → 1 (Full House)
53. Row 2 / Column 5 → 7 (Full House)
54. Row 5 / Column 9 → 5 (Full House)
55. Row 6 / Column 5 → 5 (Full House)
56. Row 4 / Column 9 → 7 (Naked Single)
57. Row 4 / Column 3 → 5 (Full House)
58. Row 6 / Column 3 → 7 (Full House)
59. Row 6 / Column 9 → 8 (Full House)