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

This Sudoku Puzzle has 60 steps and it is solved using Naked Single, Full House, Hidden Single, undefined techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 2 / Column 6 → 8 (Naked Single)
2. Row 1 / Column 6 → 4 (Naked Single)
3. Row 6 / Column 6 → 6 (Naked Single)
4. Row 4 / Column 6 → 9 (Naked Single)
5. Row 8 / Column 6 → 7 (Full House)
6. Row 3 / Column 5 → 7 (Hidden Single)
7. Row 6 / Column 8 → 1 (Hidden Single)
8. Row 2 / Column 8 → 9 (Hidden Single)
9. Row 3 / Column 8 → 3 (Naked Single)
10. Row 4 / Column 7 → 8 (Hidden Single)
11. Row 7 / Column 7 → 7 (Hidden Single)
12. Row 9 / Column 2 → 7 (Hidden Single)
13. Row 5 / Column 4 → 7 (Hidden Single)
14. Row 9 / Column 9 → 9 (Hidden Single)
15. Row 8 / Column 5 → 9 (Hidden Single)
16. Row 3 / Column 9 → 5 (Hidden Single)
17. Row 3 / Column 7 → 1 (Naked Single)
18. Row 2 / Column 7 → 2 (Naked Single)
19. Row 3 / Column 2 → 4 (Naked Single)
20. Row 1 / Column 7 → 6 (Naked Single)
21. Row 1 / Column 9 → 8 (Full House)
22. Row 3 / Column 3 → 9 (Naked Single)
23. Row 3 / Column 1 → 8 (Full House)
24. Row 6 / Column 2 → 3 (Naked Single)
25. Row 2 / Column 2 → 1 (Naked Single)
26. Row 5 / Column 1 → 9 (Hidden Single)
27. Row 1 / Column 5 → 1 (Hidden Single)
28. Row 5 / Column 9 → 6 (Hidden Single)
29. Row 7 / Column 9 → 3 (Full House)
30. Row 4 / Column 8 → 4 (Naked Single)
31. Row 5 / Column 7 → 3 (Full House)
32. Row 4 / Column 2 → 6 (Hidden Single)
33. Row 8 / Column 2 → 2 (Full House)
34. Row 8 / Column 4 → 4 (Naked Single)
35. Row 8 / Column 8 → 6 (Naked Single)
36. Row 7 / Column 8 → 2 (Full House)
37. Row 8 / Column 7 → 5 (Naked Single)
38. Row 8 / Column 1 → 3 (Full House)
39. Row 9 / Column 7 → 4 (Full House)
40. Row 1 / Column 1 → 2 (Naked Single)
41. Row 1 / Column 3 → 3 (Full House)
42. XY-Wing: 1/5/2 in r49c3,r9c4 => r4c4<>2
43. Row 9 / Column 4 → 2 (Hidden Single)
44. Row 9 / Column 5 → 6 (Naked Single)
45. Row 7 / Column 5 → 8 (Naked Single)
46. Row 7 / Column 4 → 1 (Full House)
47. Row 9 / Column 1 → 5 (Naked Single)
48. Row 9 / Column 3 → 1 (Full House)
49. Row 7 / Column 3 → 4 (Naked Single)
50. Row 7 / Column 1 → 6 (Full House)
51. Row 6 / Column 1 → 4 (Full House)
52. Row 5 / Column 3 → 2 (Naked Single)
53. Row 4 / Column 3 → 5 (Full House)
54. Row 5 / Column 5 → 4 (Full House)
55. Row 6 / Column 5 → 5 (Naked Single)
56. Row 6 / Column 4 → 8 (Full House)
57. Row 4 / Column 4 → 3 (Naked Single)
58. Row 2 / Column 4 → 5 (Full House)
59. Row 2 / Column 5 → 3 (Full House)
60. Row 4 / Column 5 → 2 (Full House)