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

This Sudoku Puzzle has 60 steps and it is solved using Hidden Single, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Remote Pair, undefined techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 6 / Column 9 → 9 (Hidden Single)
2. Row 9 / Column 8 → 7 (Hidden Single)
3. Row 8 / Column 8 → 5 (Hidden Single)
4. Row 7 / Column 9 → 1 (Naked Single)
5. Row 8 / Column 6 → 2 (Naked Single)
6. Row 7 / Column 7 → 9 (Naked Single)
7. Row 8 / Column 4 → 9 (Naked Single)
8. Row 2 / Column 4 → 6 (Naked Single)
9. Row 2 / Column 6 → 1 (Naked Single)
10. Row 1 / Column 6 → 7 (Naked Single)
11. Row 2 / Column 1 → 4 (Naked Single)
12. Row 3 / Column 6 → 8 (Naked Single)
13. Row 2 / Column 8 → 3 (Naked Single)
14. Row 2 / Column 2 → 9 (Full House)
15. Row 3 / Column 5 → 2 (Naked Single)
16. Row 1 / Column 5 → 9 (Full House)
17. Row 3 / Column 9 → 5 (Naked Single)
18. Row 1 / Column 9 → 2 (Naked Single)
19. Row 1 / Column 7 → 1 (Naked Single)
20. Row 3 / Column 7 → 4 (Full House)
21. Row 1 / Column 1 → 5 (Naked Single)
22. Row 1 / Column 3 → 3 (Full House)
23. Row 7 / Column 1 → 8 (Naked Single)
24. Row 8 / Column 3 → 1 (Naked Single)
25. Row 8 / Column 2 → 3 (Full House)
26. Row 9 / Column 1 → 2 (Naked Single)
27. Row 3 / Column 3 → 6 (Naked Single)
28. Row 3 / Column 1 → 1 (Full House)
29. Row 5 / Column 1 → 6 (Full House)
30. Row 5 / Column 9 → 3 (Naked Single)
31. Row 9 / Column 9 → 6 (Full House)
32. Row 9 / Column 7 → 3 (Full House)
33. Row 5 / Column 7 → 2 (Naked Single)
34. Row 4 / Column 7 → 6 (Full House)
35. Row 9 / Column 3 → 9 (Hidden Single)
36. Row 9 / Column 5 → 8 (Hidden Single)
37. Row 6 / Column 6 → 6 (Hidden Single)
38. Row 4 / Column 5 → 3 (Hidden Single)
39. Locked Candidates Type 1 (Pointing): 5 in b5 => r4c23<>5
40. Remote Pair: 4/5 r4c6 -5- r9c6 -4- r9c2 -5- r7c3 => r4c3<>4
41. Row 4 / Column 3 → 8 (Naked Single)
42. Row 6 / Column 8 → 8 (Hidden Single)
43. W-Wing: 4/7 in r6c3,r7c5 connected by 7 in r5c35 => r6c5,r7c3<>4
44. Row 7 / Column 3 → 5 (Naked Single)
45. Row 9 / Column 2 → 4 (Full House)
46. Row 9 / Column 6 → 5 (Full House)
47. Row 4 / Column 6 → 4 (Full House)
48. Row 7 / Column 4 → 7 (Naked Single)
49. Row 7 / Column 5 → 4 (Full House)
50. Row 4 / Column 8 → 1 (Naked Single)
51. Row 5 / Column 8 → 4 (Full House)
52. Row 6 / Column 4 → 2 (Naked Single)
53. Row 4 / Column 4 → 5 (Full House)
54. Row 4 / Column 2 → 2 (Full House)
55. Row 5 / Column 3 → 7 (Naked Single)
56. Row 6 / Column 3 → 4 (Full House)
57. Row 6 / Column 2 → 1 (Naked Single)
58. Row 5 / Column 2 → 5 (Full House)
59. Row 5 / Column 5 → 1 (Full House)
60. Row 6 / Column 5 → 7 (Full House)