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

This Sudoku Puzzle has 61 steps and it is solved using Naked Single, Full House, Hidden Single, Naked Triple, Remote Pair techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 2 / Column 4 → 4 (Naked Single)
2. Row 2 / Column 6 → 9 (Naked Single)
3. Row 2 / Column 7 → 8 (Naked Single)
4. Row 8 / Column 4 → 7 (Naked Single)
5. Row 2 / Column 2 → 2 (Naked Single)
6. Row 2 / Column 8 → 1 (Full House)
7. Row 6 / Column 4 → 1 (Hidden Single)
8. Row 5 / Column 4 → 3 (Naked Single)
9. Row 4 / Column 4 → 5 (Naked Single)
10. Row 9 / Column 4 → 2 (Full House)
11. Row 5 / Column 9 → 2 (Hidden Single)
12. Row 5 / Column 5 → 9 (Hidden Single)
13. Row 1 / Column 1 → 8 (Hidden Single)
14. Row 1 / Column 8 → 2 (Hidden Single)
15. Row 7 / Column 3 → 2 (Hidden Single)
16. Row 6 / Column 8 → 5 (Hidden Single)
17. Row 4 / Column 9 → 8 (Hidden Single)
18. Row 5 / Column 6 → 8 (Hidden Single)
19. Row 7 / Column 5 → 8 (Hidden Single)
20. Row 9 / Column 3 → 5 (Hidden Single)
21. Row 6 / Column 2 → 3 (Hidden Single)
22. Row 4 / Column 8 → 3 (Hidden Single)
23. Row 8 / Column 2 → 8 (Hidden Single)
24. Row 7 / Column 6 → 5 (Hidden Single)
25. Row 5 / Column 3 → 1 (Hidden Single)
26. Row 6 / Column 6 → 7 (Hidden Single)
27. Row 7 / Column 7 → 3 (Hidden Single)
28. Row 9 / Column 6 → 3 (Hidden Single)
29. Naked Triple: 4,6,7 in r9c257 => r9c19<>4, r9c19<>6, r9c19<>7
30. Remote Pair: 4/6 r5c7 -6- r6c9 -4- r6c5 -6- r9c5 => r9c7<>4, r9c7<>6
31. Row 9 / Column 7 → 7 (Naked Single)
32. Remote Pair: 4/6 r5c1 -6- r5c7 -4- r6c9 -6- r6c5 -4- r9c5 -6- r9c2 => r4c2,r7c1<>4, r4c2,r7c1<>6
33. Row 4 / Column 2 → 7 (Naked Single)
34. Row 7 / Column 1 → 7 (Hidden Single)
35. Row 3 / Column 1 → 4 (Naked Single)
36. Row 5 / Column 1 → 6 (Naked Single)
37. Row 5 / Column 7 → 4 (Full House)
38. Row 6 / Column 9 → 6 (Full House)
39. Row 6 / Column 5 → 4 (Full House)
40. Row 4 / Column 6 → 6 (Full House)
41. Row 8 / Column 6 → 4 (Full House)
42. Row 9 / Column 5 → 6 (Full House)
43. Row 4 / Column 1 → 9 (Naked Single)
44. Row 4 / Column 3 → 4 (Full House)
45. Row 9 / Column 1 → 1 (Full House)
46. Row 1 / Column 7 → 5 (Naked Single)
47. Row 3 / Column 7 → 6 (Full House)
48. Row 8 / Column 3 → 9 (Naked Single)
49. Row 8 / Column 8 → 6 (Full House)
50. Row 9 / Column 2 → 4 (Naked Single)
51. Row 9 / Column 9 → 9 (Full House)
52. Row 7 / Column 2 → 6 (Full House)
53. Row 1 / Column 5 → 3 (Naked Single)
54. Row 3 / Column 5 → 5 (Full House)
55. Row 3 / Column 8 → 9 (Naked Single)
56. Row 7 / Column 8 → 4 (Full House)
57. Row 7 / Column 9 → 1 (Full House)
58. Row 3 / Column 9 → 7 (Naked Single)
59. Row 1 / Column 9 → 4 (Full House)
60. Row 1 / Column 3 → 7 (Full House)
61. Row 3 / Column 3 → 3 (Full House)