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

This Sudoku Puzzle has 62 steps and it is solved using Naked Single, Hidden Single, Locked Pair, Locked Candidates Type 1 (Pointing), Full House, Remote Pair techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 5 / Column 9 → 4 (Naked Single)
2. Row 7 / Column 9 → 8 (Hidden Single)
3. Row 8 / Column 6 → 8 (Hidden Single)
4. Row 2 / Column 6 → 7 (Hidden Single)
5. Locked Pair: 1,9 in r5c78 => r46c8,r5c15<>1, r46c8,r5c136<>9
6. Row 6 / Column 1 → 1 (Hidden Single)
7. Row 4 / Column 4 → 1 (Hidden Single)
8. Row 4 / Column 2 → 4 (Hidden Single)
9. Locked Candidates Type 1 (Pointing): 8 in b4 => r13c3<>8
10. Locked Candidates Type 1 (Pointing): 6 in b6 => r289c8<>6
11. Row 2 / Column 1 → 6 (Hidden Single)
12. Row 8 / Column 7 → 6 (Hidden Single)
13. Row 9 / Column 9 → 3 (Naked Single)
14. Row 3 / Column 9 → 5 (Naked Single)
15. Row 1 / Column 9 → 6 (Full House)
16. Row 8 / Column 8 → 2 (Naked Single)
17. Row 2 / Column 8 → 4 (Hidden Single)
18. Row 9 / Column 8 → 9 (Naked Single)
19. Row 5 / Column 8 → 1 (Naked Single)
20. Row 3 / Column 8 → 3 (Naked Single)
21. Row 5 / Column 7 → 9 (Naked Single)
22. Row 3 / Column 6 → 9 (Naked Single)
23. Row 3 / Column 3 → 2 (Naked Single)
24. Row 4 / Column 6 → 6 (Naked Single)
25. Row 3 / Column 7 → 1 (Naked Single)
26. Row 1 / Column 7 → 2 (Full House)
27. Row 4 / Column 8 → 8 (Naked Single)
28. Row 4 / Column 3 → 9 (Full House)
29. Row 6 / Column 8 → 6 (Full House)
30. Row 6 / Column 6 → 3 (Naked Single)
31. Row 5 / Column 6 → 5 (Full House)
32. Row 3 / Column 5 → 8 (Naked Single)
33. Row 3 / Column 1 → 4 (Full House)
34. Row 6 / Column 2 → 2 (Naked Single)
35. Row 6 / Column 3 → 8 (Naked Single)
36. Row 5 / Column 5 → 2 (Naked Single)
37. Row 6 / Column 5 → 4 (Naked Single)
38. Row 6 / Column 4 → 9 (Full House)
39. Row 9 / Column 1 → 2 (Hidden Single)
40. Row 1 / Column 5 → 1 (Hidden Single)
41. Row 1 / Column 2 → 9 (Hidden Single)
42. Row 7 / Column 1 → 9 (Hidden Single)
43. Row 1 / Column 1 → 8 (Hidden Single)
44. Row 2 / Column 4 → 2 (Hidden Single)
45. Remote Pair: 3/5 r1c4 -5- r1c3 -3- r2c2 -5- r8c2 => r8c4<>3, r8c4<>5
46. Row 8 / Column 4 → 7 (Naked Single)
47. Row 8 / Column 1 → 3 (Naked Single)
48. Row 5 / Column 1 → 7 (Full House)
49. Row 8 / Column 2 → 5 (Full House)
50. Row 5 / Column 3 → 3 (Full House)
51. Row 2 / Column 2 → 3 (Full House)
52. Row 1 / Column 3 → 5 (Full House)
53. Row 2 / Column 5 → 5 (Full House)
54. Row 1 / Column 4 → 3 (Full House)
55. Row 9 / Column 5 → 6 (Naked Single)
56. Row 7 / Column 5 → 3 (Full House)
57. Row 7 / Column 4 → 4 (Naked Single)
58. Row 9 / Column 4 → 5 (Full House)
59. Row 9 / Column 3 → 7 (Naked Single)
60. Row 7 / Column 3 → 6 (Full House)
61. Row 7 / Column 7 → 7 (Full House)
62. Row 9 / Column 7 → 4 (Full House)