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

This Sudoku Puzzle has 62 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Locked Candidates Type 2 (Claiming), Naked Single, Full House techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 2 / Column 9 → 1 (Hidden Single)
2. Row 8 / Column 2 → 1 (Hidden Single)
3. Row 8 / Column 7 → 5 (Hidden Single)
4. Row 7 / Column 2 → 3 (Hidden Single)
5. Locked Candidates Type 1 (Pointing): 3 in b6 => r1c9<>3
6. Locked Candidates Type 1 (Pointing): 4 in b6 => r123c7<>4
7. Locked Candidates Type 1 (Pointing): 8 in b9 => r1c9<>8
8. Naked Triple: 2,4,5 in r4c13,r6c3 => r56c1<>2, r56c1<>4
9. Locked Candidates Type 2 (Claiming): 4 in r5 => r4c45,r6c56<>4
10. Naked Triple: 1,2,4 in r5c46,r6c6 => r46c5<>2
11. Row 6 / Column 5 → 9 (Naked Single)
12. Row 8 / Column 5 → 2 (Hidden Single)
13. Row 8 / Column 4 → 3 (Hidden Single)
14. Row 2 / Column 5 → 3 (Hidden Single)
15. Row 1 / Column 8 → 3 (Hidden Single)
16. Row 8 / Column 3 → 8 (Hidden Single)
17. Naked Triple: 4,6,7 in r138c1 => r49c1<>4, r9c1<>6
18. Locked Candidates Type 1 (Pointing): 4 in b4 => r279c3<>4
19. Row 9 / Column 2 → 4 (Hidden Single)
20. Row 1 / Column 2 → 9 (Naked Single)
21. Row 2 / Column 2 → 5 (Full House)
22. Row 3 / Column 4 → 9 (Hidden Single)
23. Row 3 / Column 6 → 1 (Hidden Single)
24. Row 6 / Column 6 → 2 (Naked Single)
25. Row 5 / Column 6 → 4 (Naked Single)
26. Row 6 / Column 3 → 4 (Naked Single)
27. Row 2 / Column 6 → 6 (Naked Single)
28. Row 5 / Column 4 → 1 (Naked Single)
29. Row 6 / Column 7 → 7 (Naked Single)
30. Row 2 / Column 3 → 7 (Naked Single)
31. Row 5 / Column 1 → 3 (Naked Single)
32. Row 5 / Column 9 → 2 (Full House)
33. Row 2 / Column 7 → 9 (Naked Single)
34. Row 2 / Column 8 → 4 (Full House)
35. Row 3 / Column 7 → 8 (Naked Single)
36. Row 6 / Column 9 → 3 (Naked Single)
37. Row 6 / Column 1 → 1 (Full House)
38. Row 1 / Column 9 → 6 (Naked Single)
39. Row 4 / Column 9 → 9 (Naked Single)
40. Row 4 / Column 7 → 4 (Full House)
41. Row 1 / Column 7 → 2 (Full House)
42. Row 3 / Column 8 → 7 (Full House)
43. Row 3 / Column 5 → 4 (Naked Single)
44. Row 1 / Column 4 → 8 (Full House)
45. Row 1 / Column 1 → 4 (Full House)
46. Row 3 / Column 1 → 6 (Full House)
47. Row 9 / Column 9 → 8 (Naked Single)
48. Row 7 / Column 9 → 7 (Full House)
49. Row 8 / Column 8 → 6 (Naked Single)
50. Row 8 / Column 1 → 7 (Full House)
51. Row 9 / Column 8 → 9 (Full House)
52. Row 4 / Column 4 → 6 (Naked Single)
53. Row 4 / Column 5 → 8 (Full House)
54. Row 7 / Column 4 → 4 (Full House)
55. Row 7 / Column 5 → 6 (Full House)
56. Row 9 / Column 6 → 5 (Naked Single)
57. Row 7 / Column 6 → 8 (Full House)
58. Row 7 / Column 3 → 5 (Full House)
59. Row 9 / Column 1 → 2 (Naked Single)
60. Row 4 / Column 1 → 5 (Full House)
61. Row 4 / Column 3 → 2 (Full House)
62. Row 9 / Column 3 → 6 (Full House)