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

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

Try To Solve This Puzzle

## Solution Steps:

1. Jellyfish: 7 r3467 c1258 => r1c15,r5c1258,r8c258,r9c15<>7
2. Jellyfish: 8 r3467 c1589 => r1c159,r2c58,r5c1589,r8c58<>8
3. Jellyfish: 9 r3467 c1259 => r1c159,r2c25,r5c1259,r8c25<>9
4. Row 1 / Column 1 → 5 (Naked Single)
5. Row 9 / Column 9 → 5 (Hidden Single)
6. Row 2 / Column 8 → 5 (Hidden Single)
7. Row 5 / Column 2 → 5 (Hidden Single)
8. Row 8 / Column 5 → 5 (Hidden Single)
9. Row 9 / Column 7 → 6 (Hidden Single)
10. Row 9 / Column 1 → 4 (Hidden Single)
11. Row 5 / Column 1 → 2 (Naked Single)
12. Row 8 / Column 2 → 3 (Naked Single)
13. Row 5 / Column 5 → 1 (Naked Single)
14. Row 6 / Column 2 → 4 (Hidden Single)
15. Row 7 / Column 1 → 1 (Hidden Single)
16. Row 7 / Column 9 → 8 (Naked Single)
17. Row 6 / Column 9 → 9 (Naked Single)
18. Row 7 / Column 8 → 7 (Naked Single)
19. Row 6 / Column 8 → 8 (Naked Single)
20. Row 8 / Column 7 → 4 (Naked Single)
21. Row 8 / Column 8 → 1 (Full House)
22. Row 6 / Column 1 → 7 (Naked Single)
23. Row 6 / Column 5 → 2 (Full House)
24. Row 5 / Column 7 → 7 (Naked Single)
25. Row 4 / Column 8 → 3 (Naked Single)
26. Row 4 / Column 2 → 9 (Naked Single)
27. Row 7 / Column 5 → 9 (Naked Single)
28. Row 7 / Column 2 → 2 (Full House)
29. Row 9 / Column 5 → 3 (Naked Single)
30. Row 3 / Column 8 → 6 (Naked Single)
31. Row 5 / Column 8 → 4 (Full House)
32. Row 4 / Column 9 → 1 (Naked Single)
33. Row 5 / Column 9 → 6 (Full House)
34. Row 4 / Column 1 → 8 (Naked Single)
35. Row 3 / Column 1 → 9 (Full House)
36. Row 4 / Column 5 → 7 (Full House)
37. Row 5 / Column 3 → 3 (Full House)
38. Row 2 / Column 2 → 6 (Naked Single)
39. Row 3 / Column 2 → 7 (Full House)
40. Row 9 / Column 3 → 7 (Naked Single)
41. Row 8 / Column 3 → 9 (Full House)
42. Row 3 / Column 9 → 3 (Naked Single)
43. Row 3 / Column 5 → 8 (Full House)
44. Row 1 / Column 9 → 4 (Full House)
45. Row 2 / Column 5 → 4 (Naked Single)
46. Row 1 / Column 5 → 6 (Full House)
47. Row 1 / Column 3 → 8 (Naked Single)
48. Row 2 / Column 3 → 2 (Full House)
49. Row 9 / Column 6 → 1 (Naked Single)
50. Row 9 / Column 4 → 2 (Full House)
51. Row 1 / Column 7 → 9 (Naked Single)
52. Row 2 / Column 7 → 8 (Full House)
53. Row 2 / Column 6 → 9 (Naked Single)
54. Row 2 / Column 4 → 1 (Full House)
55. Row 1 / Column 4 → 7 (Naked Single)
56. Row 1 / Column 6 → 3 (Full House)
57. Row 5 / Column 6 → 8 (Naked Single)
58. Row 5 / Column 4 → 9 (Full House)
59. Row 8 / Column 4 → 8 (Full House)
60. Row 8 / Column 6 → 7 (Full House)