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

This Sudoku Puzzle has 56 steps and it is solved using Hidden Single, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Jellyfish, Remote Pair techniques.

Try To Solve This Puzzle

Solution Steps:

1. Row 2 / Column 5 → 1 (Hidden Single)
2. Row 1 / Column 5 → 7 (Hidden Single)
3. Row 1 / Column 3 → 4 (Hidden Single)
4. Row 9 / Column 7 → 4 (Hidden Single)
5. Row 5 / Column 6 → 3 (Hidden Single)
6. Row 5 / Column 1 → 7 (Hidden Single)
7. Row 9 / Column 1 → 6 (Hidden Single)
8. Row 6 / Column 4 → 7 (Hidden Single)
9. Row 1 / Column 2 → 8 (Hidden Single)
10. Row 5 / Column 3 → 8 (Hidden Single)
11. Row 9 / Column 8 → 8 (Hidden Single)
12. Row 3 / Column 7 → 8 (Hidden Single)
13. Row 4 / Column 6 → 1 (Hidden Single)
14. Row 5 / Column 4 → 5 (Naked Single)
15. Row 5 / Column 7 → 9 (Naked Single)
16. Row 5 / Column 5 → 6 (Naked Single)
17. Row 5 / Column 9 → 1 (Full House)
18. Row 2 / Column 3 → 6 (Hidden Single)
19. Row 6 / Column 5 → 8 (Hidden Single)
20. Row 7 / Column 8 → 1 (Hidden Single)
21. Row 4 / Column 5 → 9 (Hidden Single)
22. Row 4 / Column 2 → 6 (Hidden Single)
23. Row 6 / Column 9 → 6 (Hidden Single)
24. Row 8 / Column 2 → 1 (Hidden Single)
25. Row 9 / Column 4 → 1 (Hidden Single)
26. Row 3 / Column 8 → 9 (Hidden Single)
27. Row 8 / Column 9 → 9 (Hidden Single)
28. Row 7 / Column 2 → 9 (Hidden Single)
29. Row 1 / Column 1 → 9 (Hidden Single)
30. Row 3 / Column 1 → 3 (Hidden Single)
31. Row 2 / Column 8 → 3 (Hidden Single)
32. Row 8 / Column 5 → 3 (Hidden Single)
33. Row 7 / Column 9 → 3 (Hidden Single)
34. Locked Candidates Type 1 (Pointing): 5 in b8 => r3c5<>5
35. Jellyfish: 2 r1369 c2569 => r7c5<>2
36. Remote Pair: 2/5 r1c6 -5- r1c9 -2- r9c9 -5- r9c5 => r3c5<>2
37. Row 3 / Column 5 → 4 (Naked Single)
38. Row 7 / Column 5 → 5 (Naked Single)
39. Row 9 / Column 5 → 2 (Full House)
40. Row 7 / Column 4 → 4 (Full House)
41. Row 7 / Column 3 → 2 (Full House)
42. Row 9 / Column 9 → 5 (Full House)
43. Row 4 / Column 4 → 2 (Full House)
44. Row 8 / Column 3 → 5 (Full House)
45. Row 1 / Column 9 → 2 (Full House)
46. Row 8 / Column 7 → 2 (Full House)
47. Row 6 / Column 6 → 4 (Full House)
48. Row 1 / Column 6 → 5 (Full House)
49. Row 2 / Column 7 → 5 (Full House)
50. Row 3 / Column 6 → 2 (Full House)
51. Row 2 / Column 1 → 2 (Full House)
52. Row 4 / Column 1 → 5 (Full House)
53. Row 3 / Column 2 → 5 (Full House)
54. Row 4 / Column 8 → 4 (Full House)
55. Row 6 / Column 8 → 5 (Full House)
56. Row 6 / Column 2 → 2 (Full House)