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

This Sudoku Puzzle has 51 steps and it is solved using Hidden Single, Naked Single, Full House, Give Up techniques.

Try To Solve This Puzzle

Solution Steps:

1. Row 5 / Column 6 → 2 (Hidden Single)
2. Row 4 / Column 1 → 2 (Hidden Single)
3. Row 1 / Column 1 → 7 (Hidden Single)
4. Row 7 / Column 2 → 4 (Hidden Single)
5. Row 8 / Column 3 → 9 (Hidden Single)
6. Row 7 / Column 5 → 5 (Hidden Single)
7. Row 9 / Column 9 → 2 (Hidden Single)
8. Row 4 / Column 2 → 1 (Hidden Single)
9. Row 6 / Column 1 → 9 (Hidden Single)
10. Row 2 / Column 2 → 9 (Hidden Single)
11. Row 2 / Column 7 → 8 (Naked Single)
12. Row 2 / Column 9 → 5 (Naked Single)
13. Row 2 / Column 3 → 2 (Naked Single)
14. Row 3 / Column 9 → 4 (Naked Single)
15. Row 9 / Column 3 → 8 (Hidden Single)
16. Row 5 / Column 4 → 5 (Hidden Single)
17. Row 3 / Column 4 → 8 (Naked Single)
18. Row 5 / Column 2 → 6 (Naked Single)
19. Row 3 / Column 5 → 2 (Naked Single)
20. Row 1 / Column 5 → 4 (Naked Single)
21. Row 3 / Column 8 → 1 (Naked Single)
22. Row 1 / Column 6 → 5 (Naked Single)
23. Row 8 / Column 5 → 7 (Naked Single)
24. Row 1 / Column 7 → 9 (Naked Single)
25. Row 1 / Column 8 → 2 (Full House)
26. Row 1 / Column 3 → 1 (Full House)
27. Row 3 / Column 1 → 3 (Naked Single)
28. Row 3 / Column 2 → 5 (Full House)
29. Row 6 / Column 2 → 3 (Full House)
30. Row 6 / Column 3 → 5 (Full House)
31. Row 7 / Column 3 → 3 (Full House)
32. Row 7 / Column 8 → 7 (Naked Single)
33. Row 8 / Column 4 → 1 (Naked Single)
34. Row 5 / Column 7 → 4 (Naked Single)
35. Row 5 / Column 8 → 9 (Full House)
36. Row 7 / Column 7 → 1 (Naked Single)
37. Row 7 / Column 1 → 6 (Full House)
38. Row 9 / Column 7 → 3 (Full House)
39. Row 9 / Column 1 → 1 (Full House)
40. Row 9 / Column 4 → 6 (Naked Single)
41. Row 9 / Column 6 → 4 (Full House)
42. Row 8 / Column 6 → 3 (Full House)
43. Row 8 / Column 9 → 8 (Naked Single)
44. Row 8 / Column 8 → 4 (Full House)
45. Row 2 / Column 4 → 7 (Naked Single)
46. Row 2 / Column 6 → 6 (Full House)
47. Row 4 / Column 4 → 9 (Full House)
48. Row 4 / Column 6 → 7 (Full House)
49. Row 6 / Column 9 → 7 (Naked Single)
50. Row 4 / Column 9 → 3 (Full House)
51. Give Up: Don't know how to proceed!