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

This Sudoku Puzzle has 61 steps and it is solved using Naked Single, Full House, Hidden Single, Naked Triple, Remote Pair techniques.

Try To Solve This Puzzle

Solution Steps:

  1. Row 2 / Column 4 → 4 (Naked Single)
  2. Row 2 / Column 6 → 9 (Naked Single)
  3. Row 2 / Column 7 → 8 (Naked Single)
  4. Row 8 / Column 4 → 7 (Naked Single)
  5. Row 2 / Column 2 → 2 (Naked Single)
  6. Row 2 / Column 8 → 1 (Full House)
  7. Row 6 / Column 4 → 1 (Hidden Single)
  8. Row 5 / Column 4 → 3 (Naked Single)
  9. Row 4 / Column 4 → 5 (Naked Single)
  10. Row 9 / Column 4 → 2 (Full House)
  11. Row 5 / Column 9 → 2 (Hidden Single)
  12. Row 5 / Column 5 → 9 (Hidden Single)
  13. Row 1 / Column 1 → 8 (Hidden Single)
  14. Row 1 / Column 8 → 2 (Hidden Single)
  15. Row 7 / Column 3 → 2 (Hidden Single)
  16. Row 6 / Column 8 → 5 (Hidden Single)
  17. Row 4 / Column 9 → 8 (Hidden Single)
  18. Row 5 / Column 6 → 8 (Hidden Single)
  19. Row 7 / Column 5 → 8 (Hidden Single)
  20. Row 9 / Column 3 → 5 (Hidden Single)
  21. Row 6 / Column 2 → 3 (Hidden Single)
  22. Row 4 / Column 8 → 3 (Hidden Single)
  23. Row 8 / Column 2 → 8 (Hidden Single)
  24. Row 7 / Column 6 → 5 (Hidden Single)
  25. Row 5 / Column 3 → 1 (Hidden Single)
  26. Row 6 / Column 6 → 7 (Hidden Single)
  27. Row 7 / Column 7 → 3 (Hidden Single)
  28. Row 9 / Column 6 → 3 (Hidden Single)
  29. Naked Triple: 4,6,7 in r9c257 => r9c19<>4, r9c19<>6, r9c19<>7
  30. Remote Pair: 4/6 r5c7 -6- r6c9 -4- r6c5 -6- r9c5 => r9c7<>4, r9c7<>6
  31. Row 9 / Column 7 → 7 (Naked Single)
  32. Remote Pair: 4/6 r5c1 -6- r5c7 -4- r6c9 -6- r6c5 -4- r9c5 -6- r9c2 => r4c2,r7c1<>4, r4c2,r7c1<>6
  33. Row 4 / Column 2 → 7 (Naked Single)
  34. Row 7 / Column 1 → 7 (Hidden Single)
  35. Row 3 / Column 1 → 4 (Naked Single)
  36. Row 5 / Column 1 → 6 (Naked Single)
  37. Row 5 / Column 7 → 4 (Full House)
  38. Row 6 / Column 9 → 6 (Full House)
  39. Row 6 / Column 5 → 4 (Full House)
  40. Row 4 / Column 6 → 6 (Full House)
  41. Row 8 / Column 6 → 4 (Full House)
  42. Row 9 / Column 5 → 6 (Full House)
  43. Row 4 / Column 1 → 9 (Naked Single)
  44. Row 4 / Column 3 → 4 (Full House)
  45. Row 9 / Column 1 → 1 (Full House)
  46. Row 1 / Column 7 → 5 (Naked Single)
  47. Row 3 / Column 7 → 6 (Full House)
  48. Row 8 / Column 3 → 9 (Naked Single)
  49. Row 8 / Column 8 → 6 (Full House)
  50. Row 9 / Column 2 → 4 (Naked Single)
  51. Row 9 / Column 9 → 9 (Full House)
  52. Row 7 / Column 2 → 6 (Full House)
  53. Row 1 / Column 5 → 3 (Naked Single)
  54. Row 3 / Column 5 → 5 (Full House)
  55. Row 3 / Column 8 → 9 (Naked Single)
  56. Row 7 / Column 8 → 4 (Full House)
  57. Row 7 / Column 9 → 1 (Full House)
  58. Row 3 / Column 9 → 7 (Naked Single)
  59. Row 1 / Column 9 → 4 (Full House)
  60. Row 1 / Column 3 → 7 (Full House)
  61. Row 3 / Column 3 → 3 (Full House)
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