Solution for Medium Sudoku #11812739654103

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

This Sudoku Puzzle has 66 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Naked Single, Full House techniques.

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Solution Steps:

  1. Row 4 / Column 5 → 6 (Hidden Single)
  2. Row 6 / Column 7 → 7 (Hidden Single)
  3. Row 5 / Column 8 → 3 (Hidden Single)
  4. Row 7 / Column 4 → 3 (Hidden Single)
  5. Row 1 / Column 5 → 3 (Hidden Single)
  6. Row 4 / Column 3 → 9 (Hidden Single)
  7. Row 6 / Column 5 → 9 (Hidden Single)
  8. Row 4 / Column 7 → 4 (Hidden Single)
  9. Row 5 / Column 9 → 5 (Hidden Single)
  10. Row 3 / Column 3 → 3 (Hidden Single)
  11. Row 8 / Column 4 → 5 (Hidden Single)
  12. Row 2 / Column 8 → 5 (Hidden Single)
  13. Row 7 / Column 7 → 5 (Hidden Single)
  14. Locked Candidates Type 1 (Pointing): 6 in b3 => r3c1246<>6
  15. Locked Candidates Type 1 (Pointing): 6 in b1 => r1c46<>6
  16. Locked Candidates Type 1 (Pointing): 4 in b5 => r5c1<>4
  17. Locked Candidates Type 1 (Pointing): 8 in b5 => r5c2<>8
  18. Locked Candidates Type 1 (Pointing): 4 in b7 => r7c6<>4
  19. Naked Triple: 1,2,8 in r12c3,r3c2 => r1c12,r3c1<>1, r1c2<>8, r3c1<>2
  20. Row 3 / Column 1 → 7 (Naked Single)
  21. Row 9 / Column 8 → 7 (Hidden Single)
  22. Row 2 / Column 9 → 7 (Hidden Single)
  23. Locked Candidates Type 1 (Pointing): 1 in b3 => r3c26<>1
  24. Locked Candidates Type 1 (Pointing): 1 in b1 => r7c3<>1
  25. Locked Candidates Type 1 (Pointing): 8 in b3 => r3c246<>8
  26. Row 3 / Column 2 → 2 (Naked Single)
  27. Row 5 / Column 2 → 1 (Naked Single)
  28. Row 5 / Column 1 → 2 (Naked Single)
  29. Row 6 / Column 2 → 8 (Hidden Single)
  30. Row 6 / Column 3 → 4 (Naked Single)
  31. Row 6 / Column 1 → 5 (Full House)
  32. Row 7 / Column 3 → 2 (Naked Single)
  33. Row 1 / Column 1 → 6 (Naked Single)
  34. Row 1 / Column 2 → 5 (Naked Single)
  35. Row 8 / Column 1 → 1 (Naked Single)
  36. Row 7 / Column 1 → 4 (Full House)
  37. Row 4 / Column 8 → 2 (Hidden Single)
  38. Row 4 / Column 9 → 8 (Full House)
  39. Row 3 / Column 9 → 1 (Naked Single)
  40. Row 7 / Column 9 → 9 (Naked Single)
  41. Row 9 / Column 9 → 2 (Full House)
  42. Row 7 / Column 2 → 6 (Naked Single)
  43. Row 8 / Column 2 → 9 (Full House)
  44. Row 7 / Column 8 → 8 (Naked Single)
  45. Row 3 / Column 8 → 6 (Full House)
  46. Row 7 / Column 6 → 1 (Full House)
  47. Row 3 / Column 7 → 8 (Full House)
  48. Row 8 / Column 7 → 6 (Naked Single)
  49. Row 9 / Column 7 → 1 (Full House)
  50. Row 9 / Column 5 → 4 (Naked Single)
  51. Row 5 / Column 5 → 8 (Naked Single)
  52. Row 8 / Column 5 → 2 (Naked Single)
  53. Row 2 / Column 5 → 1 (Full House)
  54. Row 8 / Column 6 → 8 (Full House)
  55. Row 2 / Column 3 → 8 (Naked Single)
  56. Row 1 / Column 3 → 1 (Full House)
  57. Row 1 / Column 6 → 7 (Naked Single)
  58. Row 1 / Column 4 → 8 (Full House)
  59. Row 2 / Column 4 → 6 (Naked Single)
  60. Row 2 / Column 6 → 2 (Full House)
  61. Row 5 / Column 6 → 4 (Naked Single)
  62. Row 5 / Column 4 → 7 (Full House)
  63. Row 9 / Column 4 → 9 (Naked Single)
  64. Row 3 / Column 4 → 4 (Full House)
  65. Row 3 / Column 6 → 9 (Full House)
  66. Row 9 / Column 6 → 6 (Full House)
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