Solution for Medium Sudoku #11236817549101

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

This Sudoku Puzzle has 65 steps and it is solved using Hidden Single, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Naked Pair, Locked Candidates Type 2 (Claiming), Naked Triple techniques.

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Solution Steps:

  1. Row 3 / Column 6 → 8 (Hidden Single)
  2. Row 2 / Column 9 → 6 (Hidden Single)
  3. Row 3 / Column 8 → 2 (Hidden Single)
  4. Row 1 / Column 3 → 2 (Hidden Single)
  5. Row 9 / Column 2 → 6 (Hidden Single)
  6. Row 8 / Column 6 → 6 (Hidden Single)
  7. Row 1 / Column 2 → 7 (Hidden Single)
  8. Row 7 / Column 2 → 4 (Hidden Single)
  9. Row 7 / Column 9 → 2 (Naked Single)
  10. Row 3 / Column 1 → 4 (Hidden Single)
  11. Row 4 / Column 7 → 2 (Hidden Single)
  12. Row 9 / Column 7 → 8 (Hidden Single)
  13. Row 8 / Column 7 → 5 (Hidden Single)
  14. Row 8 / Column 1 → 9 (Naked Single)
  15. Row 9 / Column 3 → 5 (Full House)
  16. Locked Candidates Type 1 (Pointing): 9 in b1 => r2c4<>9
  17. Locked Candidates Type 1 (Pointing): 3 in b3 => r1c46<>3
  18. Locked Candidates Type 1 (Pointing): 3 in b2 => r46c4<>3
  19. Locked Candidates Type 1 (Pointing): 7 in b8 => r9c89<>7
  20. Row 9 / Column 9 → 4 (Naked Single)
  21. Naked Pair: 1,5 in r1c16 => r1c45<>1, r1c45<>5
  22. Locked Candidates Type 2 (Claiming): 5 in c5 => r4c46,r6c46<>5
  23. Naked Pair: 1,9 in r9c58 => r9c46<>1, r9c4<>9
  24. Naked Pair: 2,7 in r69c4 => r4c4<>7
  25. Naked Pair: 1,5 in r17c6 => r4c6<>1
  26. Naked Triple: 2,3,7 in r6c469 => r6c238<>3, r6c38<>7
  27. Row 6 / Column 3 → 9 (Naked Single)
  28. Row 2 / Column 3 → 3 (Naked Single)
  29. Row 5 / Column 3 → 7 (Full House)
  30. Row 2 / Column 4 → 1 (Naked Single)
  31. Row 3 / Column 2 → 5 (Naked Single)
  32. Row 3 / Column 4 → 3 (Full House)
  33. Row 1 / Column 6 → 5 (Naked Single)
  34. Row 2 / Column 1 → 8 (Naked Single)
  35. Row 2 / Column 2 → 9 (Full House)
  36. Row 1 / Column 1 → 1 (Full House)
  37. Row 4 / Column 1 → 5 (Full House)
  38. Row 4 / Column 4 → 6 (Naked Single)
  39. Row 6 / Column 2 → 8 (Naked Single)
  40. Row 7 / Column 6 → 1 (Naked Single)
  41. Row 1 / Column 4 → 9 (Naked Single)
  42. Row 1 / Column 5 → 6 (Full House)
  43. Row 4 / Column 5 → 1 (Naked Single)
  44. Row 6 / Column 8 → 4 (Naked Single)
  45. Row 7 / Column 8 → 9 (Naked Single)
  46. Row 7 / Column 4 → 5 (Full House)
  47. Row 9 / Column 5 → 9 (Naked Single)
  48. Row 4 / Column 2 → 3 (Naked Single)
  49. Row 5 / Column 2 → 1 (Full House)
  50. Row 5 / Column 5 → 4 (Naked Single)
  51. Row 6 / Column 5 → 5 (Full House)
  52. Row 1 / Column 8 → 3 (Naked Single)
  53. Row 1 / Column 7 → 4 (Full House)
  54. Row 5 / Column 7 → 3 (Full House)
  55. Row 5 / Column 8 → 6 (Full House)
  56. Row 9 / Column 8 → 1 (Naked Single)
  57. Row 4 / Column 6 → 7 (Naked Single)
  58. Row 4 / Column 8 → 8 (Full House)
  59. Row 8 / Column 8 → 7 (Full House)
  60. Row 6 / Column 9 → 7 (Full House)
  61. Row 8 / Column 9 → 3 (Full House)
  62. Row 6 / Column 4 → 2 (Naked Single)
  63. Row 6 / Column 6 → 3 (Full House)
  64. Row 9 / Column 6 → 2 (Full House)
  65. Row 9 / Column 4 → 7 (Full House)
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