Solution for Medium Sudoku #31346785921102

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

This Sudoku Puzzle has 62 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Locked Candidates Type 2 (Claiming), Naked Single, Full House techniques.

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Solution Steps:

  1. Row 2 / Column 7 → 3 (Hidden Single)
  2. Row 2 / Column 2 → 2 (Hidden Single)
  3. Row 8 / Column 9 → 2 (Hidden Single)
  4. Row 3 / Column 2 → 9 (Hidden Single)
  5. Locked Candidates Type 1 (Pointing): 1 in b3 => r9c9<>1
  6. Locked Candidates Type 1 (Pointing): 8 in b6 => r789c7<>8
  7. Locked Candidates Type 1 (Pointing): 9 in b6 => r9c9<>9
  8. Naked Triple: 3,4,8 in r46c3,r6c1 => r45c1<>4, r45c1<>8
  9. Locked Candidates Type 2 (Claiming): 8 in r5 => r4c56,r6c45<>8
  10. Naked Triple: 2,4,8 in r45c6,r5c4 => r46c5<>4
  11. Row 4 / Column 5 → 7 (Naked Single)
  12. Row 2 / Column 5 → 4 (Hidden Single)
  13. Row 2 / Column 4 → 9 (Hidden Single)
  14. Row 8 / Column 5 → 9 (Hidden Single)
  15. Row 9 / Column 8 → 9 (Hidden Single)
  16. Row 2 / Column 3 → 1 (Hidden Single)
  17. Naked Triple: 5,6,8 in r279c1 => r1c1<>5, r16c1<>8
  18. Locked Candidates Type 1 (Pointing): 8 in b4 => r138c3<>8
  19. Row 1 / Column 2 → 8 (Hidden Single)
  20. Row 9 / Column 2 → 7 (Naked Single)
  21. Row 8 / Column 2 → 3 (Full House)
  22. Row 7 / Column 4 → 7 (Hidden Single)
  23. Row 7 / Column 6 → 2 (Hidden Single)
  24. Row 4 / Column 6 → 4 (Naked Single)
  25. Row 4 / Column 3 → 8 (Naked Single)
  26. Row 5 / Column 6 → 8 (Naked Single)
  27. Row 4 / Column 7 → 6 (Naked Single)
  28. Row 5 / Column 4 → 2 (Naked Single)
  29. Row 8 / Column 6 → 5 (Naked Single)
  30. Row 4 / Column 9 → 9 (Naked Single)
  31. Row 4 / Column 1 → 2 (Full House)
  32. Row 7 / Column 7 → 1 (Naked Single)
  33. Row 8 / Column 7 → 7 (Naked Single)
  34. Row 5 / Column 1 → 9 (Naked Single)
  35. Row 5 / Column 9 → 4 (Full House)
  36. Row 8 / Column 3 → 6 (Naked Single)
  37. Row 8 / Column 8 → 8 (Full House)
  38. Row 7 / Column 5 → 8 (Naked Single)
  39. Row 9 / Column 4 → 1 (Full House)
  40. Row 9 / Column 7 → 4 (Naked Single)
  41. Row 6 / Column 7 → 8 (Full House)
  42. Row 6 / Column 9 → 7 (Full House)
  43. Row 9 / Column 9 → 5 (Naked Single)
  44. Row 7 / Column 8 → 6 (Full House)
  45. Row 7 / Column 1 → 5 (Full House)
  46. Row 9 / Column 1 → 8 (Full House)
  47. Row 6 / Column 4 → 5 (Naked Single)
  48. Row 3 / Column 4 → 8 (Full House)
  49. Row 6 / Column 5 → 1 (Full House)
  50. Row 3 / Column 5 → 5 (Full House)
  51. Row 1 / Column 9 → 1 (Naked Single)
  52. Row 3 / Column 9 → 6 (Full House)
  53. Row 2 / Column 8 → 5 (Naked Single)
  54. Row 2 / Column 1 → 6 (Full House)
  55. Row 1 / Column 8 → 7 (Full House)
  56. Row 3 / Column 3 → 3 (Naked Single)
  57. Row 3 / Column 6 → 1 (Full House)
  58. Row 1 / Column 6 → 3 (Full House)
  59. Row 1 / Column 1 → 4 (Naked Single)
  60. Row 1 / Column 3 → 5 (Full House)
  61. Row 6 / Column 3 → 4 (Full House)
  62. Row 6 / Column 1 → 3 (Full House)
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