Solution for Medium Sudoku #13216385947102

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

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

Naked Single Explanation
Hidden Single Explanation
Locked Candidates Explanation
Locked Candidates Explanation
Full House Explanation
Try To Solve This Puzzle

Solution Steps:

  1. Row 2 / Column 3 → 2 (Hidden Single)
  2. Row 8 / Column 1 → 4 (Hidden Single)
  3. Row 2 / Column 8 → 4 (Hidden Single)
  4. Row 3 / Column 8 → 9 (Hidden Single)
  5. Locked Candidates Type 1 (Pointing): 7 in b1 => r9c1<>7
  6. Locked Candidates Type 1 (Pointing): 8 in b4 => r789c3<>8
  7. Locked Candidates Type 1 (Pointing): 9 in b4 => r9c1<>9
  8. Naked Triple: 1,4,8 in r45c4,r5c6 => r46c5<>1, r46c5,r6c6<>8
  9. Row 4 / Column 5 → 3 (Naked Single)
  10. Row 2 / Column 5 → 1 (Hidden Single)
  11. Row 2 / Column 6 → 9 (Hidden Single)
  12. Row 8 / Column 5 → 9 (Hidden Single)
  13. Row 9 / Column 2 → 9 (Hidden Single)
  14. Row 2 / Column 7 → 7 (Hidden Single)
  15. Naked Triple: 1,2,8 in r46c7,r6c9 => r45c9<>1, r45c9<>8
  16. Locked Candidates Type 2 (Claiming): 8 in r5 => r4c4<>8
  17. Naked Triple: 5,6,8 in r279c9 => r1c9<>5, r16c9<>8
  18. Locked Candidates Type 1 (Pointing): 8 in b6 => r138c7<>8
  19. Row 1 / Column 8 → 8 (Hidden Single)
  20. Row 9 / Column 8 → 3 (Naked Single)
  21. Row 8 / Column 8 → 2 (Full House)
  22. Row 7 / Column 6 → 3 (Hidden Single)
  23. Row 7 / Column 4 → 4 (Hidden Single)
  24. Row 4 / Column 4 → 1 (Naked Single)
  25. Row 4 / Column 7 → 8 (Naked Single)
  26. Row 5 / Column 4 → 8 (Naked Single)
  27. Row 4 / Column 3 → 6 (Naked Single)
  28. Row 5 / Column 6 → 4 (Naked Single)
  29. Row 8 / Column 4 → 5 (Naked Single)
  30. Row 4 / Column 1 → 9 (Naked Single)
  31. Row 4 / Column 9 → 4 (Full House)
  32. Row 7 / Column 3 → 7 (Naked Single)
  33. Row 8 / Column 3 → 3 (Naked Single)
  34. Row 5 / Column 9 → 9 (Naked Single)
  35. Row 5 / Column 1 → 1 (Full House)
  36. Row 8 / Column 7 → 6 (Naked Single)
  37. Row 8 / Column 2 → 8 (Full House)
  38. Row 7 / Column 5 → 8 (Naked Single)
  39. Row 9 / Column 6 → 7 (Full House)
  40. Row 9 / Column 3 → 1 (Naked Single)
  41. Row 6 / Column 3 → 8 (Full House)
  42. Row 6 / Column 1 → 3 (Full House)
  43. Row 9 / Column 1 → 5 (Naked Single)
  44. Row 7 / Column 2 → 6 (Full House)
  45. Row 7 / Column 9 → 5 (Full House)
  46. Row 9 / Column 9 → 8 (Full House)
  47. Row 6 / Column 6 → 5 (Naked Single)
  48. Row 3 / Column 6 → 8 (Full House)
  49. Row 6 / Column 5 → 7 (Full House)
  50. Row 3 / Column 5 → 5 (Full House)
  51. Row 1 / Column 1 → 7 (Naked Single)
  52. Row 3 / Column 1 → 6 (Full House)
  53. Row 2 / Column 2 → 5 (Naked Single)
  54. Row 2 / Column 9 → 6 (Full House)
  55. Row 1 / Column 2 → 3 (Full House)
  56. Row 3 / Column 7 → 2 (Naked Single)
  57. Row 3 / Column 4 → 7 (Full House)
  58. Row 1 / Column 4 → 2 (Full House)
  59. Row 1 / Column 9 → 1 (Naked Single)
  60. Row 1 / Column 7 → 5 (Full House)
  61. Row 6 / Column 7 → 1 (Full House)
  62. Row 6 / Column 9 → 2 (Full House)
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