Soluzione per Sudoku medio #31817659243103

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

Questo puzzle di sudoku ha 66 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Naked Single, Full House.

Naked Single Spiegazione
Hidden Single Spiegazione
Locked Candidates Spiegazione
Full House Spiegazione
Prova a risolvere

Passaggi della soluzione:

  1. Riga 3 / Colonna 4 → 5 (Hidden Single)
  2. Riga 5 / Colonna 8 → 5 (Hidden Single)
  3. Riga 4 / Colonna 7 → 6 (Hidden Single)
  4. Riga 6 / Colonna 5 → 2 (Hidden Single)
  5. Riga 9 / Colonna 5 → 5 (Hidden Single)
  6. Riga 7 / Colonna 3 → 5 (Hidden Single)
  7. Riga 2 / Colonna 4 → 4 (Hidden Single)
  8. Riga 6 / Colonna 7 → 3 (Hidden Single)
  9. Riga 5 / Colonna 9 → 4 (Hidden Single)
  10. Riga 6 / Colonna 3 → 9 (Hidden Single)
  11. Riga 4 / Colonna 5 → 9 (Hidden Single)
  12. Riga 3 / Colonna 7 → 4 (Hidden Single)
  13. Riga 8 / Colonna 8 → 4 (Hidden Single)
  14. Locked Candidates Type 1 (Pointing): 3 in b1 => r3c6<>3
  15. Locked Candidates Type 1 (Pointing): 3 in b5 => r5c1<>3
  16. Locked Candidates Type 1 (Pointing): 8 in b5 => r5c2<>8
  17. Locked Candidates Type 1 (Pointing): 2 in b9 => r7c1246<>2
  18. Locked Candidates Type 1 (Pointing): 2 in b7 => r9c46<>2
  19. Naked Triple: 1,7,8 in r7c2,r89c3 => r79c1,r9c2<>1, r7c1<>7, r9c2<>8
  20. Riga 7 / Colonna 1 → 6 (Naked Single)
  21. Riga 1 / Colonna 8 → 6 (Hidden Single)
  22. Riga 8 / Colonna 9 → 6 (Hidden Single)
  23. Locked Candidates Type 1 (Pointing): 1 in b9 => r7c26<>1
  24. Locked Candidates Type 1 (Pointing): 1 in b7 => r3c3<>1
  25. Locked Candidates Type 1 (Pointing): 8 in b9 => r7c246<>8
  26. Riga 7 / Colonna 2 → 7 (Naked Single)
  27. Riga 5 / Colonna 2 → 1 (Naked Single)
  28. Riga 5 / Colonna 1 → 7 (Naked Single)
  29. Riga 4 / Colonna 2 → 8 (Hidden Single)
  30. Riga 4 / Colonna 3 → 3 (Naked Single)
  31. Riga 4 / Colonna 1 → 4 (Full House)
  32. Riga 3 / Colonna 3 → 7 (Naked Single)
  33. Riga 9 / Colonna 1 → 2 (Naked Single)
  34. Riga 2 / Colonna 1 → 1 (Naked Single)
  35. Riga 3 / Colonna 1 → 3 (Full House)
  36. Riga 9 / Colonna 2 → 4 (Naked Single)
  37. Riga 6 / Colonna 8 → 7 (Hidden Single)
  38. Riga 6 / Colonna 9 → 8 (Full House)
  39. Riga 7 / Colonna 9 → 1 (Naked Single)
  40. Riga 3 / Colonna 9 → 9 (Naked Single)
  41. Riga 1 / Colonna 9 → 7 (Full House)
  42. Riga 3 / Colonna 2 → 2 (Naked Single)
  43. Riga 2 / Colonna 2 → 9 (Full House)
  44. Riga 3 / Colonna 8 → 8 (Naked Single)
  45. Riga 3 / Colonna 6 → 1 (Full House)
  46. Riga 7 / Colonna 8 → 2 (Full House)
  47. Riga 7 / Colonna 7 → 8 (Full House)
  48. Riga 2 / Colonna 7 → 2 (Naked Single)
  49. Riga 1 / Colonna 7 → 1 (Full House)
  50. Riga 1 / Colonna 5 → 3 (Naked Single)
  51. Riga 5 / Colonna 5 → 8 (Naked Single)
  52. Riga 2 / Colonna 5 → 7 (Naked Single)
  53. Riga 2 / Colonna 6 → 8 (Full House)
  54. Riga 8 / Colonna 5 → 1 (Full House)
  55. Riga 9 / Colonna 6 → 6 (Naked Single)
  56. Riga 8 / Colonna 3 → 8 (Naked Single)
  57. Riga 9 / Colonna 3 → 1 (Full House)
  58. Riga 9 / Colonna 4 → 8 (Full House)
  59. Riga 5 / Colonna 6 → 3 (Naked Single)
  60. Riga 5 / Colonna 4 → 6 (Full House)
  61. Riga 8 / Colonna 4 → 2 (Naked Single)
  62. Riga 8 / Colonna 6 → 7 (Full House)
  63. Riga 7 / Colonna 6 → 9 (Naked Single)
  64. Riga 1 / Colonna 6 → 2 (Full House)
  65. Riga 1 / Colonna 4 → 9 (Full House)
  66. Riga 7 / Colonna 4 → 3 (Full House)
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