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

Questo puzzle di sudoku ha 66 passaggi e viene risolto utilizzando tecniche di Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Naked Pair, Hidden Pair, Naked Quadruple, Locked Candidates Type 2 (Claiming), Hidden Triple, Full House.

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

Passaggi della soluzione:

  1. Riga 4 / Colonna 1 → 8 (Naked Single)
  2. Riga 5 / Colonna 5 → 4 (Hidden Single)
  3. Riga 4 / Colonna 8 → 4 (Hidden Single)
  4. Riga 4 / Colonna 4 → 7 (Hidden Single)
  5. Riga 6 / Colonna 8 → 7 (Hidden Single)
  6. Riga 5 / Colonna 4 → 2 (Hidden Single)
  7. Riga 4 / Colonna 9 → 9 (Hidden Single)
  8. Riga 8 / Colonna 5 → 7 (Hidden Single)
  9. Riga 6 / Colonna 9 → 3 (Hidden Single)
  10. Riga 1 / Colonna 5 → 2 (Hidden Single)
  11. Riga 5 / Colonna 6 → 9 (Hidden Single)
  12. Riga 2 / Colonna 6 → 7 (Hidden Single)
  13. Locked Candidates Type 1 (Pointing): 5 in b3 => r2c2<>5
  14. Locked Candidates Type 1 (Pointing): 6 in b6 => r5c23<>6
  15. Naked Pair: 3,5 in r15c3 => r379c3<>3, r79c3<>5
  16. Riga 9 / Colonna 3 → 7 (Naked Single)
  17. Riga 7 / Colonna 7 → 7 (Hidden Single)
  18. Riga 5 / Colonna 7 → 6 (Hidden Single)
  19. Hidden Pair: 4,6 in r2c2,r3c3 => r2c2<>1, r2c2<>3
  20. Naked Quadruple: 1,3,6,9 in r2789c4 => r1c4<>1, r1c4<>3, r1c4<>9, r6c4<>6
  21. Riga 1 / Colonna 4 → 8 (Naked Single)
  22. Riga 6 / Colonna 4 → 8 (Naked Single)
  23. Locked Candidates Type 2 (Claiming): 3 in r1 => r3c1<>3
  24. Hidden Triple: 3,8,9 in r279c4 => r279c4<>1, r27c4<>6
  25. Riga 8 / Colonna 4 → 6 (Hidden Single)
  26. Riga 7 / Colonna 9 → 6 (Hidden Single)
  27. Riga 9 / Colonna 5 → 1 (Hidden Single)
  28. Riga 6 / Colonna 5 → 5 (Hidden Single)
  29. Riga 6 / Colonna 6 → 6 (Naked Single)
  30. Riga 3 / Colonna 6 → 3 (Naked Single)
  31. Riga 7 / Colonna 6 → 5 (Full House)
  32. Riga 2 / Colonna 4 → 9 (Naked Single)
  33. Riga 2 / Colonna 5 → 6 (Full House)
  34. Riga 3 / Colonna 5 → 6 (Full House)
  35. Riga 7 / Colonna 4 → 3 (Full House)
  36. Riga 9 / Colonna 4 → 3 (Full House)
  37. Riga 2 / Colonna 2 → 4 (Naked Single)
  38. Riga 3 / Colonna 3 → 4 (Naked Single)
  39. Riga 7 / Colonna 1 → 1 (Naked Single)
  40. Riga 2 / Colonna 7 → 1 (Naked Single)
  41. Riga 7 / Colonna 3 → 2 (Naked Single)
  42. Riga 3 / Colonna 1 → 9 (Naked Single)
  43. Riga 7 / Colonna 2 → 2 (Naked Single)
  44. Riga 4 / Colonna 3 → 6 (Full House)
  45. Riga 4 / Colonna 2 → 6 (Full House)
  46. Riga 8 / Colonna 1 → 5 (Naked Single)
  47. Riga 1 / Colonna 1 → 3 (Full House)
  48. Riga 1 / Colonna 7 → 9 (Naked Single)
  49. Riga 3 / Colonna 7 → 8 (Full House)
  50. Riga 9 / Colonna 7 → 8 (Full House)
  51. Riga 2 / Colonna 9 → 5 (Naked Single)
  52. Riga 2 / Colonna 8 → 3 (Full House)
  53. Riga 3 / Colonna 8 → 2 (Full House)
  54. Riga 3 / Colonna 9 → 2 (Full House)
  55. Riga 7 / Colonna 8 → 9 (Naked Single)
  56. Riga 8 / Colonna 2 → 8 (Naked Single)
  57. Riga 8 / Colonna 8 → 1 (Full House)
  58. Riga 8 / Colonna 9 → 1 (Full House)
  59. Riga 5 / Colonna 8 → 8 (Full House)
  60. Riga 9 / Colonna 8 → 5 (Full House)
  61. Riga 5 / Colonna 9 → 8 (Full House)
  62. Riga 9 / Colonna 2 → 8 (Naked Single)
  63. Riga 1 / Colonna 3 → 5 (Naked Single)
  64. Riga 1 / Colonna 2 → 1 (Full House)
  65. Riga 5 / Colonna 3 → 3 (Naked Single)
  66. Riga 5 / Colonna 2 → 5 (Naked Single)
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