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

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

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 3 / Colonna 6 → 1 (Naked Single)
  2. Riga 7 / Colonna 6 → 8 (Naked Single)
  3. Riga 1 / Colonna 6 → 3 (Naked Single)
  4. Riga 1 / Colonna 4 → 8 (Naked Single)
  5. Riga 9 / Colonna 6 → 5 (Naked Single)
  6. Riga 5 / Colonna 6 → 9 (Full House)
  7. Riga 1 / Colonna 5 → 2 (Naked Single)
  8. Riga 2 / Colonna 1 → 3 (Hidden Single)
  9. Riga 2 / Colonna 5 → 9 (Hidden Single)
  10. Riga 7 / Colonna 4 → 1 (Hidden Single)
  11. Riga 9 / Colonna 2 → 8 (Hidden Single)
  12. Locked Candidates Type 1 (Pointing): 1 in b1 => r4c2<>1
  13. Locked Candidates Type 1 (Pointing): 6 in b1 => r457c2<>6
  14. Hidden Pair: 7,9 in r47c2 => r4c2<>5, r7c2<>2
  15. Riga 7 / Colonna 1 → 2 (Hidden Single)
  16. Hidden Triple: 1,7,9 in r4c12,r6c1 => r46c1<>5, r46c1<>6
  17. X-Wing: 3 r59 c48 => r4c8<>3
  18. 2-String Kite: 9 in r4c2,r9c8 (connected by r7c2,r9c1) => r4c8<>9
  19. XY-Wing: 7/9/6 in r7c25,r9c1 => r9c4<>6
  20. Riga 9 / Colonna 4 → 3 (Naked Single)
  21. Riga 5 / Colonna 8 → 3 (Hidden Single)
  22. Riga 4 / Colonna 5 → 3 (Hidden Single)
  23. Riga 8 / Colonna 7 → 3 (Hidden Single)
  24. Riga 6 / Colonna 5 → 8 (Hidden Single)
  25. Riga 8 / Colonna 9 → 1 (Hidden Single)
  26. Locked Candidates Type 2 (Claiming): 6 in c9 => r4c78,r6c78<>6
  27. Naked Pair: 5,6 in r5c14 => r5c23<>5, r5c39<>6
  28. Riga 5 / Colonna 2 → 2 (Naked Single)
  29. Riga 3 / Colonna 2 → 6 (Naked Single)
  30. Riga 3 / Colonna 7 → 4 (Naked Single)
  31. Riga 3 / Colonna 4 → 7 (Naked Single)
  32. Riga 2 / Colonna 4 → 4 (Full House)
  33. Riga 3 / Colonna 8 → 2 (Full House)
  34. Riga 2 / Colonna 9 → 8 (Naked Single)
  35. Riga 4 / Colonna 9 → 6 (Naked Single)
  36. Riga 5 / Colonna 9 → 4 (Naked Single)
  37. Riga 6 / Colonna 9 → 2 (Full House)
  38. Riga 5 / Colonna 3 → 8 (Naked Single)
  39. Riga 4 / Colonna 3 → 5 (Naked Single)
  40. Riga 2 / Colonna 3 → 2 (Naked Single)
  41. Riga 4 / Colonna 8 → 1 (Naked Single)
  42. Riga 5 / Colonna 1 → 6 (Naked Single)
  43. Riga 5 / Colonna 4 → 5 (Full House)
  44. Riga 6 / Colonna 4 → 6 (Full House)
  45. Riga 8 / Colonna 3 → 6 (Naked Single)
  46. Riga 6 / Colonna 3 → 4 (Full House)
  47. Riga 9 / Colonna 1 → 9 (Naked Single)
  48. Riga 9 / Colonna 8 → 6 (Full House)
  49. Riga 8 / Colonna 5 → 7 (Naked Single)
  50. Riga 7 / Colonna 5 → 6 (Full House)
  51. Riga 8 / Colonna 1 → 5 (Full House)
  52. Riga 7 / Colonna 2 → 7 (Full House)
  53. Riga 4 / Colonna 1 → 7 (Naked Single)
  54. Riga 6 / Colonna 1 → 1 (Full House)
  55. Riga 4 / Colonna 2 → 9 (Full House)
  56. Riga 4 / Colonna 7 → 8 (Full House)
  57. Riga 1 / Colonna 8 → 5 (Naked Single)
  58. Riga 7 / Colonna 7 → 9 (Naked Single)
  59. Riga 7 / Colonna 8 → 4 (Full House)
  60. Riga 1 / Colonna 2 → 1 (Naked Single)
  61. Riga 1 / Colonna 7 → 6 (Full House)
  62. Riga 2 / Colonna 2 → 5 (Full House)
  63. Riga 2 / Colonna 7 → 1 (Naked Single)
  64. Riga 2 / Colonna 8 → 7 (Full House)
  65. Riga 6 / Colonna 8 → 9 (Full House)
  66. Riga 6 / Colonna 7 → 5 (Full House)
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