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

Questo puzzle di sudoku ha 60 passaggi e viene risolto utilizzando tecniche di Locked Triple, Naked Single, Locked Candidates Type 1 (Pointing), Naked Pair, undefined, Skyscraper, Hidden Single, Full House.

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

Passaggi della soluzione:

  1. Locked Triple: 1,3,6 in r456c3 => r37c3,r46c2,r5c1<>1, r3c3,r5c1<>3, r46c2<>6
  2. Riga 5 / Colonna 1 → 8 (Naked Single)
  3. Riga 5 / Colonna 7 → 6 (Naked Single)
  4. Locked Candidates Type 1 (Pointing): 2 in b4 => r23c2<>2
  5. Locked Candidates Type 1 (Pointing): 5 in b4 => r8c2<>5
  6. Locked Candidates Type 1 (Pointing): 2 in b6 => r7c7<>2
  7. Naked Pair: 1,3 in r5c39 => r5c4<>1, r5c46<>3
  8. X-Wing: 7 c37 r37 => r3c2568,r7c2458<>7
  9. Skyscraper: 7 in r8c5,r9c8 (connected by r2c58) => r9c46<>7
  10. Riga 9 / Colonna 8 → 7 (Hidden Single)
  11. Riga 3 / Colonna 7 → 7 (Hidden Single)
  12. Riga 3 / Colonna 3 → 4 (Naked Single)
  13. Riga 7 / Colonna 3 → 7 (Naked Single)
  14. Riga 7 / Colonna 8 → 9 (Hidden Single)
  15. Riga 7 / Colonna 2 → 1 (Naked Single)
  16. Riga 3 / Colonna 2 → 8 (Naked Single)
  17. Riga 8 / Colonna 1 → 5 (Naked Single)
  18. Riga 8 / Colonna 2 → 9 (Naked Single)
  19. Riga 9 / Colonna 1 → 4 (Full House)
  20. Riga 8 / Colonna 9 → 8 (Naked Single)
  21. Riga 7 / Colonna 7 → 4 (Naked Single)
  22. Riga 8 / Colonna 6 → 7 (Naked Single)
  23. Riga 8 / Colonna 5 → 1 (Full House)
  24. Riga 4 / Colonna 7 → 2 (Naked Single)
  25. Riga 6 / Colonna 7 → 8 (Full House)
  26. Riga 7 / Colonna 9 → 2 (Naked Single)
  27. Riga 9 / Colonna 9 → 5 (Full House)
  28. Riga 5 / Colonna 6 → 9 (Naked Single)
  29. Riga 4 / Colonna 2 → 5 (Naked Single)
  30. Riga 7 / Colonna 4 → 3 (Naked Single)
  31. Riga 7 / Colonna 5 → 8 (Full House)
  32. Riga 5 / Colonna 4 → 7 (Naked Single)
  33. Riga 9 / Colonna 6 → 2 (Naked Single)
  34. Riga 9 / Colonna 4 → 9 (Full House)
  35. Riga 4 / Colonna 5 → 3 (Naked Single)
  36. Riga 6 / Colonna 2 → 2 (Naked Single)
  37. Riga 1 / Colonna 4 → 6 (Naked Single)
  38. Riga 3 / Colonna 6 → 3 (Naked Single)
  39. Riga 2 / Colonna 5 → 7 (Naked Single)
  40. Riga 3 / Colonna 5 → 9 (Naked Single)
  41. Riga 6 / Colonna 5 → 5 (Full House)
  42. Riga 4 / Colonna 6 → 6 (Naked Single)
  43. Riga 6 / Colonna 4 → 1 (Full House)
  44. Riga 2 / Colonna 4 → 2 (Full House)
  45. Riga 1 / Colonna 6 → 8 (Full House)
  46. Riga 1 / Colonna 2 → 7 (Naked Single)
  47. Riga 2 / Colonna 2 → 6 (Full House)
  48. Riga 3 / Colonna 8 → 1 (Naked Single)
  49. Riga 3 / Colonna 1 → 2 (Full House)
  50. Riga 4 / Colonna 3 → 1 (Naked Single)
  51. Riga 4 / Colonna 8 → 4 (Full House)
  52. Riga 6 / Colonna 8 → 3 (Naked Single)
  53. Riga 2 / Colonna 8 → 8 (Full House)
  54. Riga 5 / Colonna 9 → 1 (Full House)
  55. Riga 5 / Colonna 3 → 3 (Full House)
  56. Riga 6 / Colonna 3 → 6 (Full House)
  57. Riga 2 / Colonna 1 → 3 (Naked Single)
  58. Riga 1 / Colonna 1 → 1 (Full House)
  59. Riga 1 / Colonna 9 → 3 (Full House)
  60. Riga 2 / Colonna 9 → 4 (Full House)
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