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

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

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

Passaggi della soluzione:

  1. Riga 4 / Colonna 9 → 2 (Hidden Single)
  2. Riga 6 / Colonna 1 → 2 (Hidden Single)
  3. Riga 1 / Colonna 3 → 3 (Hidden Single)
  4. Riga 9 / Colonna 1 → 1 (Hidden Single)
  5. Riga 9 / Colonna 7 → 2 (Hidden Single)
  6. Riga 8 / Colonna 6 → 2 (Hidden Single)
  7. Riga 3 / Colonna 5 → 2 (Hidden Single)
  8. Riga 2 / Colonna 3 → 2 (Hidden Single)
  9. Riga 3 / Colonna 9 → 1 (Hidden Single)
  10. Riga 6 / Colonna 8 → 1 (Hidden Single)
  11. Riga 5 / Colonna 5 → 1 (Hidden Single)
  12. Riga 2 / Colonna 4 → 1 (Hidden Single)
  13. Riga 1 / Colonna 2 → 1 (Hidden Single)
  14. Riga 6 / Colonna 4 → 9 (Hidden Single)
  15. Riga 1 / Colonna 5 → 9 (Hidden Single)
  16. Riga 2 / Colonna 9 → 9 (Hidden Single)
  17. Riga 1 / Colonna 6 → 7 (Hidden Single)
  18. Riga 4 / Colonna 5 → 7 (Hidden Single)
  19. Riga 3 / Colonna 7 → 6 (Hidden Single)
  20. Riga 5 / Colonna 9 → 7 (Hidden Single)
  21. Riga 8 / Colonna 8 → 7 (Hidden Single)
  22. Riga 7 / Colonna 1 → 7 (Hidden Single)
  23. Locked Candidates Type 1 (Pointing): 4 in b2 => r45c6<>4
  24. Riga 4 / Colonna 4 → 4 (Hidden Single)
  25. Locked Candidates Type 1 (Pointing): 5 in b2 => r456c6<>5
  26. Riga 6 / Colonna 5 → 5 (Hidden Single)
  27. Locked Candidates Type 1 (Pointing): 6 in b4 => r28c2<>6
  28. Riga 2 / Colonna 1 → 6 (Hidden Single)
  29. Riga 8 / Colonna 9 → 6 (Hidden Single)
  30. Riga 8 / Colonna 4 → 3 (Hidden Single)
  31. Riga 7 / Colonna 4 → 5 (Full House)
  32. Riga 7 / Colonna 9 → 3 (Hidden Single)
  33. Locked Candidates Type 1 (Pointing): 8 in b7 => r5c3<>8
  34. Locked Candidates Type 1 (Pointing): 5 in b9 => r9c3<>5
  35. Skyscraper: 5 in r1c7,r3c3 (connected by r5c37) => r1c1<>5
  36. Locked Candidates Type 2 (Claiming): 5 in r1 => r2c8<>5
  37. W-Wing: 4/8 in r1c1,r7c7 connected by 8 in r19c9 => r1c7<>4
  38. Riga 1 / Colonna 1 → 4 (Hidden Single)
  39. Riga 7 / Colonna 7 → 4 (Hidden Single)
  40. Riga 7 / Colonna 5 → 6 (Naked Single)
  41. Riga 7 / Colonna 3 → 8 (Full House)
  42. Riga 9 / Colonna 5 → 4 (Full House)
  43. Riga 9 / Colonna 3 → 6 (Naked Single)
  44. Riga 2 / Colonna 8 → 4 (Hidden Single)
  45. Riga 2 / Colonna 6 → 5 (Naked Single)
  46. Riga 2 / Colonna 2 → 8 (Full House)
  47. Riga 3 / Colonna 6 → 4 (Full House)
  48. Riga 6 / Colonna 2 → 6 (Naked Single)
  49. Riga 4 / Colonna 2 → 5 (Naked Single)
  50. Riga 4 / Colonna 8 → 8 (Naked Single)
  51. Riga 4 / Colonna 6 → 6 (Full House)
  52. Riga 9 / Colonna 8 → 5 (Full House)
  53. Riga 9 / Colonna 9 → 8 (Full House)
  54. Riga 1 / Colonna 9 → 5 (Full House)
  55. Riga 1 / Colonna 7 → 8 (Full House)
  56. Riga 5 / Colonna 3 → 9 (Naked Single)
  57. Riga 3 / Colonna 3 → 5 (Full House)
  58. Riga 3 / Colonna 1 → 9 (Full House)
  59. Riga 8 / Colonna 2 → 9 (Naked Single)
  60. Riga 5 / Colonna 2 → 4 (Full House)
  61. Riga 5 / Colonna 1 → 8 (Full House)
  62. Riga 8 / Colonna 1 → 5 (Full House)
  63. Riga 6 / Colonna 7 → 3 (Naked Single)
  64. Riga 5 / Colonna 7 → 5 (Full House)
  65. Riga 5 / Colonna 6 → 3 (Full House)
  66. Riga 6 / Colonna 6 → 8 (Full House)
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