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

Questo puzzle di sudoku ha 67 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Naked Single, Full House, Locked Candidates Type 2 (Claiming), Skyscraper, undefined.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 1 → 9 (Hidden Single)
  2. Riga 2 / Colonna 4 → 2 (Hidden Single)
  3. Riga 5 / Colonna 5 → 6 (Hidden Single)
  4. Riga 1 / Colonna 4 → 4 (Hidden Single)
  5. Locked Candidates Type 1 (Pointing): 8 in b1 => r79c1<>8
  6. Locked Candidates Type 1 (Pointing): 2 in b4 => r5c789<>2
  7. Locked Candidates Type 1 (Pointing): 6 in b4 => r28c2<>6
  8. Locked Candidates Type 1 (Pointing): 6 in b1 => r3c789<>6
  9. Riga 7 / Colonna 9 → 6 (Hidden Single)
  10. Riga 3 / Colonna 1 → 6 (Hidden Single)
  11. Riga 8 / Colonna 3 → 6 (Hidden Single)
  12. Riga 7 / Colonna 7 → 4 (Hidden Single)
  13. Riga 5 / Colonna 9 → 4 (Hidden Single)
  14. Riga 1 / Colonna 1 → 8 (Hidden Single)
  15. Riga 2 / Colonna 8 → 4 (Hidden Single)
  16. Riga 2 / Colonna 7 → 6 (Hidden Single)
  17. Locked Candidates Type 1 (Pointing): 5 in b5 => r8c6<>5
  18. Locked Candidates Type 1 (Pointing): 3 in b6 => r13c7<>3
  19. Locked Candidates Type 1 (Pointing): 2 in b7 => r9c79<>2
  20. Riga 9 / Colonna 9 → 5 (Naked Single)
  21. Riga 1 / Colonna 9 → 3 (Naked Single)
  22. Riga 3 / Colonna 9 → 2 (Full House)
  23. Riga 1 / Colonna 3 → 1 (Naked Single)
  24. Riga 3 / Colonna 8 → 1 (Naked Single)
  25. Riga 1 / Colonna 5 → 9 (Naked Single)
  26. Riga 1 / Colonna 7 → 5 (Full House)
  27. Riga 3 / Colonna 7 → 9 (Full House)
  28. Riga 5 / Colonna 8 → 8 (Naked Single)
  29. Riga 4 / Colonna 7 → 1 (Naked Single)
  30. Riga 8 / Colonna 8 → 2 (Naked Single)
  31. Riga 5 / Colonna 7 → 3 (Naked Single)
  32. Riga 6 / Colonna 7 → 2 (Naked Single)
  33. Riga 8 / Colonna 5 → 5 (Hidden Single)
  34. Riga 7 / Colonna 3 → 5 (Hidden Single)
  35. Riga 8 / Colonna 6 → 9 (Hidden Single)
  36. Locked Candidates Type 2 (Claiming): 8 in r7 => r8c4,r9c5<>8
  37. Skyscraper: 1 in r7c4,r9c2 (connected by r6c24) => r7c1,r9c5<>1
  38. Riga 7 / Colonna 1 → 7 (Naked Single)
  39. 2-String Kite: 7 in r2c2,r5c6 (connected by r4c2,r5c3) => r2c6<>7
  40. W-Wing: 7/3 in r2c2,r9c5 connected by 3 in r8c24 => r2c5<>7
  41. Riga 2 / Colonna 2 → 7 (Hidden Single)
  42. Riga 3 / Colonna 3 → 3 (Full House)
  43. Riga 4 / Colonna 2 → 6 (Naked Single)
  44. Riga 9 / Colonna 3 → 2 (Naked Single)
  45. Riga 5 / Colonna 3 → 7 (Full House)
  46. Riga 4 / Colonna 8 → 5 (Naked Single)
  47. Riga 6 / Colonna 8 → 6 (Full House)
  48. Riga 6 / Colonna 2 → 1 (Naked Single)
  49. Riga 5 / Colonna 1 → 2 (Full House)
  50. Riga 9 / Colonna 1 → 1 (Full House)
  51. Riga 5 / Colonna 6 → 1 (Full House)
  52. Riga 6 / Colonna 4 → 3 (Naked Single)
  53. Riga 6 / Colonna 6 → 5 (Full House)
  54. Riga 2 / Colonna 6 → 3 (Naked Single)
  55. Riga 2 / Colonna 5 → 1 (Full House)
  56. Riga 8 / Colonna 4 → 7 (Naked Single)
  57. Riga 7 / Colonna 5 → 8 (Naked Single)
  58. Riga 7 / Colonna 4 → 1 (Full House)
  59. Riga 4 / Colonna 4 → 8 (Full House)
  60. Riga 9 / Colonna 5 → 3 (Full House)
  61. Riga 3 / Colonna 5 → 7 (Full House)
  62. Riga 4 / Colonna 6 → 7 (Full House)
  63. Riga 3 / Colonna 6 → 8 (Full House)
  64. Riga 8 / Colonna 7 → 8 (Naked Single)
  65. Riga 8 / Colonna 2 → 3 (Full House)
  66. Riga 9 / Colonna 2 → 8 (Full House)
  67. Riga 9 / Colonna 7 → 7 (Full House)
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