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

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

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 9 → 4 (Naked Single)
  2. Riga 8 / Colonna 9 → 6 (Naked Single)
  3. Riga 1 / Colonna 9 → 1 (Naked Single)
  4. Riga 7 / Colonna 8 → 7 (Naked Single)
  5. Riga 9 / Colonna 9 → 8 (Naked Single)
  6. Riga 1 / Colonna 8 → 6 (Naked Single)
  7. Riga 9 / Colonna 8 → 1 (Naked Single)
  8. Riga 3 / Colonna 8 → 2 (Naked Single)
  9. Riga 2 / Colonna 7 → 7 (Full House)
  10. Riga 4 / Colonna 8 → 8 (Naked Single)
  11. Riga 5 / Colonna 8 → 5 (Full House)
  12. Riga 9 / Colonna 7 → 4 (Naked Single)
  13. Riga 8 / Colonna 7 → 5 (Full House)
  14. Riga 2 / Colonna 3 → 3 (Naked Single)
  15. Riga 2 / Colonna 5 → 2 (Naked Single)
  16. Riga 2 / Colonna 4 → 5 (Naked Single)
  17. Riga 2 / Colonna 1 → 8 (Full House)
  18. Riga 5 / Colonna 2 → 8 (Hidden Single)
  19. Riga 3 / Colonna 6 → 1 (Hidden Single)
  20. Riga 1 / Colonna 2 → 5 (Hidden Single)
  21. Riga 6 / Colonna 1 → 5 (Hidden Single)
  22. Riga 8 / Colonna 1 → 2 (Hidden Single)
  23. Riga 6 / Colonna 4 → 8 (Hidden Single)
  24. Riga 5 / Colonna 7 → 1 (Hidden Single)
  25. Riga 4 / Colonna 7 → 6 (Naked Single)
  26. Riga 6 / Colonna 7 → 2 (Full House)
  27. Riga 6 / Colonna 6 → 9 (Naked Single)
  28. Riga 6 / Colonna 9 → 3 (Naked Single)
  29. Riga 4 / Colonna 9 → 9 (Full House)
  30. Riga 4 / Colonna 1 → 3 (Hidden Single)
  31. Skyscraper: 6 in r5c1,r7c2 (connected by r57c4) => r9c1<>6
  32. Locked Candidates Type 1 (Pointing): 6 in b7 => r3c2<>6
  33. Naked Pair: 4,9 in r38c2 => r7c2<>4, r9c2<>9
  34. Locked Candidates Type 1 (Pointing): 4 in b7 => r8c5<>4
  35. Turbot Fish: 4 r1c5 =4= r4c5 -4- r4c3 =4= r5c1 => r1c1<>4
  36. Locked Candidates Type 1 (Pointing): 4 in b1 => r3c4<>4
  37. Naked Pair: 7,9 in r19c1 => r3c1<>7, r3c1<>9
  38. X-Wing: 7 c16 r19 => r1c45,r9c45<>7
  39. Skyscraper: 9 in r3c4,r8c5 (connected by r38c2) => r1c5,r9c4<>9
  40. Riga 1 / Colonna 5 → 4 (Naked Single)
  41. W-Wing: 4/7 in r4c4,r8c3 connected by 7 in r3c34 => r4c3<>4
  42. Riga 4 / Colonna 3 → 1 (Naked Single)
  43. Riga 4 / Colonna 5 → 7 (Naked Single)
  44. Riga 4 / Colonna 4 → 4 (Full House)
  45. Riga 6 / Colonna 3 → 6 (Naked Single)
  46. Riga 5 / Colonna 1 → 4 (Full House)
  47. Riga 6 / Colonna 5 → 1 (Full House)
  48. Riga 8 / Colonna 5 → 9 (Naked Single)
  49. Riga 9 / Colonna 5 → 6 (Full House)
  50. Riga 5 / Colonna 6 → 2 (Naked Single)
  51. Riga 5 / Colonna 4 → 6 (Full House)
  52. Riga 3 / Colonna 1 → 6 (Naked Single)
  53. Riga 8 / Colonna 2 → 4 (Naked Single)
  54. Riga 8 / Colonna 3 → 7 (Full House)
  55. Riga 3 / Colonna 3 → 4 (Full House)
  56. Riga 7 / Colonna 4 → 3 (Naked Single)
  57. Riga 9 / Colonna 2 → 3 (Naked Single)
  58. Riga 3 / Colonna 2 → 9 (Naked Single)
  59. Riga 7 / Colonna 2 → 6 (Full House)
  60. Riga 9 / Colonna 1 → 9 (Full House)
  61. Riga 7 / Colonna 6 → 4 (Full House)
  62. Riga 1 / Colonna 1 → 7 (Full House)
  63. Riga 3 / Colonna 4 → 7 (Full House)
  64. Riga 1 / Colonna 4 → 9 (Naked Single)
  65. Riga 9 / Colonna 4 → 2 (Full House)
  66. Riga 9 / Colonna 6 → 7 (Full House)
  67. Riga 1 / Colonna 6 → 3 (Full House)
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