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

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

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 8 → 6 (Naked Single)
  2. Riga 4 / Colonna 9 → 4 (Naked Single)
  3. Riga 6 / Colonna 9 → 8 (Naked Single)
  4. Riga 5 / Colonna 8 → 7 (Full House)
  5. Riga 4 / Colonna 4 → 2 (Hidden Single)
  6. Riga 1 / Colonna 2 → 2 (Hidden Single)
  7. Riga 9 / Colonna 2 → 8 (Hidden Single)
  8. Riga 9 / Colonna 9 → 2 (Hidden Single)
  9. Riga 3 / Colonna 4 → 8 (Hidden Single)
  10. Riga 8 / Colonna 6 → 2 (Hidden Single)
  11. Riga 5 / Colonna 6 → 8 (Hidden Single)
  12. Riga 1 / Colonna 6 → 5 (Hidden Single)
  13. Locked Candidates Type 1 (Pointing): 6 in b4 => r2c2<>6
  14. Locked Candidates Type 1 (Pointing): 7 in b9 => r12c7<>7
  15. Riga 2 / Colonna 4 → 7 (Hidden Single)
  16. Riga 9 / Colonna 5 → 7 (Hidden Single)
  17. Riga 8 / Colonna 7 → 7 (Hidden Single)
  18. Riga 8 / Colonna 2 → 4 (Hidden Single)
  19. Riga 2 / Colonna 6 → 4 (Hidden Single)
  20. Riga 1 / Colonna 1 → 4 (Hidden Single)
  21. Riga 7 / Colonna 5 → 4 (Hidden Single)
  22. Riga 9 / Colonna 7 → 4 (Hidden Single)
  23. Riga 1 / Colonna 9 → 7 (Hidden Single)
  24. Riga 3 / Colonna 9 → 3 (Naked Single)
  25. Riga 7 / Colonna 9 → 6 (Full House)
  26. Riga 3 / Colonna 1 → 7 (Hidden Single)
  27. Riga 9 / Colonna 4 → 6 (Hidden Single)
  28. Riga 5 / Colonna 4 → 1 (Naked Single)
  29. Riga 2 / Colonna 3 → 3 (Hidden Single)
  30. Riga 2 / Colonna 7 → 6 (Hidden Single)
  31. Riga 1 / Colonna 3 → 6 (Hidden Single)
  32. Skyscraper: 9 in r7c7,r8c4 (connected by r1c47) => r7c6,r8c8<>9
  33. 2-String Kite: 9 in r4c1,r9c6 (connected by r4c5,r6c6) => r9c1<>9
  34. XY-Wing: 3/9/1 in r6c16,r7c6 => r7c1<>1
  35. Riga 7 / Colonna 6 → 1 (Hidden Single)
  36. W-Wing: 3/9 in r7c1,r9c6 connected by 9 in r8c34 => r9c1<>3
  37. Riga 7 / Colonna 1 → 3 (Hidden Single)
  38. Locked Candidates Type 1 (Pointing): 9 in b7 => r3c3<>9
  39. Locked Candidates Type 1 (Pointing): 9 in b1 => r6c2<>9
  40. Locked Candidates Type 2 (Claiming): 9 in r7 => r9c8<>9
  41. Uniqueness Test 1: 8/9 in r1c78,r7c78 => r1c8<>8, r1c8<>9
  42. Riga 1 / Colonna 8 → 1 (Naked Single)
  43. Riga 2 / Colonna 8 → 9 (Naked Single)
  44. Riga 1 / Colonna 7 → 8 (Full House)
  45. Riga 2 / Colonna 2 → 1 (Full House)
  46. Riga 7 / Colonna 7 → 9 (Full House)
  47. Riga 7 / Colonna 8 → 8 (Full House)
  48. Riga 3 / Colonna 3 → 5 (Naked Single)
  49. Riga 3 / Colonna 2 → 9 (Full House)
  50. Riga 3 / Colonna 5 → 1 (Full House)
  51. Riga 6 / Colonna 2 → 6 (Naked Single)
  52. Riga 5 / Colonna 2 → 5 (Full House)
  53. Riga 5 / Colonna 5 → 6 (Full House)
  54. Riga 8 / Colonna 3 → 9 (Naked Single)
  55. Riga 9 / Colonna 3 → 1 (Full House)
  56. Riga 9 / Colonna 1 → 5 (Full House)
  57. Riga 4 / Colonna 1 → 9 (Naked Single)
  58. Riga 4 / Colonna 5 → 5 (Full House)
  59. Riga 6 / Colonna 1 → 1 (Full House)
  60. Riga 8 / Colonna 4 → 3 (Naked Single)
  61. Riga 1 / Colonna 4 → 9 (Full House)
  62. Riga 8 / Colonna 8 → 5 (Full House)
  63. Riga 9 / Colonna 8 → 3 (Full House)
  64. Riga 9 / Colonna 6 → 9 (Full House)
  65. Riga 1 / Colonna 5 → 3 (Full House)
  66. Riga 6 / Colonna 6 → 3 (Full House)
  67. Riga 6 / Colonna 5 → 9 (Full House)
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