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

Questo puzzle di sudoku ha 70 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Locked Pair, Naked Single, Full House, Naked Triple, Hidden Pair, Naked Pair, undefined.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 5 → 3 (Hidden Single)
  2. Riga 4 / Colonna 2 → 3 (Hidden Single)
  3. Riga 7 / Colonna 2 → 5 (Hidden Single)
  4. Riga 8 / Colonna 9 → 3 (Hidden Single)
  5. Locked Candidates Type 1 (Pointing): 8 in b5 => r4c79<>8
  6. Locked Pair: 7,9 in r45c9 => r2c9,r4c7,r5c8<>7, r269c9,r46c7,r56c8<>9
  7. Locked Candidates Type 1 (Pointing): 4 in b7 => r23c3<>4
  8. Riga 3 / Colonna 4 → 4 (Hidden Single)
  9. Riga 5 / Colonna 5 → 4 (Hidden Single)
  10. Riga 3 / Colonna 6 → 3 (Hidden Single)
  11. Riga 9 / Colonna 4 → 3 (Hidden Single)
  12. Riga 4 / Colonna 5 → 2 (Hidden Single)
  13. Riga 4 / Colonna 7 → 1 (Naked Single)
  14. Riga 4 / Colonna 4 → 8 (Hidden Single)
  15. Riga 5 / Colonna 2 → 1 (Hidden Single)
  16. Riga 3 / Colonna 2 → 7 (Naked Single)
  17. Riga 3 / Colonna 8 → 8 (Naked Single)
  18. Riga 3 / Colonna 3 → 1 (Full House)
  19. Riga 5 / Colonna 8 → 2 (Hidden Single)
  20. Riga 5 / Colonna 9 → 7 (Hidden Single)
  21. Riga 4 / Colonna 9 → 9 (Naked Single)
  22. Riga 4 / Colonna 1 → 6 (Naked Single)
  23. Riga 4 / Colonna 3 → 7 (Full House)
  24. Riga 2 / Colonna 3 → 8 (Hidden Single)
  25. Riga 8 / Colonna 1 → 1 (Hidden Single)
  26. Riga 9 / Colonna 8 → 1 (Hidden Single)
  27. Riga 6 / Colonna 8 → 6 (Hidden Single)
  28. Locked Candidates Type 1 (Pointing): 6 in b1 => r9c2<>6
  29. Naked Triple: 5,7,9 in r78c8,r8c7 => r7c7<>7, r79c7<>9
  30. Hidden Pair: 2,4 in r7c37 => r7c3<>9, r7c7<>8
  31. Locked Candidates Type 1 (Pointing): 8 in b9 => r9c6<>8
  32. Naked Pair: 6,9 in r59c6 => r1c6<>6, r7c6<>9
  33. XYZ-Wing: 6/7/8 in r1c56,r8c5 => r2c5<>7
  34. Riga 2 / Colonna 7 → 7 (Hidden Single)
  35. Locked Candidates Type 1 (Pointing): 9 in b3 => r1c12<>9
  36. Naked Triple: 1,5,6 in r12c4,r2c5 => r1c5<>6
  37. W-Wing: 9/6 in r2c2,r8c3 connected by 6 in r28c5 => r9c2<>9
  38. Riga 9 / Colonna 2 → 2 (Naked Single)
  39. Riga 1 / Colonna 2 → 6 (Naked Single)
  40. Riga 2 / Colonna 2 → 9 (Full House)
  41. Riga 7 / Colonna 3 → 4 (Naked Single)
  42. Riga 1 / Colonna 4 → 5 (Naked Single)
  43. Riga 2 / Colonna 1 → 4 (Naked Single)
  44. Riga 1 / Colonna 1 → 2 (Full House)
  45. Riga 6 / Colonna 1 → 9 (Full House)
  46. Riga 6 / Colonna 3 → 2 (Full House)
  47. Riga 7 / Colonna 7 → 2 (Naked Single)
  48. Riga 1 / Colonna 8 → 9 (Naked Single)
  49. Riga 2 / Colonna 9 → 5 (Naked Single)
  50. Riga 1 / Colonna 7 → 4 (Full House)
  51. Riga 7 / Colonna 8 → 7 (Naked Single)
  52. Riga 8 / Colonna 8 → 5 (Full House)
  53. Riga 6 / Colonna 9 → 8 (Naked Single)
  54. Riga 6 / Colonna 7 → 5 (Full House)
  55. Riga 9 / Colonna 9 → 4 (Full House)
  56. Riga 9 / Colonna 7 → 8 (Naked Single)
  57. Riga 8 / Colonna 7 → 9 (Full House)
  58. Riga 7 / Colonna 6 → 8 (Naked Single)
  59. Riga 8 / Colonna 3 → 6 (Naked Single)
  60. Riga 8 / Colonna 5 → 7 (Full House)
  61. Riga 9 / Colonna 3 → 9 (Full House)
  62. Riga 9 / Colonna 6 → 6 (Full House)
  63. Riga 1 / Colonna 6 → 7 (Naked Single)
  64. Riga 1 / Colonna 5 → 8 (Full House)
  65. Riga 5 / Colonna 6 → 9 (Full House)
  66. Riga 5 / Colonna 4 → 6 (Full House)
  67. Riga 7 / Colonna 5 → 1 (Naked Single)
  68. Riga 2 / Colonna 5 → 6 (Full House)
  69. Riga 2 / Colonna 4 → 1 (Full House)
  70. Riga 7 / Colonna 4 → 9 (Full House)
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