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

Questo puzzle di sudoku ha 72 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Locked Pair, Locked Candidates Type 1 (Pointing), Naked Pair, Locked Candidates Type 2 (Claiming), Hidden Pair, undefined, Full House, Uniqueness Test 1.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 9 → 8 (Hidden Single)
  2. Riga 8 / Colonna 3 → 8 (Hidden Single)
  3. Riga 9 / Colonna 6 → 8 (Hidden Single)
  4. Riga 1 / Colonna 9 → 2 (Hidden Single)
  5. Riga 6 / Colonna 4 → 8 (Hidden Single)
  6. Riga 6 / Colonna 7 → 5 (Naked Single)
  7. Riga 5 / Colonna 7 → 7 (Naked Single)
  8. Riga 4 / Colonna 7 → 8 (Naked Single)
  9. Locked Pair: 2,4 in r46c3 => r35c3,r46c2,r5c1<>4, r7c3<>2
  10. Riga 5 / Colonna 3 → 5 (Naked Single)
  11. Locked Candidates Type 1 (Pointing): 3 in b3 => r3c46<>3
  12. Locked Candidates Type 1 (Pointing): 3 in b4 => r79c2<>3
  13. Locked Candidates Type 1 (Pointing): 4 in b5 => r23c6<>4
  14. Locked Candidates Type 1 (Pointing): 6 in b5 => r8c5<>6
  15. Naked Pair: 1,7 in r1c2,r3c3 => r2c2<>1
  16. Locked Candidates Type 2 (Claiming): 1 in r2 => r1c45,r3c46<>1
  17. Naked Pair: 2,4 in r4c38 => r4c6<>4
  18. Hidden Pair: 6,9 in r7c7,r8c8 => r7c7<>3, r8c8<>4
  19. Riga 3 / Colonna 7 → 3 (Hidden Single)
  20. Naked Pair: 1,5 in r1c8,r3c9 => r3c8<>1, r3c8<>5
  21. W-Wing: 6/9 in r3c8,r5c1 connected by 9 in r8c18 => r3c1<>6
  22. Riga 3 / Colonna 8 → 6 (Hidden Single)
  23. Riga 2 / Colonna 7 → 9 (Naked Single)
  24. Riga 7 / Colonna 7 → 6 (Full House)
  25. Riga 8 / Colonna 8 → 9 (Naked Single)
  26. Riga 8 / Colonna 4 → 6 (Hidden Single)
  27. Riga 3 / Colonna 6 → 9 (Hidden Single)
  28. Naked Pair: 1,4 in r5c69 => r5c5<>1
  29. W-Wing: 4/5 in r3c1,r9c8 connected by 5 in r1c8,r3c9 => r9c1<>4
  30. Riga 9 / Colonna 1 → 3 (Naked Single)
  31. Uniqueness Test 1: 2/4 in r4c38,r6c38 => r6c8<>2, r6c8<>4
  32. Riga 6 / Colonna 8 → 1 (Naked Single)
  33. Riga 1 / Colonna 8 → 5 (Naked Single)
  34. Riga 3 / Colonna 9 → 1 (Full House)
  35. Riga 5 / Colonna 9 → 4 (Naked Single)
  36. Riga 4 / Colonna 8 → 2 (Full House)
  37. Riga 9 / Colonna 8 → 4 (Full House)
  38. Riga 3 / Colonna 3 → 7 (Naked Single)
  39. Riga 5 / Colonna 6 → 1 (Naked Single)
  40. Riga 4 / Colonna 3 → 4 (Naked Single)
  41. Riga 1 / Colonna 2 → 1 (Naked Single)
  42. Riga 3 / Colonna 4 → 4 (Naked Single)
  43. Riga 3 / Colonna 1 → 5 (Full House)
  44. Riga 7 / Colonna 3 → 1 (Naked Single)
  45. Riga 6 / Colonna 3 → 2 (Full House)
  46. Riga 9 / Colonna 2 → 7 (Naked Single)
  47. Riga 2 / Colonna 4 → 1 (Naked Single)
  48. Riga 7 / Colonna 2 → 9 (Naked Single)
  49. Riga 9 / Colonna 9 → 5 (Naked Single)
  50. Riga 9 / Colonna 5 → 1 (Full House)
  51. Riga 4 / Colonna 2 → 3 (Naked Single)
  52. Riga 7 / Colonna 1 → 2 (Naked Single)
  53. Riga 8 / Colonna 1 → 4 (Full House)
  54. Riga 4 / Colonna 6 → 7 (Naked Single)
  55. Riga 4 / Colonna 5 → 9 (Full House)
  56. Riga 6 / Colonna 2 → 6 (Naked Single)
  57. Riga 2 / Colonna 2 → 4 (Full House)
  58. Riga 2 / Colonna 1 → 6 (Full House)
  59. Riga 5 / Colonna 1 → 9 (Full House)
  60. Riga 5 / Colonna 5 → 6 (Full House)
  61. Riga 6 / Colonna 5 → 3 (Naked Single)
  62. Riga 6 / Colonna 6 → 4 (Full House)
  63. Riga 1 / Colonna 5 → 7 (Naked Single)
  64. Riga 1 / Colonna 4 → 3 (Full House)
  65. Riga 7 / Colonna 4 → 7 (Full House)
  66. Riga 8 / Colonna 5 → 2 (Naked Single)
  67. Riga 2 / Colonna 5 → 5 (Full House)
  68. Riga 2 / Colonna 6 → 2 (Full House)
  69. Riga 7 / Colonna 9 → 3 (Naked Single)
  70. Riga 7 / Colonna 6 → 5 (Full House)
  71. Riga 8 / Colonna 6 → 3 (Full House)
  72. Riga 8 / Colonna 9 → 7 (Full House)
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