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

Questo puzzle di sudoku ha 75 passaggi e viene risolto utilizzando tecniche di Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Hidden Pair, undefined, Naked Triple, Naked Pair, Empty Rectangle, Full House.

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

Passaggi della soluzione:

  1. Riga 7 / Colonna 1 → 3 (Naked Single)
  2. Riga 7 / Colonna 5 → 9 (Naked Single)
  3. Riga 1 / Colonna 5 → 1 (Hidden Single)
  4. Riga 9 / Colonna 8 → 2 (Hidden Single)
  5. Riga 9 / Colonna 9 → 1 (Hidden Single)
  6. Riga 2 / Colonna 7 → 1 (Hidden Single)
  7. Locked Candidates Type 1 (Pointing): 6 in b2 => r1c79<>6
  8. Locked Candidates Type 1 (Pointing): 5 in b3 => r1c123<>5
  9. Locked Candidates Type 1 (Pointing): 8 in b7 => r9c7<>8
  10. Locked Candidates Type 1 (Pointing): 9 in b9 => r8c2<>9
  11. Hidden Pair: 1,2 in r4c34 => r4c34<>3, r4c3<>5, r4c3<>6
  12. X-Wing: 4 c15 r35 => r5c679<>4
  13. Riga 7 / Colonna 7 → 4 (Hidden Single)
  14. X-Wing: 5 c15 r59 => r5c3679,r9c236<>5
  15. Riga 1 / Colonna 7 → 5 (Hidden Single)
  16. Naked Triple: 3,6,7 in r4c8,r5c79 => r46c9,r6c8<>3, r4c9<>6, r6c89<>7
  17. Riga 6 / Colonna 8 → 8 (Naked Single)
  18. Locked Candidates Type 1 (Pointing): 7 in b6 => r5c46<>7
  19. Naked Pair: 3,9 in r2c48 => r2c236<>3, r2c236<>9
  20. Naked Triple: 4,5,8 in r2c23,r3c1 => r1c13,r3c3<>8
  21. Riga 1 / Colonna 1 → 2 (Naked Single)
  22. Hidden Pair: 4,5 in r5c15 => r5c5<>3
  23. 2-String Kite: 7 in r3c8,r7c3 (connected by r7c9,r8c8) => r3c3<>7
  24. Locked Candidates Type 1 (Pointing): 7 in b1 => r1c9<>7
  25. Empty Rectangle: 3 in b6 (r2c48) => r5c4<>3
  26. W-Wing: 4/5 in r2c2,r5c1 connected by 5 in r26c3 => r3c1,r46c2<>4
  27. Riga 3 / Colonna 1 → 8 (Naked Single)
  28. Riga 2 / Colonna 3 → 5 (Naked Single)
  29. Riga 9 / Colonna 1 → 5 (Naked Single)
  30. Riga 5 / Colonna 1 → 4 (Full House)
  31. Riga 2 / Colonna 2 → 4 (Naked Single)
  32. Riga 9 / Colonna 5 → 3 (Naked Single)
  33. Riga 5 / Colonna 5 → 5 (Naked Single)
  34. Riga 3 / Colonna 5 → 4 (Full House)
  35. Riga 2 / Colonna 6 → 8 (Naked Single)
  36. Riga 9 / Colonna 3 → 8 (Hidden Single)
  37. Riga 8 / Colonna 7 → 8 (Hidden Single)
  38. Riga 1 / Colonna 9 → 8 (Hidden Single)
  39. Riga 8 / Colonna 6 → 5 (Hidden Single)
  40. Riga 9 / Colonna 2 → 9 (Hidden Single)
  41. Naked Pair: 6,7 in r7c9,r9c7 => r8c89<>6, r8c89<>7
  42. Riga 3 / Colonna 8 → 7 (Hidden Single)
  43. Riga 4 / Colonna 8 → 6 (Hidden Single)
  44. Riga 8 / Colonna 2 → 6 (Hidden Single)
  45. Riga 7 / Colonna 3 → 7 (Full House)
  46. Riga 7 / Colonna 9 → 6 (Full House)
  47. Riga 8 / Colonna 4 → 7 (Naked Single)
  48. Riga 9 / Colonna 6 → 6 (Full House)
  49. Riga 9 / Colonna 7 → 7 (Full House)
  50. Riga 5 / Colonna 7 → 3 (Naked Single)
  51. Riga 3 / Colonna 7 → 6 (Full House)
  52. Riga 5 / Colonna 6 → 9 (Naked Single)
  53. Riga 5 / Colonna 9 → 7 (Naked Single)
  54. Riga 1 / Colonna 6 → 3 (Naked Single)
  55. Riga 5 / Colonna 4 → 2 (Naked Single)
  56. Riga 5 / Colonna 3 → 6 (Full House)
  57. Riga 1 / Colonna 2 → 7 (Naked Single)
  58. Riga 1 / Colonna 3 → 9 (Naked Single)
  59. Riga 1 / Colonna 4 → 6 (Full House)
  60. Riga 2 / Colonna 4 → 9 (Full House)
  61. Riga 3 / Colonna 3 → 3 (Full House)
  62. Riga 2 / Colonna 8 → 3 (Full House)
  63. Riga 3 / Colonna 9 → 9 (Full House)
  64. Riga 8 / Colonna 8 → 9 (Full House)
  65. Riga 8 / Colonna 9 → 3 (Full House)
  66. Riga 4 / Colonna 6 → 4 (Naked Single)
  67. Riga 6 / Colonna 6 → 7 (Full House)
  68. Riga 4 / Colonna 4 → 1 (Naked Single)
  69. Riga 6 / Colonna 4 → 3 (Full House)
  70. Riga 6 / Colonna 3 → 1 (Naked Single)
  71. Riga 4 / Colonna 3 → 2 (Full House)
  72. Riga 4 / Colonna 9 → 5 (Naked Single)
  73. Riga 4 / Colonna 2 → 3 (Full House)
  74. Riga 6 / Colonna 2 → 5 (Full House)
  75. Riga 6 / Colonna 9 → 4 (Full House)
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