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

Questo puzzle di sudoku ha 69 passaggi e viene risolto utilizzando tecniche di Naked Single, Hidden Single, Locked Pair, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Uniqueness Test 1, Hidden Rectangle, undefined, Full House.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 1 → 6 (Naked Single)
  2. Riga 5 / Colonna 3 → 9 (Hidden Single)
  3. Riga 5 / Colonna 1 → 8 (Hidden Single)
  4. Riga 4 / Colonna 5 → 8 (Hidden Single)
  5. Riga 8 / Colonna 8 → 8 (Hidden Single)
  6. Riga 2 / Colonna 9 → 8 (Hidden Single)
  7. Riga 4 / Colonna 9 → 9 (Hidden Single)
  8. Riga 4 / Colonna 4 → 4 (Hidden Single)
  9. Locked Pair: 3,6 in r7c89 => r7c57,r9c7<>3, r7c5<>6
  10. Riga 7 / Colonna 7 → 2 (Naked Single)
  11. Locked Candidates Type 1 (Pointing): 5 in b1 => r3c5<>5
  12. Locked Candidates Type 1 (Pointing): 2 in b4 => r289c2<>2
  13. Riga 2 / Colonna 3 → 2 (Hidden Single)
  14. Locked Candidates Type 1 (Pointing): 1 in b9 => r13c7<>1
  15. Locked Candidates Type 1 (Pointing): 7 in b9 => r135c7<>7
  16. Locked Candidates Type 2 (Claiming): 5 in c4 => r5c56,r6c56<>5
  17. Locked Candidates Type 2 (Claiming): 3 in c6 => r5c45,r6c45<>3
  18. Uniqueness Test 1: 2/3 in r4c26,r5c26 => r5c6<>2, r5c6<>3
  19. Riga 5 / Colonna 6 → 1 (Naked Single)
  20. Hidden Rectangle: 5/7 in r5c48,r6c48 => r5c8<>7
  21. XY-Chain: 7 7- r5c9 -3- r5c7 -4- r1c7 -9- r1c6 -5- r8c6 -2- r4c6 -3- r6c6 -9- r6c5 -7 => r5c45,r6c8<>7
  22. Riga 5 / Colonna 9 → 7 (Hidden Single)
  23. XY-Wing: 5/7/3 in r26c4,r6c8 => r2c8<>3
  24. Locked Candidates Type 1 (Pointing): 3 in b3 => r3c5<>3
  25. XYZ-Wing: 2/5/6 in r58c5,r8c6 => r9c5<>2
  26. Riga 9 / Colonna 1 → 2 (Hidden Single)
  27. Hidden Rectangle: 1/5 in r3c12,r8c12 => r3c2<>1
  28. XY-Chain: 6 6- r5c5 -2- r4c6 -3- r6c6 -9- r6c5 -7- r6c4 -5- r6c8 -3- r7c8 -6- r2c8 -7- r2c4 -3- r9c4 -6 => r5c4,r89c5<>6
  29. Riga 5 / Colonna 4 → 5 (Naked Single)
  30. Riga 6 / Colonna 4 → 7 (Naked Single)
  31. Riga 2 / Colonna 4 → 3 (Naked Single)
  32. Riga 9 / Colonna 4 → 6 (Full House)
  33. Riga 6 / Colonna 5 → 9 (Naked Single)
  34. Riga 6 / Colonna 6 → 3 (Naked Single)
  35. Riga 6 / Colonna 8 → 5 (Full House)
  36. Riga 4 / Colonna 6 → 2 (Naked Single)
  37. Riga 4 / Colonna 2 → 3 (Full House)
  38. Riga 5 / Colonna 5 → 6 (Full House)
  39. Riga 5 / Colonna 2 → 2 (Full House)
  40. Riga 8 / Colonna 6 → 5 (Naked Single)
  41. Riga 1 / Colonna 6 → 9 (Full House)
  42. Riga 7 / Colonna 5 → 4 (Naked Single)
  43. Riga 8 / Colonna 1 → 1 (Naked Single)
  44. Riga 8 / Colonna 5 → 2 (Naked Single)
  45. Riga 9 / Colonna 5 → 3 (Full House)
  46. Riga 1 / Colonna 7 → 4 (Naked Single)
  47. Riga 7 / Colonna 1 → 5 (Naked Single)
  48. Riga 3 / Colonna 1 → 4 (Full House)
  49. Riga 8 / Colonna 7 → 7 (Naked Single)
  50. Riga 8 / Colonna 2 → 6 (Full House)
  51. Riga 9 / Colonna 2 → 7 (Naked Single)
  52. Riga 9 / Colonna 3 → 4 (Full House)
  53. Riga 9 / Colonna 7 → 1 (Full House)
  54. Riga 5 / Colonna 7 → 3 (Naked Single)
  55. Riga 3 / Colonna 7 → 9 (Full House)
  56. Riga 5 / Colonna 8 → 4 (Full House)
  57. Riga 3 / Colonna 3 → 7 (Naked Single)
  58. Riga 1 / Colonna 3 → 6 (Full House)
  59. Riga 2 / Colonna 2 → 1 (Naked Single)
  60. Riga 3 / Colonna 2 → 5 (Full House)
  61. Riga 3 / Colonna 5 → 1 (Naked Single)
  62. Riga 3 / Colonna 9 → 3 (Full House)
  63. Riga 1 / Colonna 8 → 7 (Naked Single)
  64. Riga 1 / Colonna 9 → 1 (Naked Single)
  65. Riga 7 / Colonna 9 → 6 (Full House)
  66. Riga 1 / Colonna 5 → 5 (Full House)
  67. Riga 2 / Colonna 5 → 7 (Full House)
  68. Riga 2 / Colonna 8 → 6 (Full House)
  69. Riga 7 / Colonna 8 → 3 (Full House)
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