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

Questo puzzle di sudoku ha 64 passaggi e viene risolto utilizzando tecniche di Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Triple, undefined, Bivalue Universal Grave + 1.

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

Passaggi della soluzione:

  1. Riga 9 / Colonna 6 → 2 (Naked Single)
  2. Riga 7 / Colonna 8 → 7 (Naked Single)
  3. Riga 7 / Colonna 9 → 2 (Naked Single)
  4. Riga 8 / Colonna 7 → 6 (Naked Single)
  5. Riga 8 / Colonna 9 → 5 (Full House)
  6. Riga 1 / Colonna 7 → 4 (Naked Single)
  7. Riga 9 / Colonna 5 → 6 (Hidden Single)
  8. Riga 5 / Colonna 7 → 7 (Hidden Single)
  9. Riga 3 / Colonna 7 → 9 (Naked Single)
  10. Riga 6 / Colonna 7 → 2 (Full House)
  11. Riga 8 / Colonna 3 → 2 (Hidden Single)
  12. Riga 9 / Colonna 3 → 1 (Hidden Single)
  13. Riga 3 / Colonna 3 → 7 (Hidden Single)
  14. Riga 2 / Colonna 9 → 7 (Hidden Single)
  15. Riga 4 / Colonna 2 → 2 (Hidden Single)
  16. Riga 6 / Colonna 1 → 7 (Hidden Single)
  17. Locked Candidates Type 1 (Pointing): 6 in b3 => r46c8<>6
  18. Locked Candidates Type 1 (Pointing): 9 in b7 => r4c1<>9
  19. Locked Candidates Type 2 (Claiming): 5 in c3 => r4c1,r56c2<>5
  20. Naked Triple: 3,5,6 in r1c128 => r1c45<>3, r1c45<>5, r1c4<>6
  21. Locked Candidates Type 1 (Pointing): 5 in b2 => r3c2<>5
  22. XYZ-Wing: 3/5/6 in r1c12,r4c1 => r2c1<>3
  23. XY-Chain: 8 8- r3c6 -3- r3c8 -6- r1c8 -3- r1c2 -5- r9c2 -8 => r3c2<>8
  24. Riga 9 / Colonna 2 → 8 (Hidden Single)
  25. Riga 9 / Colonna 1 → 5 (Full House)
  26. Riga 2 / Colonna 1 → 8 (Hidden Single)
  27. Riga 1 / Colonna 2 → 5 (Hidden Single)
  28. Riga 7 / Colonna 1 → 4 (Hidden Single)
  29. Riga 7 / Colonna 3 → 3 (Naked Single)
  30. Riga 8 / Colonna 1 → 9 (Full House)
  31. Riga 8 / Colonna 4 → 3 (Full House)
  32. Locked Candidates Type 2 (Claiming): 3 in r2 => r3c56<>3
  33. Riga 3 / Colonna 6 → 8 (Naked Single)
  34. Riga 6 / Colonna 4 → 8 (Hidden Single)
  35. Riga 4 / Colonna 8 → 8 (Hidden Single)
  36. Riga 4 / Colonna 3 → 5 (Hidden Single)
  37. XY-Wing: 4/6/9 in r5c2,r6c39 => r6c2<>9
  38. Riga 5 / Colonna 2 → 9 (Hidden Single)
  39. Riga 5 / Colonna 8 → 4 (Hidden Single)
  40. Riga 6 / Colonna 8 → 5 (Naked Single)
  41. Bivalue Universal Grave + 1 => r2c5<>3, r2c5<>4
  42. Riga 2 / Colonna 5 → 9 (Naked Single)
  43. Riga 2 / Colonna 4 → 6 (Naked Single)
  44. Riga 2 / Colonna 6 → 3 (Naked Single)
  45. Riga 2 / Colonna 3 → 4 (Full House)
  46. Riga 4 / Colonna 6 → 9 (Full House)
  47. Riga 6 / Colonna 3 → 6 (Full House)
  48. Riga 6 / Colonna 5 → 3 (Naked Single)
  49. Riga 7 / Colonna 5 → 1 (Naked Single)
  50. Riga 7 / Colonna 4 → 9 (Full House)
  51. Riga 3 / Colonna 4 → 5 (Naked Single)
  52. Riga 3 / Colonna 2 → 3 (Naked Single)
  53. Riga 6 / Colonna 2 → 4 (Full House)
  54. Riga 4 / Colonna 1 → 3 (Full House)
  55. Riga 4 / Colonna 9 → 6 (Full House)
  56. Riga 6 / Colonna 9 → 9 (Full House)
  57. Riga 1 / Colonna 1 → 6 (Full House)
  58. Riga 1 / Colonna 5 → 2 (Naked Single)
  59. Riga 3 / Colonna 5 → 4 (Naked Single)
  60. Riga 3 / Colonna 8 → 6 (Full House)
  61. Riga 1 / Colonna 8 → 3 (Full House)
  62. Riga 1 / Colonna 4 → 1 (Full House)
  63. Riga 5 / Colonna 4 → 2 (Full House)
  64. Riga 5 / Colonna 5 → 5 (Full House)
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