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

Questo puzzle di sudoku ha 68 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Pair, Locked Candidates Type 1 (Pointing), Naked Single, Naked Pair, Skyscraper, Full House.

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

Passaggi della soluzione:

  1. Riga 5 / Colonna 4 → 2 (Hidden Single)
  2. Riga 9 / Colonna 5 → 8 (Hidden Single)
  3. Riga 9 / Colonna 7 → 2 (Hidden Single)
  4. Riga 6 / Colonna 4 → 4 (Hidden Single)
  5. Riga 7 / Colonna 7 → 9 (Hidden Single)
  6. Riga 6 / Colonna 6 → 7 (Hidden Single)
  7. Locked Pair: 3,4 in r1c78 => r1c23,r3c9<>4, r1c36,r2c79,r3c9<>3
  8. Locked Candidates Type 1 (Pointing): 6 in b3 => r6c9<>6
  9. Locked Candidates Type 1 (Pointing): 3 in b5 => r3c5<>3
  10. Locked Pair: 5,6 in r3c45 => r2c46,r3c26<>5, r2c46,r3c69<>6
  11. Riga 2 / Colonna 4 → 9 (Naked Single)
  12. Riga 2 / Colonna 2 → 5 (Hidden Single)
  13. Riga 2 / Colonna 9 → 6 (Hidden Single)
  14. Riga 3 / Colonna 2 → 7 (Hidden Single)
  15. Riga 3 / Colonna 9 → 1 (Naked Single)
  16. Riga 2 / Colonna 7 → 7 (Naked Single)
  17. Riga 9 / Colonna 9 → 4 (Naked Single)
  18. Riga 5 / Colonna 8 → 7 (Hidden Single)
  19. Locked Candidates Type 1 (Pointing): 8 in b6 => r6c12<>8
  20. Locked Candidates Type 1 (Pointing): 9 in b8 => r4c6<>9
  21. Locked Candidates Type 1 (Pointing): 1 in b9 => r46c8<>1
  22. Locked Candidates Type 1 (Pointing): 5 in b9 => r46c8<>5
  23. Naked Pair: 3,4 in r15c7 => r4c7<>4, r6c7<>3
  24. Skyscraper: 6 in r4c6,r5c3 (connected by r9c36) => r5c5<>6
  25. Riga 5 / Colonna 5 → 3 (Naked Single)
  26. Riga 5 / Colonna 7 → 4 (Naked Single)
  27. Riga 1 / Colonna 7 → 3 (Naked Single)
  28. Riga 1 / Colonna 8 → 4 (Full House)
  29. Riga 4 / Colonna 8 → 6 (Naked Single)
  30. Riga 4 / Colonna 6 → 5 (Naked Single)
  31. Riga 4 / Colonna 5 → 9 (Naked Single)
  32. Riga 6 / Colonna 5 → 6 (Full House)
  33. Riga 3 / Colonna 5 → 5 (Full House)
  34. Riga 4 / Colonna 7 → 1 (Naked Single)
  35. Riga 4 / Colonna 1 → 4 (Full House)
  36. Riga 6 / Colonna 7 → 5 (Full House)
  37. Riga 8 / Colonna 6 → 9 (Naked Single)
  38. Riga 3 / Colonna 4 → 6 (Naked Single)
  39. Riga 9 / Colonna 6 → 6 (Naked Single)
  40. Riga 7 / Colonna 4 → 7 (Naked Single)
  41. Riga 8 / Colonna 4 → 5 (Full House)
  42. Riga 8 / Colonna 2 → 4 (Hidden Single)
  43. Riga 9 / Colonna 8 → 5 (Hidden Single)
  44. Riga 3 / Colonna 3 → 4 (Hidden Single)
  45. Riga 6 / Colonna 1 → 9 (Hidden Single)
  46. Riga 6 / Colonna 2 → 1 (Naked Single)
  47. Riga 9 / Colonna 2 → 9 (Naked Single)
  48. Riga 9 / Colonna 3 → 1 (Full House)
  49. Riga 7 / Colonna 2 → 6 (Hidden Single)
  50. Riga 5 / Colonna 2 → 8 (Naked Single)
  51. Riga 1 / Colonna 2 → 2 (Full House)
  52. Riga 5 / Colonna 3 → 6 (Full House)
  53. Riga 1 / Colonna 6 → 8 (Naked Single)
  54. Riga 1 / Colonna 3 → 9 (Full House)
  55. Riga 3 / Colonna 1 → 3 (Naked Single)
  56. Riga 3 / Colonna 6 → 2 (Full House)
  57. Riga 2 / Colonna 6 → 3 (Full House)
  58. Riga 2 / Colonna 3 → 8 (Naked Single)
  59. Riga 2 / Colonna 1 → 1 (Full House)
  60. Riga 8 / Colonna 3 → 3 (Full House)
  61. Riga 7 / Colonna 1 → 8 (Naked Single)
  62. Riga 8 / Colonna 1 → 2 (Full House)
  63. Riga 8 / Colonna 8 → 8 (Naked Single)
  64. Riga 8 / Colonna 9 → 7 (Full House)
  65. Riga 7 / Colonna 9 → 3 (Naked Single)
  66. Riga 6 / Colonna 9 → 8 (Full House)
  67. Riga 6 / Colonna 8 → 3 (Full House)
  68. Riga 7 / Colonna 8 → 1 (Full House)
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