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

Questo puzzle di sudoku ha 68 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Hidden Pair, Locked Triple, Naked Pair, Naked Single, Skyscraper, 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 3 → 6 (Hidden Single)
  2. Riga 3 / Colonna 7 → 1 (Hidden Single)
  3. Riga 7 / Colonna 1 → 7 (Hidden Single)
  4. Riga 1 / Colonna 7 → 8 (Hidden Single)
  5. Riga 3 / Colonna 3 → 8 (Hidden Single)
  6. Riga 5 / Colonna 7 → 4 (Hidden Single)
  7. Riga 3 / Colonna 8 → 2 (Hidden Single)
  8. Riga 1 / Colonna 8 → 6 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 1 in b5 => r79c5<>1
  10. Locked Candidates Type 1 (Pointing): 9 in b9 => r45c8<>9
  11. Hidden Pair: 1,2 in r2c13 => r2c1<>4, r2c13<>9, r2c3<>7
  12. Locked Candidates Type 1 (Pointing): 9 in b1 => r1c5<>9
  13. Hidden Pair: 5,7 in r6c29 => r6c29<>3, r6c9<>2
  14. Riga 5 / Colonna 9 → 2 (Hidden Single)
  15. Locked Candidates Type 1 (Pointing): 3 in b6 => r789c8<>3
  16. Locked Triple: 4,8,9 in r789c8 => r2c8,r79c9<>4
  17. Naked Pair: 3,9 in r5c4,r6c6 => r456c5,r6c4<>3, r456c5,r6c4<>9
  18. Riga 5 / Colonna 5 → 1 (Naked Single)
  19. Skyscraper: 7 in r1c3,r2c8 (connected by r5c38) => r1c9<>7
  20. Locked Candidates Type 1 (Pointing): 7 in b3 => r2c4<>7
  21. Riga 3 / Colonna 4 → 7 (Hidden Single)
  22. Riga 3 / Colonna 5 → 6 (Hidden Single)
  23. Riga 4 / Colonna 5 → 2 (Naked Single)
  24. Riga 6 / Colonna 5 → 8 (Naked Single)
  25. Riga 6 / Colonna 4 → 6 (Naked Single)
  26. Riga 6 / Colonna 7 → 9 (Naked Single)
  27. Riga 4 / Colonna 7 → 6 (Full House)
  28. Riga 6 / Colonna 6 → 3 (Naked Single)
  29. Riga 5 / Colonna 4 → 9 (Full House)
  30. Riga 3 / Colonna 6 → 4 (Naked Single)
  31. Riga 3 / Colonna 2 → 3 (Full House)
  32. Riga 6 / Colonna 1 → 2 (Naked Single)
  33. Riga 2 / Colonna 4 → 5 (Naked Single)
  34. Riga 2 / Colonna 1 → 1 (Naked Single)
  35. Riga 1 / Colonna 5 → 3 (Naked Single)
  36. Riga 2 / Colonna 5 → 9 (Full House)
  37. Riga 2 / Colonna 8 → 7 (Naked Single)
  38. Riga 2 / Colonna 3 → 2 (Naked Single)
  39. Riga 2 / Colonna 9 → 4 (Full House)
  40. Riga 1 / Colonna 9 → 5 (Full House)
  41. Riga 7 / Colonna 5 → 4 (Naked Single)
  42. Riga 9 / Colonna 5 → 5 (Full House)
  43. Riga 5 / Colonna 8 → 3 (Naked Single)
  44. Riga 5 / Colonna 3 → 7 (Full House)
  45. Riga 6 / Colonna 9 → 7 (Naked Single)
  46. Riga 4 / Colonna 8 → 5 (Full House)
  47. Riga 6 / Colonna 2 → 5 (Full House)
  48. Riga 1 / Colonna 3 → 9 (Naked Single)
  49. Riga 4 / Colonna 2 → 1 (Naked Single)
  50. Riga 1 / Colonna 1 → 4 (Naked Single)
  51. Riga 1 / Colonna 2 → 7 (Full House)
  52. Riga 8 / Colonna 2 → 4 (Full House)
  53. Riga 4 / Colonna 3 → 3 (Naked Single)
  54. Riga 4 / Colonna 1 → 9 (Full House)
  55. Riga 9 / Colonna 3 → 1 (Naked Single)
  56. Riga 8 / Colonna 3 → 5 (Full House)
  57. Riga 9 / Colonna 9 → 3 (Naked Single)
  58. Riga 7 / Colonna 9 → 1 (Full House)
  59. Riga 9 / Colonna 1 → 8 (Naked Single)
  60. Riga 8 / Colonna 1 → 3 (Full House)
  61. Riga 7 / Colonna 6 → 9 (Naked Single)
  62. Riga 8 / Colonna 6 → 1 (Full House)
  63. Riga 9 / Colonna 4 → 2 (Naked Single)
  64. Riga 9 / Colonna 8 → 4 (Full House)
  65. Riga 8 / Colonna 4 → 8 (Naked Single)
  66. Riga 7 / Colonna 4 → 3 (Full House)
  67. Riga 7 / Colonna 8 → 8 (Full House)
  68. Riga 8 / Colonna 8 → 9 (Full House)
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