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

Questo puzzle di sudoku ha 66 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Single, Full House, Uniqueness Test 1, Hidden Rectangle, Finned Swordfish.

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 8 → 4 (Hidden Single)
  2. Riga 9 / Colonna 3 → 1 (Hidden Single)
  3. Riga 7 / Colonna 7 → 2 (Hidden Single)
  4. Riga 2 / Colonna 8 → 2 (Hidden Single)
  5. Riga 4 / Colonna 8 → 1 (Hidden Single)
  6. Locked Candidates Type 1 (Pointing): 2 in b1 => r56c3<>2
  7. Locked Candidates Type 1 (Pointing): 6 in b1 => r1c79<>6
  8. Locked Candidates Type 1 (Pointing): 7 in b3 => r89c7<>7
  9. Locked Candidates Type 1 (Pointing): 6 in b6 => r5c1356<>6
  10. Locked Candidates Type 1 (Pointing): 9 in b6 => r5c12356<>9
  11. Locked Candidates Type 2 (Claiming): 6 in c8 => r89c7,r9c9<>6
  12. Riga 8 / Colonna 7 → 8 (Naked Single)
  13. Riga 9 / Colonna 7 → 4 (Naked Single)
  14. Riga 1 / Colonna 9 → 8 (Hidden Single)
  15. Riga 9 / Colonna 4 → 8 (Hidden Single)
  16. Riga 7 / Colonna 1 → 4 (Hidden Single)
  17. Riga 3 / Colonna 1 → 9 (Naked Single)
  18. Riga 3 / Colonna 3 → 2 (Naked Single)
  19. Riga 3 / Colonna 9 → 4 (Naked Single)
  20. Riga 2 / Colonna 2 → 4 (Hidden Single)
  21. Riga 1 / Colonna 6 → 4 (Hidden Single)
  22. Riga 7 / Colonna 3 → 8 (Hidden Single)
  23. Riga 4 / Colonna 1 → 8 (Hidden Single)
  24. Riga 6 / Colonna 6 → 8 (Hidden Single)
  25. Riga 1 / Colonna 1 → 6 (Hidden Single)
  26. Riga 1 / Colonna 3 → 3 (Full House)
  27. Riga 5 / Colonna 3 → 5 (Naked Single)
  28. Riga 8 / Colonna 3 → 9 (Naked Single)
  29. Riga 6 / Colonna 3 → 6 (Full House)
  30. Riga 9 / Colonna 5 → 9 (Hidden Single)
  31. Riga 9 / Colonna 8 → 6 (Hidden Single)
  32. Riga 8 / Colonna 8 → 7 (Full House)
  33. Riga 4 / Colonna 5 → 6 (Hidden Single)
  34. Riga 8 / Colonna 6 → 6 (Hidden Single)
  35. Uniqueness Test 1: 6/9 in r2c79,r5c79 => r2c7<>6, r2c7<>9
  36. Riga 2 / Colonna 7 → 1 (Naked Single)
  37. Riga 3 / Colonna 7 → 7 (Naked Single)
  38. Riga 1 / Colonna 7 → 9 (Naked Single)
  39. Riga 2 / Colonna 9 → 6 (Full House)
  40. Riga 5 / Colonna 7 → 6 (Full House)
  41. Riga 5 / Colonna 9 → 9 (Full House)
  42. Hidden Rectangle: 2/3 in r5c25,r6c25 => r5c2<>3
  43. Finned Swordfish: 3 r268 c246 fr6c5 => r5c6<>3
  44. Riga 5 / Colonna 6 → 1 (Naked Single)
  45. Riga 3 / Colonna 6 → 5 (Naked Single)
  46. Riga 3 / Colonna 5 → 1 (Full House)
  47. Riga 4 / Colonna 6 → 9 (Naked Single)
  48. Riga 2 / Colonna 6 → 3 (Full House)
  49. Riga 2 / Colonna 4 → 9 (Full House)
  50. Riga 4 / Colonna 2 → 7 (Naked Single)
  51. Riga 4 / Colonna 4 → 5 (Full House)
  52. Riga 5 / Colonna 1 → 3 (Naked Single)
  53. Riga 9 / Colonna 1 → 7 (Full House)
  54. Riga 5 / Colonna 2 → 2 (Naked Single)
  55. Riga 5 / Colonna 5 → 7 (Full House)
  56. Riga 6 / Colonna 2 → 9 (Full House)
  57. Riga 8 / Colonna 4 → 3 (Naked Single)
  58. Riga 7 / Colonna 5 → 5 (Full House)
  59. Riga 8 / Colonna 2 → 5 (Full House)
  60. Riga 7 / Colonna 9 → 3 (Full House)
  61. Riga 9 / Colonna 2 → 3 (Full House)
  62. Riga 9 / Colonna 9 → 5 (Full House)
  63. Riga 1 / Colonna 5 → 2 (Naked Single)
  64. Riga 1 / Colonna 4 → 7 (Full House)
  65. Riga 6 / Colonna 4 → 2 (Full House)
  66. Riga 6 / Colonna 5 → 3 (Full House)
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