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

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

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 7 → 6 (Naked Single)
  2. Riga 5 / Colonna 9 → 4 (Hidden Single)
  3. Riga 3 / Colonna 8 → 2 (Hidden Single)
  4. Riga 1 / Colonna 1 → 2 (Hidden Single)
  5. Riga 5 / Colonna 1 → 7 (Hidden Single)
  6. Riga 7 / Colonna 1 → 1 (Naked Single)
  7. Riga 9 / Colonna 1 → 8 (Naked Single)
  8. Riga 8 / Colonna 3 → 5 (Naked Single)
  9. Locked Candidates Type 1 (Pointing): 9 in b4 => r6c4<>9
  10. Locked Candidates Type 1 (Pointing): 9 in b6 => r4c6<>9
  11. Locked Candidates Type 1 (Pointing): 7 in b7 => r123c2<>7
  12. X-Wing: 3 r34 c36 => r2c3<>3
  13. W-Wing: 8/7 in r2c3,r3c9 connected by 7 in r23c5 => r3c23<>8
  14. Riga 3 / Colonna 2 → 6 (Naked Single)
  15. W-Wing: 8/3 in r2c4,r4c3 connected by 3 in r3c36 => r2c3<>8
  16. Riga 2 / Colonna 3 → 7 (Naked Single)
  17. Riga 3 / Colonna 5 → 7 (Hidden Single)
  18. Riga 3 / Colonna 9 → 8 (Naked Single)
  19. Riga 8 / Colonna 8 → 8 (Hidden Single)
  20. Locked Candidates Type 2 (Claiming): 7 in c7 => r79c8,r9c9<>7
  21. XY-Wing: 4/6/2 in r7c48,r8c7 => r7c7,r8c5<>2
  22. Riga 8 / Colonna 7 → 2 (Hidden Single)
  23. Locked Candidates Type 2 (Claiming): 4 in r8 => r7c5,r9c6<>4
  24. Naked Triple: 1,4,8 in r268c5 => r4c5<>8
  25. Riga 4 / Colonna 5 → 6 (Naked Single)
  26. Riga 4 / Colonna 6 → 3 (Naked Single)
  27. Riga 3 / Colonna 6 → 1 (Naked Single)
  28. Riga 3 / Colonna 3 → 3 (Full House)
  29. Riga 4 / Colonna 3 → 8 (Naked Single)
  30. Riga 1 / Colonna 3 → 1 (Full House)
  31. Riga 2 / Colonna 1 → 9 (Naked Single)
  32. Riga 6 / Colonna 1 → 3 (Full House)
  33. Riga 6 / Colonna 2 → 9 (Full House)
  34. Riga 2 / Colonna 4 → 3 (Hidden Single)
  35. Uniqueness Test 2: 4/7 in r7c27,r9c27 => r2c7,r9c9<>5
  36. Riga 2 / Colonna 7 → 4 (Naked Single)
  37. Riga 1 / Colonna 8 → 7 (Naked Single)
  38. Riga 1 / Colonna 9 → 5 (Full House)
  39. Riga 2 / Colonna 5 → 8 (Naked Single)
  40. Riga 2 / Colonna 2 → 5 (Full House)
  41. Riga 1 / Colonna 2 → 8 (Full House)
  42. Riga 4 / Colonna 8 → 9 (Naked Single)
  43. Riga 4 / Colonna 9 → 7 (Full House)
  44. Riga 1 / Colonna 4 → 6 (Naked Single)
  45. Riga 1 / Colonna 6 → 4 (Full House)
  46. Riga 6 / Colonna 5 → 1 (Naked Single)
  47. Riga 6 / Colonna 4 → 8 (Full House)
  48. Riga 7 / Colonna 4 → 2 (Naked Single)
  49. Riga 8 / Colonna 6 → 9 (Naked Single)
  50. Riga 8 / Colonna 5 → 4 (Naked Single)
  51. Riga 8 / Colonna 9 → 1 (Full House)
  52. Riga 9 / Colonna 9 → 9 (Full House)
  53. Riga 5 / Colonna 4 → 9 (Naked Single)
  54. Riga 9 / Colonna 4 → 1 (Full House)
  55. Riga 7 / Colonna 5 → 5 (Naked Single)
  56. Riga 5 / Colonna 5 → 2 (Full House)
  57. Riga 5 / Colonna 6 → 5 (Full House)
  58. Riga 9 / Colonna 6 → 6 (Full House)
  59. Riga 7 / Colonna 7 → 7 (Naked Single)
  60. Riga 9 / Colonna 7 → 5 (Full House)
  61. Riga 9 / Colonna 8 → 4 (Naked Single)
  62. Riga 7 / Colonna 8 → 6 (Full House)
  63. Riga 7 / Colonna 2 → 4 (Full House)
  64. Riga 9 / Colonna 2 → 7 (Full House)
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