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

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 7 / Colonna 4 → 7 (Naked Single)
  2. Riga 1 / Colonna 9 → 3 (Hidden Single)
  3. Riga 9 / Colonna 5 → 8 (Hidden Single)
  4. Riga 8 / Colonna 7 → 3 (Hidden Single)
  5. Riga 1 / Colonna 5 → 9 (Hidden Single)
  6. Riga 1 / Colonna 3 → 5 (Naked Single)
  7. Riga 1 / Colonna 1 → 4 (Naked Single)
  8. Riga 3 / Colonna 2 → 1 (Naked Single)
  9. Locked Candidates Type 1 (Pointing): 9 in b1 => r2c789<>9
  10. Locked Candidates Type 1 (Pointing): 6 in b2 => r4c4<>6
  11. Locked Candidates Type 1 (Pointing): 6 in b8 => r6c6<>6
  12. X-Wing: 2 r14 c48 => r3c8<>2
  13. W-Wing: 7/4 in r2c7,r5c6 connected by 4 in r2c4,r3c6 => r5c7<>7
  14. W-Wing: 4/2 in r3c6,r4c8 connected by 2 in r1c48 => r3c8<>4
  15. Riga 3 / Colonna 8 → 9 (Naked Single)
  16. Riga 5 / Colonna 7 → 9 (Hidden Single)
  17. Riga 9 / Colonna 7 → 4 (Naked Single)
  18. Riga 2 / Colonna 7 → 7 (Naked Single)
  19. Riga 8 / Colonna 2 → 4 (Hidden Single)
  20. Locked Candidates Type 2 (Claiming): 9 in r7 => r8c13,r9c1<>9
  21. XY-Wing: 7/8/3 in r48c3,r7c2 => r5c2,r7c3<>3
  22. Riga 7 / Colonna 2 → 3 (Hidden Single)
  23. Locked Candidates Type 2 (Claiming): 8 in c2 => r5c3,r6c1<>8
  24. Naked Triple: 4,5,8 in r5c248 => r5c6<>4
  25. Riga 5 / Colonna 6 → 7 (Naked Single)
  26. Riga 6 / Colonna 6 → 2 (Naked Single)
  27. Riga 3 / Colonna 6 → 4 (Naked Single)
  28. Riga 6 / Colonna 7 → 5 (Naked Single)
  29. Riga 3 / Colonna 7 → 2 (Full House)
  30. Riga 3 / Colonna 9 → 5 (Full House)
  31. Riga 2 / Colonna 4 → 6 (Naked Single)
  32. Riga 1 / Colonna 4 → 2 (Full House)
  33. Riga 1 / Colonna 8 → 6 (Full House)
  34. Riga 4 / Colonna 8 → 2 (Hidden Single)
  35. Uniqueness Test 2: 8/9 in r2c13,r7c13 => r7c8,r9c1<>1
  36. Riga 7 / Colonna 8 → 8 (Naked Single)
  37. Riga 5 / Colonna 8 → 4 (Naked Single)
  38. Riga 2 / Colonna 8 → 1 (Full House)
  39. Riga 2 / Colonna 9 → 4 (Full House)
  40. Riga 8 / Colonna 9 → 9 (Naked Single)
  41. Riga 9 / Colonna 9 → 1 (Full House)
  42. Riga 4 / Colonna 9 → 7 (Naked Single)
  43. Riga 6 / Colonna 9 → 8 (Full House)
  44. Riga 5 / Colonna 4 → 5 (Naked Single)
  45. Riga 4 / Colonna 4 → 4 (Full House)
  46. Riga 8 / Colonna 6 → 6 (Naked Single)
  47. Riga 9 / Colonna 6 → 9 (Full House)
  48. Riga 4 / Colonna 3 → 3 (Naked Single)
  49. Riga 6 / Colonna 2 → 6 (Naked Single)
  50. Riga 5 / Colonna 2 → 8 (Naked Single)
  51. Riga 9 / Colonna 2 → 5 (Full House)
  52. Riga 9 / Colonna 1 → 6 (Full House)
  53. Riga 4 / Colonna 5 → 6 (Naked Single)
  54. Riga 4 / Colonna 1 → 5 (Full House)
  55. Riga 5 / Colonna 3 → 1 (Naked Single)
  56. Riga 5 / Colonna 5 → 3 (Full House)
  57. Riga 6 / Colonna 5 → 1 (Full House)
  58. Riga 6 / Colonna 1 → 7 (Full House)
  59. Riga 7 / Colonna 3 → 9 (Naked Single)
  60. Riga 7 / Colonna 1 → 1 (Full House)
  61. Riga 8 / Colonna 1 → 8 (Naked Single)
  62. Riga 2 / Colonna 1 → 9 (Full House)
  63. Riga 2 / Colonna 3 → 8 (Full House)
  64. Riga 8 / Colonna 3 → 7 (Full House)
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