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

Questo puzzle di sudoku ha 61 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Pair, Naked Single, Naked Pair, Locked Candidates Type 1 (Pointing), undefined, Naked Triple, Swordfish, Full House.

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

Passaggi della soluzione:

  1. Riga 4 / Colonna 5 → 5 (Hidden Single)
  2. Riga 5 / Colonna 9 → 9 (Hidden Single)
  3. Riga 6 / Colonna 7 → 6 (Hidden Single)
  4. Riga 7 / Colonna 2 → 5 (Hidden Single)
  5. Riga 5 / Colonna 7 → 1 (Hidden Single)
  6. Locked Pair: 2,6 in r4c23 => r4c6,r5c3<>2
  7. Riga 5 / Colonna 3 → 8 (Naked Single)
  8. Riga 6 / Colonna 2 → 1 (Naked Single)
  9. Riga 6 / Colonna 4 → 8 (Hidden Single)
  10. Naked Pair: 4,6 in r27c1 => r18c1<>4
  11. Locked Candidates Type 1 (Pointing): 4 in b1 => r2c79<>4
  12. X-Wing: 6 c14 r27 => r2c36<>6
  13. Naked Triple: 2,5,7 in r2c679 => r2c34<>2, r2c4<>7
  14. X-Wing: 9 r28 c34 => r17c4,r9c3<>9
  15. Swordfish: 2 r258 c467 => r1c47,r3c6,r7c47<>2
  16. Riga 1 / Colonna 4 → 3 (Naked Single)
  17. Riga 1 / Colonna 7 → 4 (Naked Single)
  18. Riga 7 / Colonna 7 → 7 (Naked Single)
  19. Riga 7 / Colonna 4 → 6 (Naked Single)
  20. Riga 2 / Colonna 4 → 9 (Naked Single)
  21. Riga 7 / Colonna 1 → 4 (Naked Single)
  22. Riga 2 / Colonna 3 → 4 (Naked Single)
  23. Riga 8 / Colonna 4 → 2 (Naked Single)
  24. Riga 5 / Colonna 4 → 7 (Full House)
  25. Riga 2 / Colonna 1 → 6 (Naked Single)
  26. Riga 7 / Colonna 5 → 9 (Naked Single)
  27. Riga 7 / Colonna 8 → 2 (Full House)
  28. Riga 8 / Colonna 7 → 5 (Naked Single)
  29. Riga 2 / Colonna 7 → 2 (Full House)
  30. Riga 5 / Colonna 1 → 3 (Naked Single)
  31. Riga 5 / Colonna 6 → 2 (Full House)
  32. Riga 6 / Colonna 5 → 4 (Naked Single)
  33. Riga 4 / Colonna 6 → 3 (Full House)
  34. Riga 1 / Colonna 8 → 8 (Naked Single)
  35. Riga 2 / Colonna 6 → 7 (Naked Single)
  36. Riga 2 / Colonna 9 → 5 (Full House)
  37. Riga 6 / Colonna 1 → 7 (Naked Single)
  38. Riga 6 / Colonna 8 → 3 (Full House)
  39. Riga 1 / Colonna 1 → 1 (Naked Single)
  40. Riga 8 / Colonna 1 → 8 (Full House)
  41. Riga 3 / Colonna 8 → 7 (Naked Single)
  42. Riga 3 / Colonna 9 → 3 (Full House)
  43. Riga 1 / Colonna 5 → 2 (Naked Single)
  44. Riga 1 / Colonna 2 → 9 (Full House)
  45. Riga 3 / Colonna 3 → 2 (Naked Single)
  46. Riga 3 / Colonna 2 → 8 (Full House)
  47. Riga 8 / Colonna 9 → 4 (Naked Single)
  48. Riga 4 / Colonna 8 → 4 (Naked Single)
  49. Riga 4 / Colonna 9 → 7 (Full House)
  50. Riga 9 / Colonna 8 → 9 (Full House)
  51. Riga 9 / Colonna 9 → 8 (Full House)
  52. Riga 3 / Colonna 5 → 1 (Naked Single)
  53. Riga 3 / Colonna 6 → 6 (Full House)
  54. Riga 9 / Colonna 5 → 7 (Full House)
  55. Riga 9 / Colonna 2 → 6 (Naked Single)
  56. Riga 4 / Colonna 2 → 2 (Full House)
  57. Riga 4 / Colonna 3 → 6 (Full House)
  58. Riga 8 / Colonna 6 → 1 (Naked Single)
  59. Riga 8 / Colonna 3 → 9 (Full House)
  60. Riga 9 / Colonna 3 → 1 (Full House)
  61. Riga 9 / Colonna 6 → 4 (Full House)
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