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

Questo puzzle di sudoku ha 57 passaggi e viene risolto utilizzando tecniche di Naked Single, Hidden Single, Locked Pair, Full House, Locked Candidates Type 1 (Pointing), Naked Triple, Naked Pair.

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

Passaggi della soluzione:

  1. Riga 1 / Colonna 2 → 4 (Naked Single)
  2. Riga 1 / Colonna 9 → 8 (Hidden Single)
  3. Riga 6 / Colonna 8 → 8 (Hidden Single)
  4. Riga 4 / Colonna 9 → 4 (Hidden Single)
  5. Riga 8 / Colonna 2 → 8 (Hidden Single)
  6. Riga 7 / Colonna 8 → 1 (Hidden Single)
  7. Riga 4 / Colonna 7 → 3 (Hidden Single)
  8. Riga 8 / Colonna 1 → 1 (Hidden Single)
  9. Riga 5 / Colonna 2 → 1 (Hidden Single)
  10. Locked Pair: 5,9 in r1c13 => r1c4,r2c1<>9, r1c7,r3c1<>5
  11. Riga 3 / Colonna 9 → 5 (Hidden Single)
  12. Riga 3 / Colonna 1 → 3 (Hidden Single)
  13. Riga 1 / Colonna 7 → 7 (Hidden Single)
  14. Riga 1 / Colonna 4 → 1 (Naked Single)
  15. Riga 3 / Colonna 2 → 2 (Hidden Single)
  16. Riga 4 / Colonna 2 → 6 (Full House)
  17. Riga 2 / Colonna 1 → 6 (Naked Single)
  18. Riga 2 / Colonna 7 → 1 (Hidden Single)
  19. Riga 4 / Colonna 6 → 1 (Hidden Single)
  20. Locked Candidates Type 1 (Pointing): 6 in b5 => r6c7<>6
  21. Locked Candidates Type 1 (Pointing): 7 in b6 => r5c13<>7
  22. Naked Triple: 2,5,9 in r45c3,r5c1 => r6c13<>2, r6c13<>5
  23. Naked Pair: 4,7 in r67c1 => r9c1<>4, r9c1<>7
  24. Riga 9 / Colonna 1 → 2 (Naked Single)
  25. Riga 9 / Colonna 7 → 6 (Naked Single)
  26. Riga 8 / Colonna 9 → 2 (Hidden Single)
  27. Riga 2 / Colonna 9 → 3 (Naked Single)
  28. Riga 2 / Colonna 8 → 2 (Full House)
  29. Riga 7 / Colonna 9 → 7 (Naked Single)
  30. Riga 5 / Colonna 8 → 7 (Naked Single)
  31. Riga 9 / Colonna 8 → 3 (Full House)
  32. Riga 9 / Colonna 9 → 9 (Full House)
  33. Riga 5 / Colonna 9 → 6 (Full House)
  34. Riga 7 / Colonna 1 → 4 (Naked Single)
  35. Riga 6 / Colonna 1 → 7 (Naked Single)
  36. Riga 7 / Colonna 4 → 5 (Naked Single)
  37. Riga 7 / Colonna 6 → 3 (Full House)
  38. Riga 9 / Colonna 3 → 7 (Naked Single)
  39. Riga 8 / Colonna 3 → 3 (Full House)
  40. Riga 9 / Colonna 6 → 4 (Full House)
  41. Riga 6 / Colonna 3 → 4 (Naked Single)
  42. Riga 4 / Colonna 4 → 2 (Naked Single)
  43. Riga 4 / Colonna 3 → 5 (Full House)
  44. Riga 2 / Colonna 6 → 9 (Naked Single)
  45. Riga 2 / Colonna 4 → 4 (Full House)
  46. Riga 6 / Colonna 4 → 6 (Naked Single)
  47. Riga 6 / Colonna 6 → 5 (Full House)
  48. Riga 6 / Colonna 7 → 2 (Full House)
  49. Riga 5 / Colonna 7 → 5 (Full House)
  50. Riga 1 / Colonna 3 → 9 (Naked Single)
  51. Riga 1 / Colonna 1 → 5 (Full House)
  52. Riga 5 / Colonna 1 → 9 (Full House)
  53. Riga 5 / Colonna 3 → 2 (Full House)
  54. Riga 8 / Colonna 6 → 7 (Naked Single)
  55. Riga 3 / Colonna 6 → 6 (Full House)
  56. Riga 3 / Colonna 4 → 7 (Full House)
  57. Riga 8 / Colonna 4 → 9 (Full House)
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