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

Questo puzzle di sudoku ha 55 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Triple, Naked Single, Full House, Locked Pair, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Hidden Pair.

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

Passaggi della soluzione:

  1. Riga 7 / Colonna 5 → 9 (Hidden Single)
  2. Locked Triple: 1,2,5 in r789c3 => r16c3,r7c12,r8c12<>1, r1c3,r78c1<>5, r8c1<>2
  3. Riga 1 / Colonna 1 → 5 (Hidden Single)
  4. Riga 7 / Colonna 3 → 5 (Hidden Single)
  5. Riga 1 / Colonna 2 → 6 (Hidden Single)
  6. Riga 7 / Colonna 2 → 3 (Naked Single)
  7. Riga 7 / Colonna 1 → 6 (Naked Single)
  8. Riga 7 / Colonna 4 → 1 (Full House)
  9. Locked Pair: 4,5 in r89c5 => r1c5,r89c4<>4
  10. Riga 9 / Colonna 5 → 4 (Hidden Single)
  11. Riga 8 / Colonna 5 → 5 (Naked Single)
  12. Riga 9 / Colonna 9 → 5 (Hidden Single)
  13. Locked Candidates Type 1 (Pointing): 8 in b2 => r1c7<>8
  14. Locked Candidates Type 1 (Pointing): 8 in b7 => r8c89<>8
  15. Locked Candidates Type 2 (Claiming): 9 in c7 => r2c8<>9
  16. Locked Candidates Type 2 (Claiming): 8 in c9 => r5c8<>8
  17. Hidden Pair: 2,3 in r45c1 => r45c1<>1, r4c1<>4, r45c1<>7
  18. Riga 4 / Colonna 6 → 4 (Hidden Single)
  19. Riga 1 / Colonna 4 → 4 (Hidden Single)
  20. Riga 5 / Colonna 5 → 1 (Hidden Single)
  21. Riga 1 / Colonna 5 → 8 (Full House)
  22. Riga 5 / Colonna 2 → 9 (Naked Single)
  23. Riga 6 / Colonna 3 → 7 (Naked Single)
  24. Riga 1 / Colonna 3 → 9 (Naked Single)
  25. Riga 6 / Colonna 4 → 8 (Naked Single)
  26. Riga 5 / Colonna 4 → 7 (Full House)
  27. Riga 1 / Colonna 6 → 1 (Naked Single)
  28. Riga 1 / Colonna 7 → 7 (Full House)
  29. Riga 3 / Colonna 6 → 9 (Full House)
  30. Riga 5 / Colonna 8 → 3 (Naked Single)
  31. Riga 4 / Colonna 7 → 1 (Naked Single)
  32. Riga 5 / Colonna 1 → 2 (Naked Single)
  33. Riga 5 / Colonna 9 → 8 (Full House)
  34. Riga 3 / Colonna 7 → 8 (Naked Single)
  35. Riga 3 / Colonna 1 → 1 (Full House)
  36. Riga 4 / Colonna 8 → 7 (Naked Single)
  37. Riga 4 / Colonna 9 → 2 (Naked Single)
  38. Riga 6 / Colonna 9 → 9 (Full House)
  39. Riga 4 / Colonna 1 → 3 (Full House)
  40. Riga 8 / Colonna 9 → 1 (Full House)
  41. Riga 2 / Colonna 7 → 9 (Naked Single)
  42. Riga 2 / Colonna 8 → 1 (Full House)
  43. Riga 9 / Colonna 7 → 3 (Full House)
  44. Riga 2 / Colonna 2 → 8 (Naked Single)
  45. Riga 2 / Colonna 1 → 7 (Full House)
  46. Riga 6 / Colonna 1 → 4 (Naked Single)
  47. Riga 6 / Colonna 2 → 1 (Full House)
  48. Riga 8 / Colonna 2 → 4 (Full House)
  49. Riga 8 / Colonna 1 → 8 (Full House)
  50. Riga 8 / Colonna 3 → 2 (Naked Single)
  51. Riga 9 / Colonna 3 → 1 (Full House)
  52. Riga 8 / Colonna 8 → 9 (Naked Single)
  53. Riga 9 / Colonna 8 → 8 (Full House)
  54. Riga 9 / Colonna 4 → 2 (Full House)
  55. Riga 8 / Colonna 4 → 3 (Full House)
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