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

Questo puzzle di sudoku ha 52 passaggi e viene risolto utilizzando tecniche di Locked Candidates Type 1 (Pointing), Hidden Pair, Hidden Triple, Hidden Single, Naked Single, Full House.

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

Passaggi della soluzione:

  1. Locked Candidates Type 1 (Pointing): 6 in b4 => r23c2<>6
  2. Hidden Pair: 2,6 in r23c3 => r23c3<>1, r2c3<>7, r3c3<>3, r3c3<>5, r3c3<>8
  3. Hidden Triple: 2,5,9 in r479c7 => r4c7<>6, r47c7<>8, r79c7<>1, r79c7<>7
  4. Riga 4 / Colonna 8 → 8 (Hidden Single)
  5. Riga 4 / Colonna 2 → 6 (Hidden Single)
  6. Riga 5 / Colonna 2 → 7 (Naked Single)
  7. Riga 5 / Colonna 9 → 6 (Full House)
  8. Riga 2 / Colonna 2 → 1 (Naked Single)
  9. Riga 2 / Colonna 5 → 2 (Naked Single)
  10. Riga 2 / Colonna 3 → 6 (Naked Single)
  11. Riga 2 / Colonna 7 → 7 (Full House)
  12. Riga 6 / Colonna 5 → 3 (Naked Single)
  13. Riga 3 / Colonna 3 → 2 (Naked Single)
  14. Riga 4 / Colonna 5 → 4 (Naked Single)
  15. Riga 4 / Colonna 6 → 2 (Full House)
  16. Riga 9 / Colonna 5 → 1 (Full House)
  17. Riga 6 / Colonna 2 → 5 (Naked Single)
  18. Riga 4 / Colonna 7 → 5 (Naked Single)
  19. Riga 4 / Colonna 1 → 3 (Full House)
  20. Riga 6 / Colonna 3 → 1 (Full House)
  21. Riga 6 / Colonna 9 → 7 (Naked Single)
  22. Riga 6 / Colonna 8 → 2 (Full House)
  23. Riga 3 / Colonna 6 → 1 (Hidden Single)
  24. Riga 7 / Colonna 4 → 2 (Hidden Single)
  25. Riga 7 / Colonna 7 → 9 (Naked Single)
  26. Riga 9 / Colonna 7 → 2 (Naked Single)
  27. Riga 7 / Colonna 8 → 1 (Hidden Single)
  28. Riga 1 / Colonna 7 → 1 (Hidden Single)
  29. Riga 3 / Colonna 1 → 9 (Hidden Single)
  30. Riga 9 / Colonna 2 → 9 (Hidden Single)
  31. Riga 3 / Colonna 4 → 5 (Hidden Single)
  32. Riga 1 / Colonna 4 → 4 (Full House)
  33. Riga 1 / Colonna 8 → 3 (Naked Single)
  34. Riga 1 / Colonna 2 → 8 (Naked Single)
  35. Riga 3 / Colonna 9 → 8 (Naked Single)
  36. Riga 9 / Colonna 8 → 7 (Naked Single)
  37. Riga 3 / Colonna 2 → 3 (Naked Single)
  38. Riga 7 / Colonna 2 → 4 (Full House)
  39. Riga 3 / Colonna 7 → 6 (Naked Single)
  40. Riga 3 / Colonna 8 → 4 (Full House)
  41. Riga 8 / Colonna 8 → 6 (Full House)
  42. Riga 8 / Colonna 7 → 8 (Full House)
  43. Riga 8 / Colonna 3 → 7 (Full House)
  44. Riga 9 / Colonna 6 → 4 (Naked Single)
  45. Riga 7 / Colonna 6 → 7 (Full House)
  46. Riga 1 / Colonna 3 → 5 (Naked Single)
  47. Riga 1 / Colonna 1 → 7 (Full House)
  48. Riga 7 / Colonna 1 → 5 (Full House)
  49. Riga 9 / Colonna 3 → 3 (Naked Single)
  50. Riga 7 / Colonna 3 → 8 (Full House)
  51. Riga 7 / Colonna 9 → 3 (Full House)
  52. Riga 9 / Colonna 9 → 5 (Full House)
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