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

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

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

Passaggi della soluzione:

  1. Riga 4 / Colonna 3 → 1 (Naked Single)
  2. Riga 1 / Colonna 3 → 2 (Hidden Single)
  3. Riga 6 / Colonna 3 → 9 (Hidden Single)
  4. Riga 7 / Colonna 4 → 9 (Hidden Single)
  5. Riga 9 / Colonna 9 → 9 (Hidden Single)
  6. Riga 7 / Colonna 6 → 2 (Hidden Single)
  7. Riga 2 / Colonna 4 → 2 (Hidden Single)
  8. Riga 9 / Colonna 8 → 5 (Hidden Single)
  9. Riga 3 / Colonna 8 → 2 (Hidden Single)
  10. Riga 1 / Colonna 4 → 3 (Hidden Single)
  11. Riga 3 / Colonna 1 → 9 (Hidden Single)
  12. Riga 2 / Colonna 8 → 9 (Hidden Single)
  13. Locked Candidates Type 1 (Pointing): 8 in b1 => r9c1<>8
  14. Locked Candidates Type 1 (Pointing): 4 in b2 => r2c7<>4
  15. Riga 6 / Colonna 7 → 4 (Hidden Single)
  16. Riga 4 / Colonna 8 → 8 (Naked Single)
  17. Riga 1 / Colonna 8 → 4 (Naked Single)
  18. Riga 1 / Colonna 9 → 8 (Hidden Single)
  19. Riga 2 / Colonna 1 → 8 (Hidden Single)
  20. Riga 2 / Colonna 5 → 4 (Naked Single)
  21. Riga 2 / Colonna 6 → 5 (Naked Single)
  22. Riga 2 / Colonna 7 → 1 (Naked Single)
  23. Riga 2 / Colonna 2 → 3 (Full House)
  24. Riga 3 / Colonna 7 → 5 (Full House)
  25. Riga 3 / Colonna 2 → 1 (Naked Single)
  26. Riga 9 / Colonna 1 → 1 (Hidden Single)
  27. Skyscraper: 4 in r4c4,r9c6 (connected by r49c2) => r5c6,r8c4<>4
  28. Riga 8 / Colonna 4 → 8 (Naked Single)
  29. Riga 8 / Colonna 3 → 7 (Naked Single)
  30. Riga 5 / Colonna 3 → 3 (Naked Single)
  31. Riga 9 / Colonna 3 → 8 (Full House)
  32. Riga 8 / Colonna 8 → 6 (Naked Single)
  33. Riga 8 / Colonna 9 → 4 (Full House)
  34. Riga 9 / Colonna 2 → 4 (Naked Single)
  35. Riga 7 / Colonna 1 → 3 (Full House)
  36. Riga 5 / Colonna 8 → 1 (Naked Single)
  37. Riga 7 / Colonna 9 → 1 (Naked Single)
  38. Riga 7 / Colonna 5 → 7 (Full House)
  39. Riga 7 / Colonna 8 → 7 (Full House)
  40. Riga 4 / Colonna 2 → 5 (Naked Single)
  41. Riga 1 / Colonna 2 → 7 (Full House)
  42. Riga 4 / Colonna 4 → 4 (Full House)
  43. Riga 1 / Colonna 1 → 5 (Full House)
  44. Riga 9 / Colonna 6 → 7 (Naked Single)
  45. Riga 6 / Colonna 8 → 3 (Naked Single)
  46. Riga 9 / Colonna 5 → 3 (Naked Single)
  47. Riga 6 / Colonna 1 → 7 (Naked Single)
  48. Riga 5 / Colonna 1 → 4 (Full House)
  49. Riga 5 / Colonna 4 → 5 (Naked Single)
  50. Riga 5 / Colonna 6 → 6 (Full House)
  51. Riga 5 / Colonna 9 → 6 (Full House)
  52. Riga 6 / Colonna 4 → 1 (Full House)
  53. Riga 6 / Colonna 5 → 8 (Full House)
  54. Riga 6 / Colonna 6 → 8 (Full House)
  55. Riga 3 / Colonna 5 → 6 (Full House)
  56. Riga 3 / Colonna 6 → 8 (Full House)
  57. Riga 6 / Colonna 9 → 5 (Naked Single)
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