Soluzione per Sudoku diabolico #4223768514939

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

Questo puzzle di sudoku ha 56 passaggi e viene risolto utilizzando tecniche di Hidden Single, Full House, Locked Candidates Type 1 (Pointing), Naked Triple, undefined, Naked Single.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 3 → 7 (Hidden Single)
  2. Riga 4 / Colonna 4 → 7 (Hidden Single)
  3. Riga 3 / Colonna 5 → 2 (Hidden Single)
  4. Riga 7 / Colonna 3 → 9 (Hidden Single)
  5. Riga 9 / Colonna 6 → 2 (Hidden Single)
  6. Riga 2 / Colonna 9 → 2 (Hidden Single)
  7. Riga 8 / Colonna 8 → 2 (Hidden Single)
  8. Riga 9 / Colonna 2 → 7 (Hidden Single)
  9. Riga 4 / Colonna 2 → 6 (Hidden Single)
  10. Riga 6 / Colonna 6 → 6 (Hidden Single)
  11. Riga 7 / Colonna 5 → 4 (Hidden Single)
  12. Riga 1 / Colonna 6 → 9 (Hidden Single)
  13. Riga 8 / Colonna 7 → 8 (Hidden Single)
  14. Riga 9 / Colonna 1 → 6 (Hidden Single)
  15. Riga 5 / Colonna 8 → 6 (Hidden Single)
  16. Riga 3 / Colonna 3 → 6 (Hidden Single)
  17. Riga 5 / Colonna 2 → 1 (Hidden Single)
  18. Riga 7 / Colonna 4 → 6 (Hidden Single)
  19. Riga 1 / Colonna 4 → 1 (Hidden Single)
  20. Riga 3 / Colonna 6 → 4 (Hidden Single)
  21. Riga 8 / Colonna 6 → 1 (Hidden Single)
  22. Riga 7 / Colonna 6 → 3 (Full House)
  23. Riga 9 / Colonna 4 → 5 (Full House)
  24. Riga 9 / Colonna 7 → 3 (Full House)
  25. Locked Candidates Type 1 (Pointing): 9 in b4 => r3c1<>9
  26. Naked Triple: 1,3,5 in r4c79,r6c8 => r5c9<>3
  27. W-Wing: 1/5 in r4c7,r7c8 connected by 5 in r47c9 => r6c8,r7c7<>1
  28. Riga 6 / Colonna 8 → 3 (Naked Single)
  29. Riga 1 / Colonna 8 → 8 (Naked Single)
  30. Riga 4 / Colonna 9 → 5 (Naked Single)
  31. Riga 6 / Colonna 1 → 9 (Naked Single)
  32. Riga 6 / Colonna 5 → 1 (Full House)
  33. Riga 2 / Colonna 8 → 5 (Naked Single)
  34. Riga 7 / Colonna 8 → 1 (Full House)
  35. Riga 4 / Colonna 7 → 1 (Naked Single)
  36. Riga 4 / Colonna 5 → 3 (Full House)
  37. Riga 5 / Colonna 5 → 9 (Full House)
  38. Riga 7 / Colonna 9 → 7 (Naked Single)
  39. Riga 7 / Colonna 7 → 5 (Full House)
  40. Riga 3 / Colonna 7 → 9 (Naked Single)
  41. Riga 5 / Colonna 9 → 4 (Naked Single)
  42. Riga 1 / Colonna 9 → 3 (Full House)
  43. Riga 2 / Colonna 7 → 4 (Full House)
  44. Riga 5 / Colonna 7 → 7 (Full House)
  45. Riga 1 / Colonna 3 → 4 (Full House)
  46. Riga 3 / Colonna 2 → 3 (Naked Single)
  47. Riga 2 / Colonna 2 → 9 (Naked Single)
  48. Riga 8 / Colonna 2 → 4 (Full House)
  49. Riga 2 / Colonna 3 → 8 (Naked Single)
  50. Riga 2 / Colonna 4 → 3 (Full House)
  51. Riga 3 / Colonna 4 → 8 (Full House)
  52. Riga 3 / Colonna 1 → 5 (Full House)
  53. Riga 5 / Colonna 3 → 3 (Naked Single)
  54. Riga 5 / Colonna 1 → 8 (Full House)
  55. Riga 8 / Colonna 1 → 3 (Full House)
  56. Riga 8 / Colonna 3 → 5 (Full House)
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