Soluzione per Sudoku diabolico #1321976485343

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

Questo puzzle di sudoku ha 60 passaggi e viene risolto utilizzando tecniche di Naked Single, Hidden Single, Full House, Locked Candidates Type 1 (Pointing), undefined, Naked Pair, Empty Rectangle.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 4 → 6 (Naked Single)
  2. Riga 3 / Colonna 4 → 8 (Naked Single)
  3. Riga 6 / Colonna 1 → 7 (Hidden Single)
  4. Riga 4 / Colonna 9 → 7 (Hidden Single)
  5. Riga 5 / Colonna 2 → 8 (Hidden Single)
  6. Riga 5 / Colonna 6 → 3 (Hidden Single)
  7. Riga 8 / Colonna 4 → 7 (Hidden Single)
  8. Riga 8 / Colonna 2 → 6 (Hidden Single)
  9. Riga 7 / Colonna 6 → 2 (Hidden Single)
  10. Riga 6 / Colonna 6 → 1 (Naked Single)
  11. Riga 2 / Colonna 6 → 4 (Naked Single)
  12. Riga 8 / Colonna 6 → 9 (Full House)
  13. Riga 6 / Colonna 5 → 6 (Naked Single)
  14. Riga 6 / Colonna 7 → 2 (Full House)
  15. Riga 1 / Colonna 3 → 6 (Hidden Single)
  16. Riga 5 / Colonna 7 → 6 (Hidden Single)
  17. Riga 7 / Colonna 3 → 7 (Hidden Single)
  18. Riga 4 / Colonna 5 → 9 (Hidden Single)
  19. Riga 9 / Colonna 8 → 7 (Hidden Single)
  20. Riga 3 / Colonna 3 → 4 (Hidden Single)
  21. Riga 9 / Colonna 7 → 8 (Hidden Single)
  22. Riga 1 / Colonna 8 → 8 (Hidden Single)
  23. Riga 2 / Colonna 8 → 2 (Hidden Single)
  24. Locked Candidates Type 1 (Pointing): 9 in b7 => r9c9<>9
  25. X-Wing: 1 r38 c17 => r1c17,r59c1<>1
  26. Riga 5 / Colonna 3 → 1 (Hidden Single)
  27. X-Wing: 3 r38 c18 => r1c1<>3
  28. Naked Pair: 2,5 in r15c1 => r89c1<>5, r9c1<>2
  29. Riga 9 / Colonna 1 → 9 (Naked Single)
  30. Riga 2 / Colonna 3 → 9 (Hidden Single)
  31. Empty Rectangle: 5 in b7 (r2c29) => r9c9<>5
  32. XY-Wing: 3/4/1 in r8c18,r9c9 => r8c7,r9c2<>1
  33. Riga 8 / Colonna 1 → 1 (Hidden Single)
  34. Riga 3 / Colonna 1 → 3 (Naked Single)
  35. Riga 3 / Colonna 8 → 9 (Naked Single)
  36. Riga 3 / Colonna 7 → 1 (Full House)
  37. Riga 5 / Colonna 8 → 4 (Naked Single)
  38. Riga 5 / Colonna 9 → 9 (Full House)
  39. Riga 8 / Colonna 8 → 3 (Full House)
  40. Riga 7 / Colonna 9 → 5 (Naked Single)
  41. Riga 2 / Colonna 9 → 3 (Naked Single)
  42. Riga 7 / Colonna 2 → 3 (Naked Single)
  43. Riga 7 / Colonna 7 → 9 (Full House)
  44. Riga 8 / Colonna 7 → 4 (Naked Single)
  45. Riga 1 / Colonna 7 → 5 (Full House)
  46. Riga 1 / Colonna 9 → 4 (Full House)
  47. Riga 8 / Colonna 5 → 5 (Full House)
  48. Riga 9 / Colonna 9 → 1 (Full House)
  49. Riga 9 / Colonna 5 → 4 (Full House)
  50. Riga 2 / Colonna 5 → 1 (Naked Single)
  51. Riga 1 / Colonna 5 → 3 (Full House)
  52. Riga 2 / Colonna 2 → 5 (Full House)
  53. Riga 1 / Colonna 1 → 2 (Naked Single)
  54. Riga 1 / Colonna 2 → 1 (Full House)
  55. Riga 9 / Colonna 2 → 2 (Full House)
  56. Riga 5 / Colonna 1 → 5 (Full House)
  57. Riga 9 / Colonna 3 → 5 (Full House)
  58. Riga 4 / Colonna 3 → 2 (Full House)
  59. Riga 5 / Colonna 4 → 2 (Full House)
  60. Riga 4 / Colonna 4 → 5 (Full House)
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