Soluzione per Sudoku diabolico #2221586974343

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

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 6 / Colonna 7 → 7 (Naked Single)
  2. Riga 6 / Colonna 8 → 6 (Naked Single)
  3. Riga 1 / Colonna 6 → 8 (Hidden Single)
  4. Riga 4 / Colonna 3 → 2 (Hidden Single)
  5. Riga 4 / Colonna 4 → 1 (Naked Single)
  6. Riga 5 / Colonna 4 → 6 (Naked Single)
  7. Riga 3 / Colonna 4 → 2 (Naked Single)
  8. Riga 9 / Colonna 4 → 8 (Full House)
  9. Riga 6 / Colonna 2 → 8 (Hidden Single)
  10. Riga 4 / Colonna 5 → 3 (Hidden Single)
  11. Riga 4 / Colonna 8 → 9 (Naked Single)
  12. Riga 4 / Colonna 2 → 5 (Full House)
  13. Riga 8 / Colonna 2 → 6 (Hidden Single)
  14. Riga 8 / Colonna 5 → 7 (Hidden Single)
  15. Riga 3 / Colonna 5 → 6 (Hidden Single)
  16. Riga 7 / Colonna 9 → 6 (Hidden Single)
  17. Riga 7 / Colonna 3 → 8 (Hidden Single)
  18. Riga 5 / Colonna 6 → 5 (Hidden Single)
  19. Riga 2 / Colonna 1 → 8 (Hidden Single)
  20. Riga 7 / Colonna 7 → 9 (Hidden Single)
  21. Riga 2 / Colonna 9 → 7 (Hidden Single)
  22. Riga 3 / Colonna 1 → 7 (Hidden Single)
  23. Riga 2 / Colonna 8 → 2 (Hidden Single)
  24. Locked Candidates Type 1 (Pointing): 5 in b7 => r1c1<>5
  25. X-Wing: 1 c27 r39 => r39c9,r9c15<>1
  26. Riga 7 / Colonna 5 → 1 (Hidden Single)
  27. X-Wing: 3 c27 r29 => r9c9<>3
  28. Naked Pair: 2,4 in r9c59 => r9c1<>2, r9c12<>4
  29. Riga 9 / Colonna 1 → 5 (Naked Single)
  30. Riga 7 / Colonna 8 → 5 (Hidden Single)
  31. Empty Rectangle: 4 in b7 (r18c8) => r1c1<>4
  32. XY-Wing: 3/9/1 in r1c1,r29c2 => r3c2,r8c1<>1
  33. Riga 3 / Colonna 7 → 1 (Hidden Single)
  34. Riga 9 / Colonna 7 → 3 (Naked Single)
  35. Riga 2 / Colonna 7 → 5 (Full House)
  36. Riga 9 / Colonna 2 → 1 (Naked Single)
  37. Riga 2 / Colonna 5 → 9 (Naked Single)
  38. Riga 1 / Colonna 5 → 5 (Full House)
  39. Riga 2 / Colonna 2 → 3 (Full House)
  40. Riga 1 / Colonna 3 → 4 (Naked Single)
  41. Riga 1 / Colonna 8 → 3 (Naked Single)
  42. Riga 3 / Colonna 2 → 9 (Naked Single)
  43. Riga 5 / Colonna 2 → 4 (Full House)
  44. Riga 5 / Colonna 1 → 9 (Full House)
  45. Riga 3 / Colonna 3 → 5 (Naked Single)
  46. Riga 8 / Colonna 3 → 3 (Full House)
  47. Riga 1 / Colonna 1 → 1 (Full House)
  48. Riga 1 / Colonna 9 → 9 (Full House)
  49. Riga 3 / Colonna 9 → 4 (Full House)
  50. Riga 5 / Colonna 8 → 1 (Naked Single)
  51. Riga 5 / Colonna 9 → 3 (Full House)
  52. Riga 8 / Colonna 8 → 4 (Full House)
  53. Riga 9 / Colonna 9 → 2 (Naked Single)
  54. Riga 8 / Colonna 9 → 1 (Full House)
  55. Riga 8 / Colonna 1 → 2 (Full House)
  56. Riga 9 / Colonna 5 → 4 (Full House)
  57. Riga 7 / Colonna 1 → 4 (Full House)
  58. Riga 6 / Colonna 5 → 2 (Full House)
  59. Riga 7 / Colonna 6 → 2 (Full House)
  60. Riga 6 / Colonna 6 → 4 (Full House)
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