Soluzione per Sudoku diabolico #1137419258643

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

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 7 / Colonna 6 → 5 (Naked Single)
  2. Riga 8 / Colonna 6 → 9 (Naked Single)
  3. Riga 5 / Colonna 4 → 6 (Hidden Single)
  4. Riga 2 / Colonna 8 → 9 (Hidden Single)
  5. Riga 3 / Colonna 4 → 3 (Hidden Single)
  6. Riga 4 / Colonna 4 → 7 (Naked Single)
  7. Riga 4 / Colonna 5 → 9 (Naked Single)
  8. Riga 8 / Colonna 4 → 2 (Naked Single)
  9. Riga 2 / Colonna 4 → 4 (Full House)
  10. Riga 4 / Colonna 3 → 3 (Naked Single)
  11. Riga 4 / Colonna 9 → 1 (Full House)
  12. Riga 6 / Colonna 1 → 1 (Hidden Single)
  13. Riga 5 / Colonna 8 → 5 (Hidden Single)
  14. Riga 2 / Colonna 6 → 1 (Hidden Single)
  15. Riga 5 / Colonna 3 → 9 (Hidden Single)
  16. Riga 9 / Colonna 7 → 9 (Hidden Single)
  17. Riga 6 / Colonna 5 → 4 (Hidden Single)
  18. Riga 3 / Colonna 7 → 1 (Hidden Single)
  19. Riga 1 / Colonna 2 → 1 (Hidden Single)
  20. Riga 7 / Colonna 7 → 2 (Hidden Single)
  21. Riga 1 / Colonna 3 → 5 (Hidden Single)
  22. Riga 9 / Colonna 2 → 5 (Hidden Single)
  23. Riga 8 / Colonna 2 → 3 (Hidden Single)
  24. Locked Candidates Type 1 (Pointing): 4 in b3 => r1c1<>4
  25. X-Wing: 6 r27 c29 => r9c9<>6
  26. X-Wing: 7 r27 c39 => r159c9,r9c3<>7
  27. Riga 5 / Colonna 7 → 7 (Hidden Single)
  28. Naked Pair: 3,8 in r59c9 => r1c9<>3, r12c9<>8
  29. Riga 1 / Colonna 9 → 4 (Naked Single)
  30. Riga 8 / Colonna 7 → 4 (Hidden Single)
  31. Empty Rectangle: 8 in b3 (r8c18) => r1c1<>8
  32. XY-Wing: 2/6/7 in r1c1,r2c29 => r1c8,r2c3<>7
  33. Riga 1 / Colonna 1 → 7 (Hidden Single)
  34. Riga 2 / Colonna 9 → 7 (Hidden Single)
  35. Riga 7 / Colonna 9 → 6 (Naked Single)
  36. Riga 7 / Colonna 2 → 4 (Naked Single)
  37. Riga 7 / Colonna 3 → 7 (Full House)
  38. Riga 5 / Colonna 2 → 2 (Naked Single)
  39. Riga 2 / Colonna 2 → 6 (Full House)
  40. Riga 5 / Colonna 1 → 4 (Full House)
  41. Riga 3 / Colonna 1 → 8 (Naked Single)
  42. Riga 2 / Colonna 3 → 2 (Naked Single)
  43. Riga 3 / Colonna 3 → 4 (Full House)
  44. Riga 3 / Colonna 8 → 6 (Full House)
  45. Riga 2 / Colonna 5 → 8 (Full House)
  46. Riga 9 / Colonna 3 → 8 (Full House)
  47. Riga 1 / Colonna 5 → 2 (Full House)
  48. Riga 8 / Colonna 1 → 6 (Naked Single)
  49. Riga 9 / Colonna 1 → 2 (Full House)
  50. Riga 9 / Colonna 9 → 3 (Naked Single)
  51. Riga 5 / Colonna 9 → 8 (Full House)
  52. Riga 5 / Colonna 6 → 3 (Full House)
  53. Riga 6 / Colonna 7 → 3 (Full House)
  54. Riga 6 / Colonna 6 → 8 (Full House)
  55. Riga 1 / Colonna 7 → 8 (Full House)
  56. Riga 1 / Colonna 8 → 3 (Full House)
  57. Riga 8 / Colonna 5 → 7 (Naked Single)
  58. Riga 8 / Colonna 8 → 8 (Full House)
  59. Riga 9 / Colonna 8 → 7 (Full House)
  60. Riga 9 / Colonna 5 → 6 (Full House)
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