Soluzione per Sudoku diabolico #3228179356442

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

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

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

Passaggi della soluzione:

  1. Riga 3 / Colonna 3 → 6 (Hidden Single)
  2. Riga 6 / Colonna 6 → 9 (Hidden Single)
  3. Riga 5 / Colonna 3 → 9 (Hidden Single)
  4. Riga 4 / Colonna 4 → 1 (Hidden Single)
  5. Riga 1 / Colonna 6 → 1 (Hidden Single)
  6. Riga 5 / Colonna 8 → 7 (Hidden Single)
  7. Riga 9 / Colonna 4 → 7 (Hidden Single)
  8. Riga 7 / Colonna 3 → 7 (Hidden Single)
  9. Riga 2 / Colonna 7 → 9 (Hidden Single)
  10. Riga 8 / Colonna 2 → 8 (Hidden Single)
  11. Riga 3 / Colonna 6 → 4 (Hidden Single)
  12. Riga 9 / Colonna 5 → 6 (Hidden Single)
  13. Riga 5 / Colonna 4 → 6 (Hidden Single)
  14. Riga 2 / Colonna 8 → 1 (Hidden Single)
  15. Riga 9 / Colonna 7 → 1 (Hidden Single)
  16. Riga 7 / Colonna 6 → 8 (Hidden Single)
  17. Riga 8 / Colonna 1 → 1 (Hidden Single)
  18. Locked Candidates Type 1 (Pointing): 3 in b4 => r2c2<>3
  19. Locked Candidates Type 1 (Pointing): 8 in b5 => r1c5<>8
  20. Locked Candidates Type 1 (Pointing): 5 in b6 => r6c2<>5
  21. Naked Pair: 2,4 in r57c7 => r6c7<>2
  22. X-Wing: 4 c38 r14 => r1c9,r4c12<>4
  23. Swordfish: 3 r237 c149 => r1c49,r8c9<>3
  24. Riga 1 / Colonna 9 → 5 (Naked Single)
  25. Riga 3 / Colonna 7 → 8 (Naked Single)
  26. Riga 6 / Colonna 7 → 5 (Naked Single)
  27. Riga 1 / Colonna 4 → 8 (Hidden Single)
  28. Naked Pair: 2,6 in r68c9 => r7c9<>2
  29. Empty Rectangle: 2 in b8 (r57c7) => r5c6<>2
  30. Riga 5 / Colonna 6 → 3 (Naked Single)
  31. Riga 6 / Colonna 2 → 3 (Hidden Single)
  32. Riga 1 / Colonna 5 → 3 (Hidden Single)
  33. Riga 1 / Colonna 8 → 4 (Naked Single)
  34. Riga 1 / Colonna 3 → 2 (Full House)
  35. Riga 2 / Colonna 9 → 3 (Full House)
  36. Riga 3 / Colonna 4 → 5 (Naked Single)
  37. Riga 2 / Colonna 4 → 2 (Full House)
  38. Riga 3 / Colonna 1 → 3 (Full House)
  39. Riga 7 / Colonna 4 → 3 (Full House)
  40. Riga 8 / Colonna 3 → 5 (Naked Single)
  41. Riga 4 / Colonna 3 → 4 (Full House)
  42. Riga 7 / Colonna 9 → 4 (Naked Single)
  43. Riga 7 / Colonna 7 → 2 (Full House)
  44. Riga 5 / Colonna 7 → 4 (Full House)
  45. Riga 5 / Colonna 2 → 2 (Full House)
  46. Riga 8 / Colonna 6 → 2 (Naked Single)
  47. Riga 9 / Colonna 6 → 5 (Full House)
  48. Riga 8 / Colonna 9 → 6 (Naked Single)
  49. Riga 6 / Colonna 9 → 2 (Full House)
  50. Riga 8 / Colonna 8 → 3 (Full House)
  51. Riga 4 / Colonna 1 → 5 (Naked Single)
  52. Riga 4 / Colonna 2 → 6 (Full House)
  53. Riga 9 / Colonna 2 → 4 (Naked Single)
  54. Riga 2 / Colonna 2 → 5 (Full House)
  55. Riga 2 / Colonna 1 → 4 (Full House)
  56. Riga 9 / Colonna 1 → 2 (Full House)
  57. Riga 6 / Colonna 5 → 8 (Naked Single)
  58. Riga 4 / Colonna 5 → 2 (Full House)
  59. Riga 4 / Colonna 8 → 8 (Full House)
  60. Riga 6 / Colonna 8 → 6 (Full House)
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