Soluzione per Sudoku diabolico #1217859423642

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

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 5 / Colonna 8 → 5 (Hidden Single)
  2. Riga 6 / Colonna 4 → 8 (Hidden Single)
  3. Riga 5 / Colonna 3 → 9 (Hidden Single)
  4. Riga 4 / Colonna 6 → 9 (Hidden Single)
  5. Riga 2 / Colonna 2 → 7 (Hidden Single)
  6. Riga 9 / Colonna 6 → 8 (Hidden Single)
  7. Riga 8 / Colonna 7 → 9 (Hidden Single)
  8. Riga 1 / Colonna 4 → 5 (Hidden Single)
  9. Riga 3 / Colonna 3 → 5 (Hidden Single)
  10. Riga 7 / Colonna 3 → 3 (Hidden Single)
  11. Riga 7 / Colonna 6 → 6 (Hidden Single)
  12. Riga 8 / Colonna 8 → 8 (Hidden Single)
  13. Riga 1 / Colonna 7 → 8 (Hidden Single)
  14. Riga 1 / Colonna 5 → 3 (Hidden Single)
  15. Riga 5 / Colonna 4 → 3 (Hidden Single)
  16. Riga 3 / Colonna 6 → 7 (Hidden Single)
  17. Riga 2 / Colonna 1 → 8 (Hidden Single)
  18. Locked Candidates Type 1 (Pointing): 4 in b4 => r8c2<>4
  19. Locked Candidates Type 1 (Pointing): 7 in b5 => r9c5<>7
  20. Locked Candidates Type 1 (Pointing): 2 in b6 => r4c2<>2
  21. Naked Pair: 1,6 in r35c7 => r4c7<>1
  22. X-Wing: 6 c38 r69 => r6c12,r9c9<>6
  23. Swordfish: 4 r378 c149 => r29c9,r9c4<>4
  24. Riga 9 / Colonna 9 → 2 (Naked Single)
  25. Riga 7 / Colonna 7 → 7 (Naked Single)
  26. Riga 4 / Colonna 7 → 2 (Naked Single)
  27. Riga 9 / Colonna 4 → 7 (Hidden Single)
  28. Naked Pair: 1,3 in r24c9 => r3c9<>1
  29. Empty Rectangle: 1 in b2 (r35c7) => r5c6<>1
  30. Riga 5 / Colonna 6 → 4 (Naked Single)
  31. Riga 2 / Colonna 8 → 4 (Hidden Single)
  32. Riga 3 / Colonna 9 → 6 (Naked Single)
  33. Riga 9 / Colonna 8 → 6 (Naked Single)
  34. Riga 8 / Colonna 9 → 4 (Full House)
  35. Riga 3 / Colonna 7 → 1 (Naked Single)
  36. Riga 2 / Colonna 9 → 3 (Full House)
  37. Riga 3 / Colonna 4 → 4 (Full House)
  38. Riga 5 / Colonna 7 → 6 (Full House)
  39. Riga 4 / Colonna 9 → 1 (Full House)
  40. Riga 5 / Colonna 2 → 1 (Full House)
  41. Riga 9 / Colonna 3 → 1 (Naked Single)
  42. Riga 9 / Colonna 5 → 4 (Full House)
  43. Riga 7 / Colonna 4 → 2 (Naked Single)
  44. Riga 7 / Colonna 1 → 4 (Full House)
  45. Riga 8 / Colonna 4 → 1 (Full House)
  46. Riga 4 / Colonna 5 → 7 (Naked Single)
  47. Riga 6 / Colonna 5 → 1 (Full House)
  48. Riga 6 / Colonna 1 → 2 (Naked Single)
  49. Riga 2 / Colonna 3 → 2 (Naked Single)
  50. Riga 6 / Colonna 3 → 6 (Full House)
  51. Riga 2 / Colonna 6 → 1 (Full House)
  52. Riga 1 / Colonna 6 → 2 (Full House)
  53. Riga 4 / Colonna 8 → 3 (Naked Single)
  54. Riga 4 / Colonna 2 → 4 (Full House)
  55. Riga 6 / Colonna 2 → 3 (Full House)
  56. Riga 6 / Colonna 8 → 7 (Full House)
  57. Riga 8 / Colonna 1 → 6 (Naked Single)
  58. Riga 1 / Colonna 1 → 1 (Full House)
  59. Riga 1 / Colonna 2 → 6 (Full House)
  60. Riga 8 / Colonna 2 → 2 (Full House)
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