Soluzione per Sudoku diabolico #3321954736842

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

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 2 → 4 (Hidden Single)
  2. Riga 6 / Colonna 4 → 9 (Hidden Single)
  3. Riga 4 / Colonna 1 → 9 (Hidden Single)
  4. Riga 7 / Colonna 5 → 4 (Hidden Single)
  5. Riga 4 / Colonna 6 → 4 (Hidden Single)
  6. Riga 8 / Colonna 8 → 1 (Hidden Single)
  7. Riga 2 / Colonna 5 → 5 (Hidden Single)
  8. Riga 7 / Colonna 7 → 5 (Hidden Single)
  9. Riga 6 / Colonna 9 → 5 (Hidden Single)
  10. Riga 7 / Colonna 3 → 6 (Hidden Single)
  11. Riga 3 / Colonna 9 → 9 (Hidden Single)
  12. Riga 2 / Colonna 2 → 9 (Hidden Single)
  13. Riga 4 / Colonna 3 → 8 (Hidden Single)
  14. Riga 6 / Colonna 5 → 6 (Hidden Single)
  15. Riga 5 / Colonna 9 → 6 (Hidden Single)
  16. Riga 9 / Colonna 8 → 9 (Hidden Single)
  17. Riga 4 / Colonna 7 → 1 (Hidden Single)
  18. Locked Candidates Type 1 (Pointing): 3 in b2 => r8c6<>3
  19. Locked Candidates Type 1 (Pointing): 1 in b5 => r5c1<>1
  20. Locked Candidates Type 1 (Pointing): 7 in b8 => r8c2<>7
  21. Naked Pair: 2,8 in r3c57 => r3c6<>2
  22. X-Wing: 8 r27 c14 => r1c1,r89c4<>8
  23. Swordfish: 7 c237 r169 => r1c18,r6c1<>7
  24. Riga 1 / Colonna 1 → 3 (Naked Single)
  25. Riga 3 / Colonna 3 → 1 (Naked Single)
  26. Riga 3 / Colonna 6 → 3 (Naked Single)
  27. Riga 6 / Colonna 1 → 1 (Hidden Single)
  28. Naked Pair: 2,6 in r1c68 => r1c7<>2
  29. Empty Rectangle: 2 in b6 (r3c57) => r4c5<>2
  30. Riga 4 / Colonna 5 → 7 (Naked Single)
  31. Riga 2 / Colonna 8 → 7 (Hidden Single)
  32. Riga 1 / Colonna 7 → 8 (Naked Single)
  33. Riga 2 / Colonna 1 → 8 (Naked Single)
  34. Riga 1 / Colonna 2 → 7 (Full House)
  35. Riga 3 / Colonna 7 → 2 (Naked Single)
  36. Riga 1 / Colonna 8 → 6 (Full House)
  37. Riga 3 / Colonna 5 → 8 (Full House)
  38. Riga 6 / Colonna 7 → 7 (Full House)
  39. Riga 1 / Colonna 6 → 2 (Full House)
  40. Riga 8 / Colonna 5 → 2 (Full House)
  41. Riga 7 / Colonna 1 → 2 (Naked Single)
  42. Riga 5 / Colonna 1 → 7 (Full House)
  43. Riga 6 / Colonna 3 → 3 (Naked Single)
  44. Riga 6 / Colonna 2 → 2 (Full House)
  45. Riga 9 / Colonna 3 → 7 (Full House)
  46. Riga 5 / Colonna 6 → 1 (Naked Single)
  47. Riga 5 / Colonna 4 → 2 (Full House)
  48. Riga 9 / Colonna 4 → 3 (Naked Single)
  49. Riga 7 / Colonna 8 → 3 (Naked Single)
  50. Riga 7 / Colonna 4 → 8 (Full House)
  51. Riga 4 / Colonna 8 → 2 (Full House)
  52. Riga 4 / Colonna 9 → 3 (Full House)
  53. Riga 2 / Colonna 6 → 6 (Naked Single)
  54. Riga 2 / Colonna 4 → 1 (Full House)
  55. Riga 8 / Colonna 4 → 6 (Full House)
  56. Riga 8 / Colonna 6 → 7 (Full House)
  57. Riga 9 / Colonna 2 → 8 (Naked Single)
  58. Riga 8 / Colonna 2 → 3 (Full House)
  59. Riga 8 / Colonna 9 → 8 (Full House)
  60. Riga 9 / Colonna 9 → 2 (Full House)
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