Soluzione per Sudoku difficile #127713524895

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

Questo puzzle di sudoku ha 58 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Naked Single, Locked Pair, Full House.

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

Passaggi della soluzione:

  1. Riga 3 / Colonna 5 → 2 (Hidden Single)
  2. Riga 2 / Colonna 9 → 8 (Hidden Single)
  3. Riga 5 / Colonna 3 → 7 (Hidden Single)
  4. Riga 9 / Colonna 9 → 9 (Hidden Single)
  5. Riga 8 / Colonna 1 → 8 (Hidden Single)
  6. Riga 7 / Colonna 3 → 9 (Hidden Single)
  7. Riga 8 / Colonna 3 → 3 (Hidden Single)
  8. Riga 9 / Colonna 3 → 2 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 6 in b5 => r5c12789<>6
  10. Locked Candidates Type 1 (Pointing): 8 in b5 => r5c28<>8
  11. Locked Candidates Type 1 (Pointing): 9 in b5 => r5c12<>9
  12. Locked Candidates Type 1 (Pointing): 5 in b7 => r7c68<>5
  13. Locked Candidates Type 1 (Pointing): 6 in b7 => r7c568<>6
  14. Riga 7 / Colonna 5 → 4 (Naked Single)
  15. Riga 7 / Colonna 6 → 2 (Naked Single)
  16. Riga 7 / Colonna 8 → 2 (Naked Single)
  17. Locked Pair: 5,6 in r8c46 => r8c79,r9c4<>5, r8c79,r9c45<>6
  18. Riga 9 / Colonna 4 → 8 (Naked Single)
  19. Riga 9 / Colonna 5 → 8 (Naked Single)
  20. Riga 1 / Colonna 5 → 6 (Naked Single)
  21. Riga 9 / Colonna 8 → 5 (Hidden Single)
  22. Riga 5 / Colonna 6 → 8 (Hidden Single)
  23. Riga 5 / Colonna 4 → 6 (Hidden Single)
  24. Riga 8 / Colonna 4 → 5 (Naked Single)
  25. Riga 2 / Colonna 4 → 4 (Naked Single)
  26. Riga 3 / Colonna 4 → 9 (Full House)
  27. Riga 8 / Colonna 6 → 6 (Naked Single)
  28. Riga 2 / Colonna 3 → 6 (Naked Single)
  29. Riga 4 / Colonna 3 → 4 (Full House)
  30. Riga 1 / Colonna 6 → 1 (Naked Single)
  31. Riga 2 / Colonna 6 → 5 (Full House)
  32. Riga 5 / Colonna 2 → 3 (Naked Single)
  33. Riga 1 / Colonna 1 → 9 (Naked Single)
  34. Riga 1 / Colonna 7 → 4 (Full House)
  35. Riga 1 / Colonna 2 → 4 (Full House)
  36. Riga 3 / Colonna 2 → 4 (Naked Single)
  37. Riga 5 / Colonna 1 → 2 (Naked Single)
  38. Riga 8 / Colonna 7 → 1 (Naked Single)
  39. Riga 8 / Colonna 9 → 4 (Full House)
  40. Riga 5 / Colonna 7 → 1 (Naked Single)
  41. Riga 2 / Colonna 7 → 3 (Naked Single)
  42. Riga 2 / Colonna 1 → 1 (Full House)
  43. Riga 5 / Colonna 9 → 1 (Naked Single)
  44. Riga 5 / Colonna 8 → 4 (Naked Single)
  45. Riga 4 / Colonna 8 → 3 (Hidden Single)
  46. Riga 6 / Colonna 2 → 9 (Hidden Single)
  47. Riga 6 / Colonna 7 → 2 (Hidden Single)
  48. Riga 3 / Colonna 8 → 1 (Hidden Single)
  49. Riga 4 / Colonna 2 → 8 (Hidden Single)
  50. Riga 6 / Colonna 8 → 8 (Hidden Single)
  51. Riga 3 / Colonna 7 → 5 (Hidden Single)
  52. Riga 3 / Colonna 9 → 6 (Full House)
  53. Riga 4 / Colonna 9 → 5 (Naked Single)
  54. Riga 4 / Colonna 1 → 6 (Full House)
  55. Riga 6 / Colonna 9 → 5 (Full House)
  56. Riga 6 / Colonna 1 → 5 (Full House)
  57. Riga 7 / Colonna 1 → 5 (Full House)
  58. Riga 7 / Colonna 2 → 6 (Naked Single)
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