Soluzione per Sudoku diabolico #1172713524895

3
7
7
7
3
1
5
4
2
4
3
8
2
7
5
2
1
4
1
8
2
7
7
8
1
7

Questo puzzle di sudoku ha 66 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Pair, Naked Single, Locked Pair, Full House.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 2 → 7 (Hidden Single)
  2. Riga 9 / Colonna 5 → 1 (Hidden Single)
  3. Riga 2 / Colonna 8 → 7 (Hidden Single)
  4. Riga 9 / Colonna 7 → 4 (Hidden Single)
  5. Riga 3 / Colonna 8 → 8 (Hidden Single)
  6. Locked Candidates Type 1 (Pointing): 4 in b1 => r1c5<>4
  7. Locked Candidates Type 1 (Pointing): 8 in b2 => r2c1<>8
  8. Locked Candidates Type 1 (Pointing): 1 in b4 => r1c3<>1
  9. Locked Candidates Type 1 (Pointing): 5 in b9 => r5c9<>5
  10. Locked Candidates Type 2 (Claiming): 3 in r9 => r78c8,r8c9<>3
  11. Naked Pair: 6,9 in r6c47 => r6c369<>6, r6c369<>9
  12. Riga 6 / Colonna 6 → 1 (Naked Single)
  13. Riga 6 / Colonna 9 → 8 (Naked Single)
  14. Riga 6 / Colonna 3 → 8 (Naked Single)
  15. Riga 4 / Colonna 3 → 1 (Hidden Single)
  16. Riga 1 / Colonna 1 → 8 (Hidden Single)
  17. Riga 1 / Colonna 3 → 4 (Hidden Single)
  18. Riga 7 / Colonna 1 → 4 (Hidden Single)
  19. Riga 2 / Colonna 1 → 2 (Hidden Single)
  20. Locked Candidates Type 1 (Pointing): 5 in b1 => r78c2<>5
  21. Locked Candidates Type 1 (Pointing): 6 in b1 => r78c2<>6
  22. Locked Pair: 3,9 in r78c2 => r123c2,r789c3,r9c1<>9
  23. Riga 5 / Colonna 3 → 9 (Hidden Single)
  24. Locked Candidates Type 1 (Pointing): 5 in b4 => r9c1<>5
  25. Riga 9 / Colonna 1 → 6 (Naked Single)
  26. Riga 4 / Colonna 1 → 5 (Full House)
  27. Riga 5 / Colonna 1 → 5 (Full House)
  28. Riga 7 / Colonna 3 → 5 (Naked Single)
  29. Riga 8 / Colonna 3 → 2 (Naked Single)
  30. Riga 9 / Colonna 3 → 2 (Naked Single)
  31. Riga 9 / Colonna 9 → 5 (Hidden Single)
  32. Riga 9 / Colonna 8 → 3 (Hidden Single)
  33. Locked Pair: 3,6 in r5c79 => r4c7,r5c5<>3, r4c78,r5c5,r6c7<>6
  34. Riga 5 / Colonna 5 → 6 (Naked Single)
  35. Riga 4 / Colonna 7 → 9 (Naked Single)
  36. Riga 4 / Colonna 8 → 9 (Naked Single)
  37. Riga 6 / Colonna 7 → 9 (Naked Single)
  38. Riga 2 / Colonna 5 → 9 (Naked Single)
  39. Riga 5 / Colonna 7 → 3 (Naked Single)
  40. Riga 5 / Colonna 9 → 3 (Naked Single)
  41. Riga 6 / Colonna 4 → 9 (Naked Single)
  42. Riga 4 / Colonna 6 → 4 (Naked Single)
  43. Riga 7 / Colonna 8 → 6 (Naked Single)
  44. Riga 8 / Colonna 8 → 6 (Naked Single)
  45. Riga 1 / Colonna 5 → 2 (Naked Single)
  46. Riga 7 / Colonna 5 → 3 (Naked Single)
  47. Riga 4 / Colonna 4 → 3 (Naked Single)
  48. Riga 7 / Colonna 4 → 3 (Naked Single)
  49. Riga 8 / Colonna 9 → 9 (Naked Single)
  50. Riga 3 / Colonna 5 → 4 (Naked Single)
  51. Riga 7 / Colonna 2 → 9 (Naked Single)
  52. Riga 8 / Colonna 5 → 4 (Naked Single)
  53. Riga 1 / Colonna 9 → 6 (Naked Single)
  54. Riga 1 / Colonna 2 → 1 (Full House)
  55. Riga 1 / Colonna 7 → 1 (Full House)
  56. Riga 3 / Colonna 9 → 6 (Naked Single)
  57. Riga 8 / Colonna 2 → 3 (Naked Single)
  58. Riga 2 / Colonna 7 → 1 (Naked Single)
  59. Riga 3 / Colonna 7 → 2 (Naked Single)
  60. Riga 3 / Colonna 2 → 5 (Naked Single)
  61. Riga 2 / Colonna 2 → 6 (Full House)
  62. Riga 3 / Colonna 6 → 5 (Naked Single)
  63. Riga 2 / Colonna 4 → 8 (Naked Single)
  64. Riga 2 / Colonna 6 → 8 (Naked Single)
  65. Riga 8 / Colonna 6 → 8 (Naked Single)
  66. Riga 8 / Colonna 4 → 5 (Naked Single)
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