Soluzione per Sudoku diabolico #2468739251492

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

Questo puzzle di sudoku ha 71 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Pair, Naked Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Full House, Naked Pair.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 6 → 1 (Hidden Single)
  2. Riga 9 / Colonna 8 → 1 (Hidden Single)
  3. Riga 4 / Colonna 9 → 6 (Hidden Single)
  4. Riga 5 / Colonna 3 → 6 (Hidden Single)
  5. Riga 6 / Colonna 9 → 8 (Hidden Single)
  6. Locked Pair: 4,9 in r6c23 => r4c13,r6c178<>4, r4c13,r6c148<>9
  7. Riga 6 / Colonna 1 → 1 (Naked Single)
  8. Riga 4 / Colonna 4 → 1 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 6 in b2 => r789c6<>6
  10. Locked Candidates Type 1 (Pointing): 8 in b4 => r4c56<>8
  11. Locked Candidates Type 1 (Pointing): 3 in b5 => r4c78<>3
  12. Locked Candidates Type 1 (Pointing): 9 in b6 => r12c8<>9
  13. Locked Candidates Type 1 (Pointing): 5 in b7 => r7c46<>5
  14. Locked Candidates Type 2 (Claiming): 8 in c2 => r7c13,r9c13<>8
  15. Locked Candidates Type 2 (Claiming): 3 in c9 => r1c78,r2c8<>3
  16. Locked Pair: 2,7 in r1c78 => r1c13,r3c7<>2, r1c36,r2c8,r3c7<>7
  17. Riga 2 / Colonna 3 → 7 (Hidden Single)
  18. Riga 2 / Colonna 9 → 3 (Hidden Single)
  19. Riga 1 / Colonna 9 → 9 (Full House)
  20. Riga 1 / Colonna 6 → 6 (Naked Single)
  21. Riga 1 / Colonna 1 → 8 (Naked Single)
  22. Riga 1 / Colonna 3 → 3 (Naked Single)
  23. Riga 4 / Colonna 1 → 2 (Naked Single)
  24. Riga 4 / Colonna 3 → 8 (Naked Single)
  25. Locked Candidates Type 1 (Pointing): 9 in b2 => r3c123<>9
  26. Naked Pair: 4,9 in r26c2 => r38c2<>4, r8c2<>9
  27. Locked Candidates Type 1 (Pointing): 4 in b7 => r9c56<>4
  28. Locked Candidates Type 1 (Pointing): 9 in b7 => r9c456<>9
  29. Locked Pair: 3,8 in r9c56 => r7c6,r9c7<>3, r78c6,r8c5,r9c7<>8
  30. Riga 9 / Colonna 7 → 2 (Naked Single)
  31. Riga 7 / Colonna 6 → 7 (Naked Single)
  32. Riga 1 / Colonna 7 → 7 (Naked Single)
  33. Riga 1 / Colonna 8 → 2 (Full House)
  34. Riga 8 / Colonna 7 → 8 (Naked Single)
  35. Riga 8 / Colonna 8 → 6 (Naked Single)
  36. Riga 7 / Colonna 8 → 3 (Full House)
  37. Riga 9 / Colonna 4 → 6 (Naked Single)
  38. Riga 3 / Colonna 6 → 9 (Naked Single)
  39. Riga 3 / Colonna 5 → 7 (Full House)
  40. Riga 4 / Colonna 7 → 4 (Naked Single)
  41. Riga 8 / Colonna 2 → 2 (Naked Single)
  42. Riga 7 / Colonna 4 → 2 (Naked Single)
  43. Riga 3 / Colonna 7 → 5 (Naked Single)
  44. Riga 2 / Colonna 8 → 4 (Full House)
  45. Riga 6 / Colonna 7 → 3 (Full House)
  46. Riga 4 / Colonna 6 → 3 (Naked Single)
  47. Riga 3 / Colonna 2 → 6 (Naked Single)
  48. Riga 7 / Colonna 3 → 5 (Naked Single)
  49. Riga 2 / Colonna 2 → 9 (Naked Single)
  50. Riga 2 / Colonna 1 → 5 (Full House)
  51. Riga 4 / Colonna 5 → 9 (Naked Single)
  52. Riga 4 / Colonna 8 → 7 (Full House)
  53. Riga 9 / Colonna 6 → 8 (Naked Single)
  54. Riga 3 / Colonna 1 → 4 (Naked Single)
  55. Riga 3 / Colonna 3 → 2 (Full House)
  56. Riga 7 / Colonna 2 → 8 (Naked Single)
  57. Riga 7 / Colonna 1 → 6 (Full House)
  58. Riga 6 / Colonna 2 → 4 (Full House)
  59. Riga 9 / Colonna 1 → 9 (Full House)
  60. Riga 6 / Colonna 3 → 9 (Full House)
  61. Riga 9 / Colonna 3 → 4 (Full House)
  62. Riga 9 / Colonna 5 → 3 (Full House)
  63. Riga 5 / Colonna 4 → 5 (Naked Single)
  64. Riga 8 / Colonna 5 → 4 (Naked Single)
  65. Riga 5 / Colonna 5 → 8 (Full House)
  66. Riga 6 / Colonna 8 → 5 (Naked Single)
  67. Riga 5 / Colonna 8 → 9 (Full House)
  68. Riga 5 / Colonna 6 → 4 (Full House)
  69. Riga 6 / Colonna 4 → 7 (Full House)
  70. Riga 8 / Colonna 4 → 9 (Full House)
  71. Riga 8 / Colonna 6 → 5 (Full House)
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