Soluzione per Sudoku diabolico #4451298673492

2
9
3
3
7
2
8
4
2
9
7
5
6
3
6
3
9
1
6
4
7
1
3
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 1 / Colonna 8 → 3 (Hidden Single)
  2. Riga 6 / Colonna 9 → 5 (Hidden Single)
  3. Riga 8 / Colonna 6 → 3 (Hidden Single)
  4. Riga 5 / Colonna 3 → 5 (Hidden Single)
  5. Riga 4 / Colonna 9 → 1 (Hidden Single)
  6. Locked Pair: 4,8 in r4c23 => r4c178,r6c13<>4, r4c148,r6c13<>8
  7. Riga 4 / Colonna 1 → 3 (Naked Single)
  8. Riga 6 / Colonna 4 → 3 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 7 in b1 => r3c46<>7
  10. Locked Candidates Type 1 (Pointing): 1 in b4 => r6c56<>1
  11. Locked Candidates Type 1 (Pointing): 9 in b5 => r6c78<>9
  12. Locked Candidates Type 1 (Pointing): 8 in b6 => r89c8<>8
  13. Locked Candidates Type 1 (Pointing): 5 in b8 => r123c6<>5
  14. Locked Candidates Type 2 (Claiming): 1 in c2 => r1c13,r3c13<>1
  15. Locked Candidates Type 2 (Claiming): 9 in c9 => r89c8,r9c7<>9
  16. Locked Pair: 2,6 in r9c78 => r7c7,r9c13<>6, r7c7,r8c8,r9c36<>2
  17. Riga 8 / Colonna 3 → 2 (Hidden Single)
  18. Riga 8 / Colonna 9 → 9 (Hidden Single)
  19. Riga 9 / Colonna 9 → 8 (Full House)
  20. Riga 9 / Colonna 6 → 5 (Naked Single)
  21. Riga 9 / Colonna 1 → 1 (Naked Single)
  22. Riga 6 / Colonna 1 → 6 (Naked Single)
  23. Riga 9 / Colonna 3 → 9 (Naked Single)
  24. Riga 6 / Colonna 3 → 1 (Naked Single)
  25. Locked Candidates Type 1 (Pointing): 8 in b8 => r7c123<>8
  26. Naked Pair: 4,8 in r48c2 => r27c2<>4, r2c2<>8
  27. Locked Candidates Type 1 (Pointing): 4 in b1 => r1c56<>4
  28. Locked Candidates Type 1 (Pointing): 8 in b1 => r1c456<>8
  29. Locked Pair: 1,9 in r1c56 => r1c7,r2c56,r3c6<>1, r1c7,r3c6<>9
  30. Riga 1 / Colonna 7 → 6 (Naked Single)
  31. Riga 3 / Colonna 6 → 2 (Naked Single)
  32. Riga 1 / Colonna 4 → 5 (Naked Single)
  33. Riga 2 / Colonna 7 → 1 (Naked Single)
  34. Riga 2 / Colonna 8 → 5 (Naked Single)
  35. Riga 3 / Colonna 8 → 9 (Full House)
  36. Riga 9 / Colonna 7 → 2 (Naked Single)
  37. Riga 9 / Colonna 8 → 6 (Full House)
  38. Riga 7 / Colonna 6 → 8 (Naked Single)
  39. Riga 7 / Colonna 5 → 2 (Full House)
  40. Riga 3 / Colonna 4 → 6 (Naked Single)
  41. Riga 2 / Colonna 2 → 6 (Naked Single)
  42. Riga 6 / Colonna 7 → 4 (Naked Single)
  43. Riga 3 / Colonna 3 → 7 (Naked Single)
  44. Riga 7 / Colonna 2 → 5 (Naked Single)
  45. Riga 6 / Colonna 6 → 9 (Naked Single)
  46. Riga 7 / Colonna 7 → 7 (Naked Single)
  47. Riga 4 / Colonna 7 → 9 (Full House)
  48. Riga 8 / Colonna 8 → 4 (Full House)
  49. Riga 3 / Colonna 1 → 5 (Naked Single)
  50. Riga 3 / Colonna 2 → 1 (Full House)
  51. Riga 1 / Colonna 6 → 1 (Naked Single)
  52. Riga 6 / Colonna 5 → 8 (Naked Single)
  53. Riga 6 / Colonna 8 → 2 (Full House)
  54. Riga 7 / Colonna 1 → 4 (Naked Single)
  55. Riga 7 / Colonna 3 → 6 (Full House)
  56. Riga 8 / Colonna 2 → 8 (Naked Single)
  57. Riga 4 / Colonna 2 → 4 (Full House)
  58. Riga 8 / Colonna 1 → 7 (Full House)
  59. Riga 1 / Colonna 1 → 8 (Full House)
  60. Riga 4 / Colonna 3 → 8 (Full House)
  61. Riga 1 / Colonna 3 → 4 (Full House)
  62. Riga 1 / Colonna 5 → 9 (Full House)
  63. Riga 2 / Colonna 5 → 4 (Naked Single)
  64. Riga 5 / Colonna 5 → 1 (Full House)
  65. Riga 5 / Colonna 4 → 7 (Naked Single)
  66. Riga 4 / Colonna 8 → 7 (Naked Single)
  67. Riga 4 / Colonna 4 → 2 (Full House)
  68. Riga 2 / Colonna 4 → 8 (Full House)
  69. Riga 2 / Colonna 6 → 7 (Full House)
  70. Riga 5 / Colonna 6 → 4 (Full House)
  71. Riga 5 / Colonna 8 → 8 (Full House)
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