Soluzione per Sudoku diabolico #1174869213592

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

Questo puzzle di sudoku ha 70 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 6 → 7 (Hidden Single)
  2. Riga 2 / Colonna 1 → 3 (Hidden Single)
  3. Riga 4 / Colonna 8 → 3 (Hidden Single)
  4. Riga 7 / Colonna 5 → 7 (Hidden Single)
  5. Riga 1 / Colonna 4 → 4 (Hidden Single)
  6. Locked Pair: 5,9 in r78c4 => r239c4,r79c6<>5, r269c4,r79c6<>9
  7. Riga 9 / Colonna 4 → 3 (Naked Single)
  8. Riga 6 / Colonna 6 → 3 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 9 in b2 => r2c89<>9
  10. Locked Candidates Type 1 (Pointing): 6 in b5 => r23c6<>6
  11. Locked Candidates Type 1 (Pointing): 7 in b6 => r4c123<>7
  12. Locked Candidates Type 1 (Pointing): 1 in b7 => r46c3<>1
  13. Locked Candidates Type 1 (Pointing): 4 in b8 => r45c6<>4
  14. Locked Candidates Type 2 (Claiming): 6 in r1 => r2c89,r3c9<>6
  15. Locked Pair: 2,8 in r23c9 => r2c8,r3c7,r47c9<>8, r3c7,r79c9<>2
  16. Riga 7 / Colonna 8 → 8 (Hidden Single)
  17. Riga 7 / Colonna 9 → 6 (Hidden Single)
  18. Riga 1 / Colonna 9 → 9 (Naked Single)
  19. Riga 1 / Colonna 8 → 6 (Full House)
  20. Riga 4 / Colonna 9 → 7 (Naked Single)
  21. Riga 9 / Colonna 9 → 4 (Naked Single)
  22. Riga 9 / Colonna 6 → 2 (Naked Single)
  23. Riga 7 / Colonna 6 → 4 (Naked Single)
  24. Locked Candidates Type 1 (Pointing): 9 in b6 => r789c7<>9
  25. Naked Pair: 5,9 in r8c48 => r8c27<>5, r8c2<>9
  26. Locked Candidates Type 1 (Pointing): 5 in b7 => r45c1<>5
  27. Locked Candidates Type 1 (Pointing): 9 in b7 => r456c1<>9
  28. Locked Pair: 4,6 in r45c1 => r3c1,r4c23,r5c2<>4, r3c1,r4c3<>6
  29. Riga 3 / Colonna 1 → 2 (Naked Single)
  30. Riga 4 / Colonna 3 → 8 (Naked Single)
  31. Riga 2 / Colonna 2 → 7 (Naked Single)
  32. Riga 3 / Colonna 2 → 4 (Naked Single)
  33. Riga 2 / Colonna 3 → 6 (Full House)
  34. Riga 3 / Colonna 9 → 8 (Naked Single)
  35. Riga 2 / Colonna 9 → 2 (Full House)
  36. Riga 6 / Colonna 1 → 7 (Naked Single)
  37. Riga 4 / Colonna 7 → 9 (Naked Single)
  38. Riga 5 / Colonna 7 → 8 (Full House)
  39. Riga 8 / Colonna 2 → 2 (Naked Single)
  40. Riga 3 / Colonna 6 → 5 (Naked Single)
  41. Riga 6 / Colonna 3 → 2 (Naked Single)
  42. Riga 7 / Colonna 3 → 1 (Naked Single)
  43. Riga 8 / Colonna 7 → 7 (Naked Single)
  44. Riga 3 / Colonna 7 → 1 (Naked Single)
  45. Riga 2 / Colonna 8 → 5 (Full House)
  46. Riga 3 / Colonna 4 → 6 (Full House)
  47. Riga 4 / Colonna 6 → 6 (Naked Single)
  48. Riga 9 / Colonna 3 → 7 (Naked Single)
  49. Riga 8 / Colonna 3 → 4 (Full House)
  50. Riga 9 / Colonna 7 → 5 (Naked Single)
  51. Riga 7 / Colonna 7 → 2 (Full House)
  52. Riga 8 / Colonna 8 → 9 (Naked Single)
  53. Riga 8 / Colonna 4 → 5 (Full House)
  54. Riga 9 / Colonna 8 → 1 (Full House)
  55. Riga 9 / Colonna 1 → 9 (Full House)
  56. Riga 7 / Colonna 4 → 9 (Full House)
  57. Riga 7 / Colonna 1 → 5 (Full House)
  58. Riga 4 / Colonna 1 → 4 (Naked Single)
  59. Riga 5 / Colonna 1 → 6 (Full House)
  60. Riga 5 / Colonna 6 → 9 (Naked Single)
  61. Riga 2 / Colonna 6 → 8 (Full House)
  62. Riga 5 / Colonna 2 → 5 (Naked Single)
  63. Riga 5 / Colonna 5 → 4 (Full House)
  64. Riga 6 / Colonna 5 → 1 (Naked Single)
  65. Riga 2 / Colonna 4 → 1 (Naked Single)
  66. Riga 2 / Colonna 5 → 9 (Full House)
  67. Riga 4 / Colonna 5 → 5 (Full House)
  68. Riga 4 / Colonna 2 → 1 (Full House)
  69. Riga 6 / Colonna 2 → 9 (Full House)
  70. Riga 6 / Colonna 4 → 8 (Full House)
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