Soluzione per Sudoku diabolico #2396873152440

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

Questo puzzle di sudoku ha 61 passaggi e viene risolto utilizzando tecniche di Naked Single, Hidden Single, Full House, Locked Candidates Type 1 (Pointing), Naked Triple, Hidden Pair, Skyscraper, Uniqueness Test 1.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 6 → 5 (Naked Single)
  2. Riga 3 / Colonna 6 → 2 (Naked Single)
  3. Riga 1 / Colonna 5 → 7 (Hidden Single)
  4. Riga 3 / Colonna 8 → 9 (Hidden Single)
  5. Riga 3 / Colonna 3 → 1 (Hidden Single)
  6. Riga 1 / Colonna 9 → 8 (Hidden Single)
  7. Riga 7 / Colonna 2 → 8 (Hidden Single)
  8. Riga 2 / Colonna 2 → 4 (Naked Single)
  9. Riga 1 / Colonna 1 → 3 (Naked Single)
  10. Riga 1 / Colonna 3 → 5 (Naked Single)
  11. Riga 3 / Colonna 1 → 8 (Full House)
  12. Riga 3 / Colonna 4 → 3 (Naked Single)
  13. Riga 2 / Colonna 5 → 8 (Full House)
  14. Riga 3 / Colonna 7 → 5 (Full House)
  15. Riga 8 / Colonna 5 → 1 (Hidden Single)
  16. Riga 8 / Colonna 4 → 7 (Hidden Single)
  17. Riga 8 / Colonna 2 → 2 (Naked Single)
  18. Riga 9 / Colonna 2 → 7 (Naked Single)
  19. Riga 5 / Colonna 4 → 8 (Hidden Single)
  20. Riga 9 / Colonna 9 → 5 (Hidden Single)
  21. Riga 4 / Colonna 3 → 2 (Hidden Single)
  22. Riga 1 / Colonna 8 → 2 (Hidden Single)
  23. Riga 1 / Colonna 7 → 4 (Full House)
  24. Locked Candidates Type 1 (Pointing): 4 in b8 => r7c39<>4
  25. Riga 8 / Colonna 8 → 4 (Hidden Single)
  26. Riga 8 / Colonna 3 → 6 (Full House)
  27. Naked Triple: 2,3,6 in r279c7 => r5c7<>3, r6c7<>6
  28. Hidden Pair: 3,6 in r4c59 => r4c9<>4
  29. Riga 6 / Colonna 9 → 4 (Hidden Single)
  30. Naked Triple: 1,7,9 in r6c167 => r6c5<>9
  31. Skyscraper: 9 in r6c1,r7c3 (connected by r67c6) => r5c3,r9c1<>9
  32. Riga 5 / Colonna 3 → 4 (Naked Single)
  33. Riga 9 / Colonna 1 → 4 (Naked Single)
  34. Riga 4 / Colonna 1 → 7 (Naked Single)
  35. Riga 6 / Colonna 1 → 9 (Full House)
  36. Uniqueness Test 1: 1/7 in r5c67,r6c67 => r5c6<>1, r5c6<>7
  37. Riga 5 / Colonna 6 → 9 (Naked Single)
  38. Riga 5 / Colonna 5 → 3 (Naked Single)
  39. Riga 7 / Colonna 6 → 4 (Naked Single)
  40. Riga 4 / Colonna 5 → 6 (Naked Single)
  41. Riga 5 / Colonna 8 → 5 (Naked Single)
  42. Riga 4 / Colonna 6 → 1 (Naked Single)
  43. Riga 6 / Colonna 6 → 7 (Full House)
  44. Riga 7 / Colonna 4 → 2 (Naked Single)
  45. Riga 9 / Colonna 5 → 9 (Full House)
  46. Riga 6 / Colonna 5 → 2 (Full House)
  47. Riga 4 / Colonna 9 → 3 (Naked Single)
  48. Riga 7 / Colonna 9 → 6 (Full House)
  49. Riga 5 / Colonna 2 → 1 (Naked Single)
  50. Riga 4 / Colonna 2 → 5 (Full House)
  51. Riga 5 / Colonna 7 → 7 (Full House)
  52. Riga 4 / Colonna 4 → 4 (Full House)
  53. Riga 6 / Colonna 4 → 5 (Full House)
  54. Riga 6 / Colonna 8 → 6 (Naked Single)
  55. Riga 6 / Colonna 7 → 1 (Full House)
  56. Riga 2 / Colonna 8 → 3 (Full House)
  57. Riga 2 / Colonna 7 → 6 (Full House)
  58. Riga 9 / Colonna 3 → 3 (Naked Single)
  59. Riga 7 / Colonna 3 → 9 (Full House)
  60. Riga 7 / Colonna 7 → 3 (Full House)
  61. Riga 9 / Colonna 7 → 2 (Full House)
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