Soluzione per Sudoku diabolico #4231462795840

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

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 4 / Colonna 8 → 9 (Naked Single)
  2. Riga 4 / Colonna 7 → 5 (Naked Single)
  3. Riga 1 / Colonna 9 → 4 (Hidden Single)
  4. Riga 5 / Colonna 9 → 6 (Hidden Single)
  5. Riga 2 / Colonna 7 → 3 (Hidden Single)
  6. Riga 5 / Colonna 2 → 7 (Hidden Single)
  7. Riga 7 / Colonna 7 → 7 (Hidden Single)
  8. Riga 8 / Colonna 3 → 4 (Hidden Single)
  9. Riga 8 / Colonna 8 → 8 (Naked Single)
  10. Riga 9 / Colonna 9 → 2 (Naked Single)
  11. Riga 7 / Colonna 9 → 9 (Naked Single)
  12. Riga 9 / Colonna 7 → 4 (Full House)
  13. Riga 6 / Colonna 7 → 2 (Naked Single)
  14. Riga 3 / Colonna 7 → 9 (Full House)
  15. Riga 5 / Colonna 8 → 4 (Full House)
  16. Riga 6 / Colonna 2 → 6 (Hidden Single)
  17. Riga 8 / Colonna 2 → 5 (Naked Single)
  18. Riga 8 / Colonna 1 → 6 (Naked Single)
  19. Riga 6 / Colonna 5 → 4 (Hidden Single)
  20. Riga 1 / Colonna 1 → 9 (Hidden Single)
  21. Riga 2 / Colonna 9 → 5 (Hidden Single)
  22. Riga 3 / Colonna 9 → 8 (Full House)
  23. Riga 7 / Colonna 6 → 5 (Hidden Single)
  24. Locked Candidates Type 1 (Pointing): 8 in b4 => r17c3<>8
  25. Riga 2 / Colonna 2 → 8 (Hidden Single)
  26. Riga 7 / Colonna 2 → 1 (Full House)
  27. Naked Triple: 1,2,5 in r3c138 => r3c4<>1, r3c5<>2
  28. Hidden Pair: 1,2 in r15c6 => r1c6<>8
  29. Riga 1 / Colonna 4 → 8 (Hidden Single)
  30. Naked Triple: 3,6,7 in r349c4 => r5c4<>3
  31. Skyscraper: 3 in r5c5,r9c4 (connected by r59c1) => r4c4,r7c5<>3
  32. Riga 7 / Colonna 5 → 8 (Naked Single)
  33. Riga 9 / Colonna 6 → 6 (Naked Single)
  34. Riga 9 / Colonna 4 → 3 (Naked Single)
  35. Riga 9 / Colonna 1 → 8 (Full House)
  36. Uniqueness Test 1: 6/7 in r3c45,r4c45 => r4c5<>6, r4c5<>7
  37. Riga 4 / Colonna 5 → 3 (Naked Single)
  38. Riga 4 / Colonna 3 → 8 (Naked Single)
  39. Riga 5 / Colonna 5 → 2 (Naked Single)
  40. Riga 4 / Colonna 6 → 7 (Naked Single)
  41. Riga 4 / Colonna 4 → 6 (Full House)
  42. Riga 6 / Colonna 3 → 5 (Naked Single)
  43. Riga 5 / Colonna 1 → 3 (Full House)
  44. Riga 2 / Colonna 5 → 9 (Naked Single)
  45. Riga 5 / Colonna 6 → 1 (Naked Single)
  46. Riga 5 / Colonna 4 → 5 (Full House)
  47. Riga 8 / Colonna 6 → 9 (Naked Single)
  48. Riga 8 / Colonna 5 → 7 (Full House)
  49. Riga 3 / Colonna 5 → 6 (Full House)
  50. Riga 3 / Colonna 4 → 7 (Naked Single)
  51. Riga 6 / Colonna 4 → 9 (Naked Single)
  52. Riga 2 / Colonna 4 → 1 (Full House)
  53. Riga 1 / Colonna 6 → 2 (Full House)
  54. Riga 6 / Colonna 6 → 8 (Full House)
  55. Riga 2 / Colonna 8 → 2 (Full House)
  56. Riga 1 / Colonna 3 → 1 (Full House)
  57. Riga 3 / Colonna 8 → 1 (Full House)
  58. Riga 7 / Colonna 1 → 2 (Naked Single)
  59. Riga 3 / Colonna 1 → 5 (Full House)
  60. Riga 3 / Colonna 3 → 2 (Full House)
  61. Riga 7 / Colonna 3 → 3 (Full House)
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