Soluzione per Sudoku diabolico #1242318957640

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

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 6 / Colonna 2 → 5 (Naked Single)
  2. Riga 6 / Colonna 3 → 7 (Naked Single)
  3. Riga 2 / Colonna 7 → 3 (Hidden Single)
  4. Riga 2 / Colonna 2 → 6 (Naked Single)
  5. Riga 5 / Colonna 8 → 9 (Hidden Single)
  6. Riga 3 / Colonna 3 → 9 (Hidden Single)
  7. Riga 5 / Colonna 1 → 1 (Hidden Single)
  8. Riga 9 / Colonna 1 → 3 (Hidden Single)
  9. Riga 1 / Colonna 1 → 8 (Naked Single)
  10. Riga 1 / Colonna 3 → 3 (Naked Single)
  11. Riga 3 / Colonna 1 → 5 (Full House)
  12. Riga 4 / Colonna 3 → 8 (Naked Single)
  13. Riga 5 / Colonna 2 → 3 (Full House)
  14. Riga 7 / Colonna 3 → 5 (Naked Single)
  15. Riga 8 / Colonna 3 → 4 (Full House)
  16. Riga 4 / Colonna 8 → 1 (Hidden Single)
  17. Riga 2 / Colonna 8 → 7 (Naked Single)
  18. Riga 2 / Colonna 9 → 1 (Naked Single)
  19. Riga 4 / Colonna 5 → 3 (Hidden Single)
  20. Riga 9 / Colonna 9 → 5 (Hidden Single)
  21. Riga 3 / Colonna 4 → 7 (Hidden Single)
  22. Riga 8 / Colonna 1 → 7 (Hidden Single)
  23. Riga 7 / Colonna 1 → 6 (Full House)
  24. Locked Candidates Type 1 (Pointing): 6 in b6 => r39c7<>6
  25. Riga 8 / Colonna 8 → 6 (Hidden Single)
  26. Riga 3 / Colonna 8 → 2 (Full House)
  27. Naked Triple: 2,7,8 in r7c279 => r7c5<>8, r7c6<>2
  28. Hidden Pair: 2,8 in r59c4 => r9c4<>6
  29. Riga 9 / Colonna 6 → 6 (Hidden Single)
  30. Naked Triple: 1,4,9 in r167c6 => r5c6<>4
  31. Skyscraper: 4 in r1c6,r5c5 (connected by r15c9) => r3c5,r6c6<>4
  32. Riga 3 / Colonna 5 → 6 (Naked Single)
  33. Riga 1 / Colonna 4 → 1 (Naked Single)
  34. Riga 1 / Colonna 6 → 4 (Naked Single)
  35. Riga 1 / Colonna 9 → 6 (Full House)
  36. Uniqueness Test 1: 1/9 in r6c56,r7c56 => r6c5<>1, r6c5<>9
  37. Riga 6 / Colonna 5 → 4 (Naked Single)
  38. Riga 5 / Colonna 5 → 8 (Naked Single)
  39. Riga 6 / Colonna 7 → 6 (Naked Single)
  40. Riga 5 / Colonna 4 → 2 (Naked Single)
  41. Riga 8 / Colonna 5 → 5 (Naked Single)
  42. Riga 4 / Colonna 7 → 7 (Naked Single)
  43. Riga 5 / Colonna 9 → 4 (Full House)
  44. Riga 5 / Colonna 6 → 7 (Full House)
  45. Riga 6 / Colonna 4 → 9 (Naked Single)
  46. Riga 6 / Colonna 6 → 1 (Full House)
  47. Riga 9 / Colonna 4 → 8 (Naked Single)
  48. Riga 9 / Colonna 7 → 2 (Full House)
  49. Riga 2 / Colonna 5 → 9 (Naked Single)
  50. Riga 2 / Colonna 4 → 5 (Full House)
  51. Riga 7 / Colonna 5 → 1 (Full House)
  52. Riga 4 / Colonna 4 → 6 (Full House)
  53. Riga 4 / Colonna 6 → 5 (Full House)
  54. Riga 8 / Colonna 6 → 2 (Naked Single)
  55. Riga 7 / Colonna 6 → 9 (Full House)
  56. Riga 8 / Colonna 2 → 8 (Full House)
  57. Riga 7 / Colonna 2 → 2 (Full House)
  58. Riga 3 / Colonna 9 → 8 (Naked Single)
  59. Riga 3 / Colonna 7 → 4 (Full House)
  60. Riga 7 / Colonna 7 → 8 (Full House)
  61. Riga 7 / Colonna 9 → 7 (Full House)
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