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

Questo puzzle di sudoku ha 65 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Locked Pair, Locked Candidates Type 1 (Pointing), Hidden Pair, undefined, Uniqueness Test 3, Full House.

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 3 → 1 (Hidden Single)
  2. Riga 1 / Colonna 1 → 8 (Hidden Single)
  3. Riga 7 / Colonna 5 → 8 (Hidden Single)
  4. Riga 6 / Colonna 3 → 8 (Hidden Single)
  5. Riga 6 / Colonna 8 → 9 (Naked Single)
  6. Riga 4 / Colonna 8 → 8 (Naked Single)
  7. Riga 2 / Colonna 9 → 8 (Hidden Single)
  8. Riga 8 / Colonna 7 → 8 (Hidden Single)
  9. Locked Pair: 5,7 in r6c45 => r4c4,r5c5,r6c2<>7, r5c5<>5
  10. Locked Pair: 6,7 in r4c79 => r4c26,r5c79<>6, r4c2,r5c79<>7
  11. Riga 6 / Colonna 6 → 6 (Hidden Single)
  12. Riga 6 / Colonna 2 → 3 (Naked Single)
  13. Riga 4 / Colonna 2 → 9 (Naked Single)
  14. Riga 4 / Colonna 4 → 4 (Naked Single)
  15. Riga 4 / Colonna 6 → 3 (Naked Single)
  16. Riga 5 / Colonna 5 → 9 (Naked Single)
  17. Locked Candidates Type 1 (Pointing): 5 in b9 => r9c3<>5
  18. Hidden Pair: 1,5 in r1c5,r2c4 => r1c5,r2c4<>7, r2c4<>2, r2c4<>9
  19. Locked Candidates Type 1 (Pointing): 7 in b2 => r3c1379<>7
  20. X-Wing: 4 c68 r28 => r8c13<>4
  21. Uniqueness Test 3: 2/5 in r5c79,r9c79 => r9c3<>4, r9c3<>9
  22. Riga 9 / Colonna 3 → 2 (Naked Single)
  23. Riga 7 / Colonna 2 → 6 (Naked Single)
  24. Riga 5 / Colonna 2 → 7 (Naked Single)
  25. Riga 5 / Colonna 1 → 4 (Naked Single)
  26. Riga 5 / Colonna 3 → 6 (Full House)
  27. Riga 8 / Colonna 2 → 5 (Naked Single)
  28. Riga 2 / Colonna 2 → 2 (Full House)
  29. Riga 8 / Colonna 1 → 7 (Hidden Single)
  30. Riga 8 / Colonna 3 → 9 (Naked Single)
  31. Riga 3 / Colonna 3 → 3 (Naked Single)
  32. Riga 9 / Colonna 1 → 1 (Naked Single)
  33. Riga 3 / Colonna 1 → 9 (Naked Single)
  34. Riga 7 / Colonna 1 → 3 (Full House)
  35. Riga 7 / Colonna 3 → 4 (Full House)
  36. Riga 9 / Colonna 5 → 4 (Naked Single)
  37. Riga 3 / Colonna 5 → 7 (Naked Single)
  38. Riga 8 / Colonna 6 → 2 (Naked Single)
  39. Riga 3 / Colonna 4 → 2 (Naked Single)
  40. Riga 6 / Colonna 5 → 5 (Naked Single)
  41. Riga 1 / Colonna 5 → 1 (Full House)
  42. Riga 6 / Colonna 4 → 7 (Full House)
  43. Riga 1 / Colonna 6 → 9 (Naked Single)
  44. Riga 2 / Colonna 6 → 4 (Full House)
  45. Riga 2 / Colonna 4 → 5 (Full House)
  46. Riga 8 / Colonna 4 → 1 (Naked Single)
  47. Riga 7 / Colonna 4 → 9 (Full House)
  48. Riga 8 / Colonna 8 → 4 (Full House)
  49. Riga 3 / Colonna 7 → 6 (Naked Single)
  50. Riga 3 / Colonna 9 → 4 (Full House)
  51. Riga 1 / Colonna 8 → 2 (Naked Single)
  52. Riga 2 / Colonna 8 → 1 (Full House)
  53. Riga 2 / Colonna 3 → 7 (Naked Single)
  54. Riga 1 / Colonna 3 → 5 (Full House)
  55. Riga 2 / Colonna 7 → 9 (Full House)
  56. Riga 7 / Colonna 9 → 2 (Naked Single)
  57. Riga 7 / Colonna 7 → 1 (Full House)
  58. Riga 4 / Colonna 7 → 7 (Naked Single)
  59. Riga 4 / Colonna 9 → 6 (Full House)
  60. Riga 1 / Colonna 9 → 7 (Naked Single)
  61. Riga 1 / Colonna 7 → 3 (Full House)
  62. Riga 9 / Colonna 7 → 5 (Naked Single)
  63. Riga 5 / Colonna 7 → 2 (Full House)
  64. Riga 5 / Colonna 9 → 5 (Full House)
  65. Riga 9 / Colonna 9 → 9 (Full House)
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