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

Questo puzzle di sudoku ha 64 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Naked Triple, Naked Pair, Remote Pair.

Prova a risolvere

Passaggi della soluzione:

  1. Riga 1 / Colonna 6 → 7 (Hidden Single)
  2. Riga 2 / Colonna 8 → 9 (Hidden Single)
  3. Riga 1 / Colonna 3 → 1 (Hidden Single)
  4. Riga 4 / Colonna 2 → 9 (Hidden Single)
  5. Riga 2 / Colonna 7 → 8 (Hidden Single)
  6. Riga 1 / Colonna 1 → 8 (Hidden Single)
  7. Riga 9 / Colonna 6 → 9 (Hidden Single)
  8. Riga 5 / Colonna 5 → 9 (Hidden Single)
  9. Riga 6 / Colonna 2 → 2 (Hidden Single)
  10. Riga 2 / Colonna 5 → 3 (Hidden Single)
  11. Riga 5 / Colonna 7 → 1 (Hidden Single)
  12. Riga 6 / Colonna 7 → 5 (Naked Single)
  13. Riga 6 / Colonna 8 → 8 (Naked Single)
  14. Riga 5 / Colonna 9 → 4 (Naked Single)
  15. Riga 5 / Colonna 8 → 7 (Naked Single)
  16. Riga 5 / Colonna 1 → 5 (Naked Single)
  17. Riga 5 / Colonna 3 → 8 (Full House)
  18. Riga 4 / Colonna 3 → 7 (Full House)
  19. Riga 3 / Colonna 1 → 9 (Naked Single)
  20. Riga 7 / Colonna 5 → 1 (Hidden Single)
  21. Riga 9 / Colonna 9 → 8 (Hidden Single)
  22. Riga 7 / Colonna 3 → 9 (Hidden Single)
  23. Riga 3 / Colonna 9 → 3 (Hidden Single)
  24. Locked Candidates Type 1 (Pointing): 2 in b2 => r89c5<>2
  25. Locked Candidates Type 1 (Pointing): 5 in b3 => r1c5<>5
  26. Naked Triple: 4,5,8 in r8c256 => r8c48<>4, r8c48<>5
  27. Naked Pair: 2,3 in r48c8 => r19c8<>2, r9c8<>3
  28. Naked Pair: 4,5 in r9c38 => r9c457<>4, r9c45<>5
  29. Riga 9 / Colonna 5 → 6 (Naked Single)
  30. Riga 1 / Colonna 7 → 6 (Hidden Single)
  31. Riga 3 / Colonna 6 → 6 (Hidden Single)
  32. Riga 6 / Colonna 6 → 1 (Naked Single)
  33. Riga 6 / Colonna 4 → 6 (Full House)
  34. Riga 2 / Colonna 4 → 1 (Hidden Single)
  35. Naked Pair: 2,7 in r89c4 => r7c4<>2, r7c4<>7
  36. Remote Pair: 4/5 r1c8 -5- r9c8 -4- r9c3 -5- r3c3 -4- r2c2 -5- r2c6 => r1c5,r3c7<>4
  37. Riga 1 / Colonna 5 → 2 (Naked Single)
  38. Riga 3 / Colonna 7 → 2 (Naked Single)
  39. Riga 1 / Colonna 9 → 5 (Naked Single)
  40. Riga 1 / Colonna 8 → 4 (Full House)
  41. Riga 7 / Colonna 9 → 2 (Full House)
  42. Riga 4 / Colonna 7 → 3 (Naked Single)
  43. Riga 4 / Colonna 8 → 2 (Full House)
  44. Riga 9 / Colonna 8 → 5 (Naked Single)
  45. Riga 8 / Colonna 8 → 3 (Full House)
  46. Riga 7 / Colonna 1 → 7 (Naked Single)
  47. Riga 9 / Colonna 7 → 7 (Naked Single)
  48. Riga 7 / Colonna 7 → 4 (Full House)
  49. Riga 7 / Colonna 4 → 5 (Full House)
  50. Riga 9 / Colonna 3 → 4 (Naked Single)
  51. Riga 3 / Colonna 3 → 5 (Full House)
  52. Riga 2 / Colonna 2 → 4 (Full House)
  53. Riga 8 / Colonna 2 → 5 (Full House)
  54. Riga 3 / Colonna 5 → 4 (Full House)
  55. Riga 2 / Colonna 6 → 5 (Full House)
  56. Riga 8 / Colonna 1 → 2 (Naked Single)
  57. Riga 9 / Colonna 1 → 3 (Full House)
  58. Riga 9 / Colonna 4 → 2 (Full House)
  59. Riga 4 / Colonna 4 → 4 (Naked Single)
  60. Riga 8 / Colonna 4 → 7 (Full House)
  61. Riga 8 / Colonna 5 → 8 (Naked Single)
  62. Riga 4 / Colonna 5 → 5 (Full House)
  63. Riga 4 / Colonna 6 → 8 (Full House)
  64. Riga 8 / Colonna 6 → 4 (Full House)
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