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

Questo puzzle di sudoku ha 61 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Full House, Locked Candidates Type 2 (Claiming), Naked Pair, Bivalue Universal Grave + 1.

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

Passaggi della soluzione:

  1. Riga 3 / Colonna 3 → 3 (Hidden Single)
  2. Riga 1 / Colonna 4 → 4 (Hidden Single)
  3. Riga 9 / Colonna 3 → 4 (Hidden Single)
  4. Riga 2 / Colonna 1 → 4 (Hidden Single)
  5. Riga 4 / Colonna 1 → 1 (Hidden Single)
  6. Riga 8 / Colonna 9 → 1 (Hidden Single)
  7. Riga 5 / Colonna 8 → 1 (Hidden Single)
  8. Riga 8 / Colonna 1 → 2 (Hidden Single)
  9. Riga 5 / Colonna 2 → 2 (Hidden Single)
  10. Riga 9 / Colonna 4 → 1 (Hidden Single)
  11. Riga 5 / Colonna 7 → 8 (Hidden Single)
  12. Riga 6 / Colonna 9 → 7 (Naked Single)
  13. Riga 8 / Colonna 7 → 7 (Naked Single)
  14. Riga 4 / Colonna 9 → 2 (Naked Single)
  15. Riga 2 / Colonna 9 → 8 (Full House)
  16. Riga 6 / Colonna 1 → 5 (Naked Single)
  17. Riga 1 / Colonna 1 → 7 (Full House)
  18. Riga 1 / Colonna 8 → 6 (Naked Single)
  19. Riga 2 / Colonna 7 → 2 (Naked Single)
  20. Riga 3 / Colonna 8 → 7 (Full House)
  21. Riga 4 / Colonna 8 → 3 (Naked Single)
  22. Riga 9 / Colonna 7 → 3 (Naked Single)
  23. Riga 6 / Colonna 8 → 4 (Naked Single)
  24. Riga 7 / Colonna 7 → 4 (Naked Single)
  25. Riga 4 / Colonna 3 → 7 (Hidden Single)
  26. Riga 1 / Colonna 6 → 8 (Hidden Single)
  27. Riga 6 / Colonna 5 → 3 (Hidden Single)
  28. Riga 7 / Colonna 6 → 3 (Hidden Single)
  29. Riga 6 / Colonna 7 → 9 (Hidden Single)
  30. Riga 4 / Colonna 7 → 6 (Full House)
  31. Locked Candidates Type 2 (Claiming): 5 in c4 => r78c5,r9c6<>5
  32. Naked Pair: 2,7 in r7c5,r9c6 => r7c4<>7
  33. Riga 7 / Colonna 4 → 5 (Naked Single)
  34. Riga 5 / Colonna 4 → 7 (Hidden Single)
  35. Riga 5 / Colonna 6 → 6 (Full House)
  36. Naked Pair: 5,9 in r14c5 => r2c5<>5, r38c5<>9
  37. Riga 8 / Colonna 5 → 6 (Naked Single)
  38. Riga 8 / Colonna 4 → 9 (Naked Single)
  39. Riga 3 / Colonna 4 → 6 (Full House)
  40. Bivalue Universal Grave + 1 => r2c2<>1, r2c2<>6
  41. Riga 2 / Colonna 2 → 5 (Naked Single)
  42. Riga 1 / Colonna 2 → 9 (Naked Single)
  43. Riga 1 / Colonna 5 → 5 (Full House)
  44. Riga 2 / Colonna 3 → 6 (Naked Single)
  45. Riga 3 / Colonna 2 → 1 (Full House)
  46. Riga 2 / Colonna 6 → 7 (Naked Single)
  47. Riga 2 / Colonna 5 → 1 (Full House)
  48. Riga 9 / Colonna 2 → 7 (Naked Single)
  49. Riga 4 / Colonna 5 → 9 (Naked Single)
  50. Riga 4 / Colonna 6 → 5 (Full House)
  51. Riga 6 / Colonna 3 → 8 (Naked Single)
  52. Riga 6 / Colonna 2 → 6 (Full House)
  53. Riga 7 / Colonna 2 → 8 (Full House)
  54. Riga 8 / Colonna 3 → 5 (Full House)
  55. Riga 8 / Colonna 8 → 8 (Full House)
  56. Riga 3 / Colonna 5 → 2 (Naked Single)
  57. Riga 3 / Colonna 6 → 9 (Full House)
  58. Riga 9 / Colonna 6 → 2 (Full House)
  59. Riga 7 / Colonna 5 → 7 (Full House)
  60. Riga 7 / Colonna 8 → 2 (Full House)
  61. Riga 9 / Colonna 8 → 5 (Full House)
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