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

Questo puzzle di sudoku ha 67 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Triple, Hidden Pair, undefined, Naked Pair, Empty Rectangle, Naked Single, Full House.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 1 → 1 (Hidden Single)
  2. Riga 8 / Colonna 5 → 9 (Hidden Single)
  3. Riga 8 / Colonna 7 → 1 (Hidden Single)
  4. Riga 1 / Colonna 5 → 1 (Hidden Single)
  5. Riga 8 / Colonna 9 → 6 (Hidden Single)
  6. Locked Candidates Type 1 (Pointing): 5 in b3 => r45c8<>5
  7. Locked Candidates Type 1 (Pointing): 4 in b9 => r13c8<>4
  8. Locked Candidates Type 2 (Claiming): 5 in r5 => r4c45,r6c5<>5
  9. Riga 3 / Colonna 5 → 5 (Hidden Single)
  10. Riga 1 / Colonna 8 → 5 (Hidden Single)
  11. Locked Candidates Type 2 (Claiming): 2 in c3 => r46c1<>2
  12. Naked Triple: 4,7,8 in r13c6,r2c5 => r123c4<>4, r123c4<>8, r23c4<>7
  13. Naked Triple: 4,7,8 in r4c45,r6c5 => r5c46<>7
  14. Hidden Pair: 2,3 in r7c12 => r7c12<>4, r7c1<>5, r7c2<>8, r7c2<>9
  15. Riga 9 / Colonna 2 → 9 (Hidden Single)
  16. Locked Candidates Type 1 (Pointing): 5 in b7 => r8c4<>5
  17. 2-String Kite: 7 in r2c3,r9c6 (connected by r2c5,r3c6) => r9c3<>7
  18. Locked Candidates Type 1 (Pointing): 7 in b7 => r8c4<>7
  19. Naked Pair: 4,8 in r9c38 => r9c46<>4, r9c46<>8
  20. Empty Rectangle: 7 in b5 (r2c35) => r4c3<>7
  21. W-Wing: 6/3 in r2c4,r5c7 connected by 3 in r1c47 => r2c7<>6
  22. Riga 2 / Colonna 4 → 6 (Hidden Single)
  23. Riga 3 / Colonna 4 → 2 (Naked Single)
  24. Riga 1 / Colonna 4 → 3 (Naked Single)
  25. Riga 1 / Colonna 2 → 2 (Hidden Single)
  26. Riga 7 / Colonna 2 → 3 (Naked Single)
  27. Riga 5 / Colonna 2 → 7 (Naked Single)
  28. Riga 7 / Colonna 1 → 2 (Naked Single)
  29. Riga 5 / Colonna 8 → 6 (Naked Single)
  30. Riga 5 / Colonna 7 → 3 (Naked Single)
  31. Riga 4 / Colonna 1 → 3 (Hidden Single)
  32. Riga 4 / Colonna 8 → 7 (Hidden Single)
  33. Riga 6 / Colonna 5 → 7 (Hidden Single)
  34. Riga 3 / Colonna 7 → 6 (Hidden Single)
  35. Riga 2 / Colonna 9 → 3 (Hidden Single)
  36. Riga 9 / Colonna 4 → 7 (Hidden Single)
  37. Riga 9 / Colonna 6 → 1 (Naked Single)
  38. Riga 5 / Colonna 6 → 5 (Naked Single)
  39. Riga 5 / Colonna 4 → 1 (Full House)
  40. Riga 2 / Colonna 3 → 7 (Hidden Single)
  41. Riga 3 / Colonna 1 → 4 (Naked Single)
  42. Riga 3 / Colonna 2 → 8 (Full House)
  43. Riga 8 / Colonna 2 → 4 (Full House)
  44. Riga 6 / Colonna 1 → 5 (Naked Single)
  45. Riga 8 / Colonna 1 → 7 (Full House)
  46. Riga 3 / Colonna 6 → 7 (Naked Single)
  47. Riga 3 / Colonna 8 → 9 (Full House)
  48. Riga 8 / Colonna 4 → 8 (Naked Single)
  49. Riga 8 / Colonna 3 → 5 (Full House)
  50. Riga 9 / Colonna 3 → 8 (Full House)
  51. Riga 9 / Colonna 8 → 4 (Full House)
  52. Riga 7 / Colonna 8 → 8 (Full House)
  53. Riga 7 / Colonna 9 → 9 (Full House)
  54. Riga 6 / Colonna 9 → 8 (Naked Single)
  55. Riga 4 / Colonna 9 → 5 (Full House)
  56. Riga 4 / Colonna 4 → 4 (Naked Single)
  57. Riga 4 / Colonna 5 → 8 (Full House)
  58. Riga 7 / Colonna 4 → 5 (Full House)
  59. Riga 7 / Colonna 6 → 4 (Full House)
  60. Riga 2 / Colonna 5 → 4 (Full House)
  61. Riga 1 / Colonna 6 → 8 (Full House)
  62. Riga 2 / Colonna 7 → 8 (Full House)
  63. Riga 1 / Colonna 7 → 4 (Full House)
  64. Riga 6 / Colonna 7 → 2 (Naked Single)
  65. Riga 4 / Colonna 7 → 9 (Full House)
  66. Riga 4 / Colonna 3 → 2 (Full House)
  67. Riga 6 / Colonna 3 → 4 (Full House)
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