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

Questo puzzle di sudoku ha 69 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Hidden Pair, Empty Rectangle, Continuous Nice Loop, Naked Pair, Naked Triple, undefined.

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 1 / Colonna 4 → 8 (Hidden Single)
  2. Riga 5 / Colonna 8 → 8 (Hidden Single)
  3. Riga 4 / Colonna 5 → 5 (Hidden Single)
  4. Riga 2 / Colonna 9 → 5 (Hidden Single)
  5. Riga 3 / Colonna 8 → 9 (Hidden Single)
  6. Riga 4 / Colonna 4 → 7 (Hidden Single)
  7. Riga 9 / Colonna 5 → 7 (Hidden Single)
  8. Riga 9 / Colonna 3 → 8 (Hidden Single)
  9. Riga 8 / Colonna 5 → 8 (Hidden Single)
  10. Riga 6 / Colonna 1 → 8 (Hidden Single)
  11. Riga 7 / Colonna 7 → 8 (Hidden Single)
  12. Riga 8 / Colonna 1 → 6 (Hidden Single)
  13. Riga 2 / Colonna 5 → 6 (Hidden Single)
  14. Riga 7 / Colonna 8 → 2 (Hidden Single)
  15. Riga 1 / Colonna 8 → 4 (Naked Single)
  16. Riga 9 / Colonna 8 → 6 (Full House)
  17. Riga 4 / Colonna 2 → 6 (Hidden Single)
  18. Riga 3 / Colonna 5 → 3 (Hidden Single)
  19. Riga 7 / Colonna 4 → 6 (Hidden Single)
  20. Locked Candidates Type 1 (Pointing): 2 in b2 => r5c4<>2
  21. Locked Candidates Type 1 (Pointing): 2 in b3 => r46c7<>2
  22. Locked Candidates Type 1 (Pointing): 3 in b3 => r8c7<>3
  23. Riga 8 / Colonna 9 → 3 (Hidden Single)
  24. Locked Candidates Type 1 (Pointing): 4 in b5 => r5c2<>4
  25. Locked Candidates Type 2 (Claiming): 1 in c5 => r5c46<>1
  26. Hidden Pair: 5,7 in r17c3 => r17c3<>1, r1c3<>2
  27. Empty Rectangle: 4 in b4 (r8c37) => r4c7<>4
  28. Continuous Nice Loop: 1/2 5= r3c2 =4= r9c2 =3= r9c6 =9= r5c6 =4= r3c6 =5= r3c2 =4 => r3c26,r9c26<>1, r3c2<>2
  29. Naked Pair: 4,5 in r3c26 => r3c14<>4
  30. Naked Triple: 1,3,7 in r137c1 => r2c1<>3, r4c1<>1
  31. Riga 2 / Colonna 7 → 3 (Hidden Single)
  32. 2-String Kite: 1 in r3c1,r7c6 (connected by r1c6,r3c4) => r7c1<>1
  33. Locked Candidates Type 2 (Claiming): 1 in c1 => r1c2<>1
  34. XY-Wing: 5/7/1 in r1c36,r3c1 => r1c1,r3c4<>1
  35. Riga 3 / Colonna 4 → 2 (Naked Single)
  36. Riga 2 / Colonna 4 → 4 (Naked Single)
  37. Riga 3 / Colonna 7 → 7 (Naked Single)
  38. Riga 1 / Colonna 7 → 2 (Full House)
  39. Riga 2 / Colonna 1 → 9 (Naked Single)
  40. Riga 2 / Colonna 3 → 2 (Full House)
  41. Riga 3 / Colonna 6 → 5 (Naked Single)
  42. Riga 1 / Colonna 6 → 1 (Full House)
  43. Riga 5 / Colonna 4 → 9 (Naked Single)
  44. Riga 9 / Colonna 4 → 1 (Full House)
  45. Riga 3 / Colonna 1 → 1 (Naked Single)
  46. Riga 3 / Colonna 2 → 4 (Full House)
  47. Riga 4 / Colonna 1 → 4 (Naked Single)
  48. Riga 7 / Colonna 6 → 3 (Naked Single)
  49. Riga 9 / Colonna 6 → 9 (Full House)
  50. Riga 5 / Colonna 6 → 4 (Full House)
  51. Riga 9 / Colonna 9 → 4 (Naked Single)
  52. Riga 9 / Colonna 2 → 3 (Full House)
  53. Riga 8 / Colonna 7 → 1 (Full House)
  54. Riga 8 / Colonna 3 → 4 (Full House)
  55. Riga 7 / Colonna 1 → 7 (Naked Single)
  56. Riga 1 / Colonna 1 → 3 (Full House)
  57. Riga 1 / Colonna 2 → 5 (Naked Single)
  58. Riga 1 / Colonna 3 → 7 (Full House)
  59. Riga 4 / Colonna 7 → 9 (Naked Single)
  60. Riga 6 / Colonna 7 → 4 (Full House)
  61. Riga 7 / Colonna 3 → 5 (Naked Single)
  62. Riga 7 / Colonna 2 → 1 (Full House)
  63. Riga 5 / Colonna 2 → 2 (Full House)
  64. Riga 5 / Colonna 5 → 1 (Full House)
  65. Riga 6 / Colonna 5 → 2 (Full House)
  66. Riga 4 / Colonna 3 → 1 (Naked Single)
  67. Riga 4 / Colonna 9 → 2 (Full House)
  68. Riga 6 / Colonna 9 → 1 (Full House)
  69. Riga 6 / Colonna 3 → 9 (Full House)
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