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

Questo puzzle di sudoku ha 77 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Locked Candidates Type 1 (Pointing), Naked Triple, Hidden Pair, Locked Candidates Type 2 (Claiming), Turbot Fish, undefined, Continuous Nice Loop, Naked Pair, 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 3 / Colonna 3 → 5 (Hidden Single)
  2. Riga 1 / Colonna 6 → 5 (Hidden Single)
  3. Riga 6 / Colonna 4 → 5 (Hidden Single)
  4. Riga 8 / Colonna 1 → 1 (Hidden Single)
  5. Riga 9 / Colonna 2 → 5 (Hidden Single)
  6. Riga 7 / Colonna 7 → 5 (Hidden Single)
  7. Riga 5 / Colonna 8 → 5 (Hidden Single)
  8. Riga 8 / Colonna 2 → 7 (Hidden Single)
  9. Riga 8 / Colonna 7 → 3 (Naked Single)
  10. Locked Candidates Type 1 (Pointing): 1 in b6 => r13c9<>1
  11. Locked Candidates Type 1 (Pointing): 9 in b7 => r7c45<>9
  12. Locked Candidates Type 1 (Pointing): 2 in b8 => r456c5<>2
  13. Naked Triple: 4,6,9 in r78c4,r8c6 => r79c5,r9c4<>4, r9c4<>6
  14. Riga 9 / Colonna 4 → 3 (Naked Single)
  15. Locked Candidates Type 1 (Pointing): 4 in b8 => r2c4<>4
  16. Hidden Pair: 1,3 in r12c3 => r12c3<>4, r12c3<>9, r2c3<>2
  17. Naked Triple: 1,3,9 in r2c346 => r2c27<>9, r2c7<>1, r2c8<>3
  18. Locked Candidates Type 2 (Claiming): 9 in r2 => r13c5<>9
  19. Locked Candidates Type 2 (Claiming): 9 in c5 => r4c46,r6c6<>9
  20. Riga 6 / Colonna 6 → 2 (Naked Single)
  21. Turbot Fish: 2 r2c2 =2= r4c2 -2- r4c8 =2= r5c7 => r2c7<>2
  22. Riga 2 / Colonna 7 → 8 (Naked Single)
  23. Riga 9 / Colonna 7 → 7 (Naked Single)
  24. Riga 9 / Colonna 5 → 2 (Naked Single)
  25. Riga 7 / Colonna 5 → 7 (Naked Single)
  26. Riga 9 / Colonna 9 → 8 (Hidden Single)
  27. Locked Candidates Type 2 (Claiming): 4 in r9 => r7c13<>4
  28. Locked Candidates Type 2 (Claiming): 6 in r9 => r7c13<>6
  29. Hidden Pair: 6,7 in r1c89 => r1c89<>3, r1c89<>4, r1c9<>9
  30. Locked Candidates Type 1 (Pointing): 3 in b3 => r3c5<>3
  31. X-Wing: 2 r24 c28 => r3c8<>2
  32. W-Wing: 9/2 in r5c7,r7c1 connected by 2 in r3c17 => r5c1<>9
  33. Continuous Nice Loop: 1/4/9 7= r6c9 =1= r6c5 -1- r3c5 -4- r3c9 =4= r7c9 =6= r1c9 =7= r6c9 =1 => r14c5<>1, r3c18<>4, r6c9<>9
  34. Riga 3 / Colonna 8 → 3 (Naked Single)
  35. Naked Pair: 2,9 in r37c1 => r1c1<>9, r5c1<>2
  36. W-Wing: 2/9 in r3c1,r5c7 connected by 9 in r1c27 => r3c7<>2
  37. Riga 3 / Colonna 1 → 2 (Hidden Single)
  38. Riga 2 / Colonna 2 → 4 (Naked Single)
  39. Riga 7 / Colonna 1 → 9 (Naked Single)
  40. Riga 1 / Colonna 1 → 8 (Naked Single)
  41. Riga 2 / Colonna 8 → 2 (Naked Single)
  42. Riga 7 / Colonna 3 → 2 (Naked Single)
  43. Riga 1 / Colonna 2 → 9 (Naked Single)
  44. Riga 5 / Colonna 1 → 6 (Naked Single)
  45. Riga 9 / Colonna 1 → 4 (Full House)
  46. Riga 9 / Colonna 3 → 6 (Full House)
  47. Riga 4 / Colonna 8 → 8 (Naked Single)
  48. Riga 1 / Colonna 7 → 1 (Naked Single)
  49. Riga 6 / Colonna 2 → 8 (Naked Single)
  50. Riga 4 / Colonna 2 → 2 (Full House)
  51. Riga 5 / Colonna 3 → 9 (Naked Single)
  52. Riga 6 / Colonna 3 → 4 (Full House)
  53. Riga 6 / Colonna 8 → 7 (Naked Single)
  54. Riga 1 / Colonna 3 → 3 (Naked Single)
  55. Riga 2 / Colonna 3 → 1 (Full House)
  56. Riga 3 / Colonna 7 → 9 (Naked Single)
  57. Riga 5 / Colonna 7 → 2 (Full House)
  58. Riga 5 / Colonna 9 → 3 (Naked Single)
  59. Riga 5 / Colonna 5 → 8 (Full House)
  60. Riga 1 / Colonna 8 → 6 (Naked Single)
  61. Riga 8 / Colonna 8 → 4 (Full House)
  62. Riga 7 / Colonna 9 → 6 (Full House)
  63. Riga 7 / Colonna 4 → 4 (Full House)
  64. Riga 6 / Colonna 9 → 1 (Naked Single)
  65. Riga 4 / Colonna 9 → 9 (Full House)
  66. Riga 6 / Colonna 5 → 9 (Full House)
  67. Riga 1 / Colonna 5 → 4 (Naked Single)
  68. Riga 1 / Colonna 9 → 7 (Full House)
  69. Riga 3 / Colonna 9 → 4 (Full House)
  70. Riga 3 / Colonna 5 → 1 (Full House)
  71. Riga 4 / Colonna 5 → 3 (Full House)
  72. Riga 2 / Colonna 4 → 9 (Naked Single)
  73. Riga 2 / Colonna 6 → 3 (Full House)
  74. Riga 4 / Colonna 6 → 6 (Naked Single)
  75. Riga 4 / Colonna 4 → 1 (Full House)
  76. Riga 8 / Colonna 4 → 6 (Full House)
  77. Riga 8 / Colonna 6 → 9 (Full House)
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