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

Questo puzzle di sudoku ha 71 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Pair, Locked Candidates Type 1 (Pointing), Naked Single, Full House, Locked Candidates Type 2 (Claiming), Naked Pair, undefined, Turbot Fish, Uniqueness Test 4, Hidden Rectangle.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 4 → 1 (Hidden Single)
  2. Riga 6 / Colonna 4 → 8 (Hidden Single)
  3. Riga 5 / Colonna 7 → 8 (Hidden Single)
  4. Riga 8 / Colonna 3 → 1 (Hidden Single)
  5. Riga 5 / Colonna 1 → 1 (Hidden Single)
  6. Riga 4 / Colonna 4 → 7 (Hidden Single)
  7. Riga 1 / Colonna 7 → 1 (Hidden Single)
  8. Riga 6 / Colonna 9 → 1 (Hidden Single)
  9. Riga 7 / Colonna 3 → 7 (Hidden Single)
  10. Riga 6 / Colonna 8 → 7 (Hidden Single)
  11. Riga 3 / Colonna 7 → 7 (Hidden Single)
  12. Riga 8 / Colonna 9 → 7 (Hidden Single)
  13. Riga 1 / Colonna 5 → 7 (Hidden Single)
  14. Riga 4 / Colonna 7 → 3 (Hidden Single)
  15. Riga 8 / Colonna 8 → 3 (Hidden Single)
  16. Riga 5 / Colonna 6 → 3 (Hidden Single)
  17. Riga 5 / Colonna 9 → 2 (Hidden Single)
  18. Locked Pair: 4,6 in r79c9 => r13c9<>6, r3c9,r79c7<>4
  19. Riga 2 / Colonna 7 → 4 (Hidden Single)
  20. Locked Candidates Type 1 (Pointing): 5 in b4 => r123c3<>5
  21. Locked Candidates Type 1 (Pointing): 5 in b6 => r23c8<>5
  22. Riga 2 / Colonna 6 → 5 (Hidden Single)
  23. Riga 6 / Colonna 3 → 5 (Hidden Single)
  24. Riga 8 / Colonna 6 → 2 (Hidden Single)
  25. Riga 8 / Colonna 4 → 6 (Naked Single)
  26. Riga 3 / Colonna 4 → 2 (Hidden Single)
  27. Riga 4 / Colonna 8 → 5 (Hidden Single)
  28. Riga 5 / Colonna 8 → 4 (Full House)
  29. Locked Candidates Type 2 (Claiming): 2 in c1 => r9c3<>2
  30. Naked Pair: 6,9 in r3c58 => r3c13<>6, r3c3<>9
  31. 2-String Kite: 6 in r1c6,r5c3 (connected by r4c6,r5c5) => r1c3<>6
  32. Turbot Fish: 9 r1c6 =9= r6c6 -9- r6c2 =9= r5c3 => r1c3<>9
  33. X-Wing: 9 r16 c26 => r2c2<>9
  34. XYZ-Wing: 4/6/8 in r8c2,r9c39 => r9c1<>4
  35. Uniqueness Test 4: 5/9 in r5c45,r9c45 => r59c5<>9
  36. Hidden Rectangle: 2/6 in r2c23,r4c23 => r4c3<>6
  37. Finned X-Wing: 6 r14 c26 fr1c1 => r2c2<>6
  38. Riga 2 / Colonna 2 → 2 (Naked Single)
  39. Riga 4 / Colonna 3 → 2 (Hidden Single)
  40. Locked Candidates Type 1 (Pointing): 4 in b4 => r8c2<>4
  41. Riga 8 / Colonna 2 → 8 (Naked Single)
  42. Riga 8 / Colonna 5 → 4 (Full House)
  43. Riga 7 / Colonna 5 → 9 (Naked Single)
  44. Riga 3 / Colonna 5 → 6 (Naked Single)
  45. Riga 1 / Colonna 6 → 9 (Full House)
  46. Riga 7 / Colonna 7 → 2 (Naked Single)
  47. Riga 9 / Colonna 7 → 9 (Full House)
  48. Riga 9 / Colonna 4 → 5 (Naked Single)
  49. Riga 5 / Colonna 4 → 9 (Full House)
  50. Riga 9 / Colonna 5 → 8 (Full House)
  51. Riga 5 / Colonna 5 → 5 (Full House)
  52. Riga 5 / Colonna 3 → 6 (Full House)
  53. Riga 3 / Colonna 8 → 9 (Naked Single)
  54. Riga 2 / Colonna 8 → 6 (Full House)
  55. Riga 2 / Colonna 3 → 9 (Full House)
  56. Riga 1 / Colonna 2 → 6 (Naked Single)
  57. Riga 6 / Colonna 6 → 4 (Naked Single)
  58. Riga 4 / Colonna 6 → 6 (Full House)
  59. Riga 4 / Colonna 2 → 4 (Full House)
  60. Riga 6 / Colonna 2 → 9 (Full House)
  61. Riga 9 / Colonna 3 → 4 (Naked Single)
  62. Riga 1 / Colonna 1 → 5 (Naked Single)
  63. Riga 3 / Colonna 3 → 3 (Naked Single)
  64. Riga 1 / Colonna 3 → 8 (Full House)
  65. Riga 1 / Colonna 9 → 3 (Full House)
  66. Riga 3 / Colonna 1 → 4 (Full House)
  67. Riga 3 / Colonna 9 → 5 (Full House)
  68. Riga 7 / Colonna 1 → 6 (Naked Single)
  69. Riga 7 / Colonna 9 → 4 (Full House)
  70. Riga 9 / Colonna 9 → 6 (Full House)
  71. Riga 9 / Colonna 1 → 2 (Full House)
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