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

Questo puzzle di sudoku ha 69 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Locked Candidates Type 1 (Pointing), Hidden Rectangle, Finned Swordfish, Discontinuous Nice Loop, Grouped Discontinuous Nice Loop, undefined, Locked Pair, Full House.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 1 → 7 (Hidden Single)
  2. Riga 9 / Colonna 5 → 1 (Hidden Single)
  3. Riga 2 / Colonna 3 → 7 (Hidden Single)
  4. Riga 7 / Colonna 5 → 2 (Hidden Single)
  5. Riga 6 / Colonna 5 → 4 (Naked Single)
  6. Riga 4 / Colonna 5 → 7 (Hidden Single)
  7. Locked Candidates Type 1 (Pointing): 9 in b3 => r789c7<>9
  8. Locked Candidates Type 1 (Pointing): 1 in b4 => r5c4<>1
  9. Locked Candidates Type 1 (Pointing): 3 in b4 => r13c2<>3
  10. Locked Candidates Type 1 (Pointing): 8 in b7 => r12c1<>8
  11. Hidden Rectangle: 3/6 in r1c15,r3c15 => r3c1<>6
  12. Finned Swordfish: 6 r248 c268 fr2c1 => r13c2<>6
  13. Discontinuous Nice Loop: 6 r2c8 -6- r2c1 -5- r7c1 =5= r8c2 =6= r8c8 -6- r2c8 => r2c8<>6
  14. Locked Candidates Type 1 (Pointing): 6 in b3 => r9c9<>6
  15. Grouped Discontinuous Nice Loop: 4 r8c8 -4- r8c46 =4= r7c6 -4- r7c3 -9- r9c13 =9= r9c8 =6= r8c8 => r8c8<>4
  16. Almost Locked Set XZ-Rule: A=r7c36 {479}, B=r7c89,r89c8,r9c79 {2346789}, X=7, Z=4 => r7c7<>4
  17. Almost Locked Set XZ-Rule: A=r7c36 {479}, B=r79c9,r89c8,r9c7 {246789}, X=7, Z=4,9 => r7c8<>4, r7c8<>9
  18. Riga 7 / Colonna 8 → 3 (Naked Single)
  19. Riga 6 / Colonna 2 → 3 (Hidden Single)
  20. Riga 4 / Colonna 7 → 3 (Hidden Single)
  21. Locked Pair: 1,2 in r46c8 => r29c8,r5c79<>2
  22. Riga 2 / Colonna 8 → 4 (Naked Single)
  23. Riga 2 / Colonna 2 → 2 (Hidden Single)
  24. Riga 4 / Colonna 2 → 6 (Naked Single)
  25. Riga 5 / Colonna 2 → 9 (Naked Single)
  26. Riga 5 / Colonna 1 → 1 (Naked Single)
  27. Riga 5 / Colonna 3 → 2 (Full House)
  28. Riga 1 / Colonna 2 → 8 (Hidden Single)
  29. Riga 5 / Colonna 5 → 6 (Hidden Single)
  30. Riga 1 / Colonna 5 → 3 (Naked Single)
  31. Riga 3 / Colonna 5 → 5 (Full House)
  32. Riga 2 / Colonna 4 → 8 (Naked Single)
  33. Riga 3 / Colonna 2 → 4 (Naked Single)
  34. Riga 8 / Colonna 2 → 5 (Full House)
  35. Riga 2 / Colonna 6 → 6 (Naked Single)
  36. Riga 2 / Colonna 1 → 5 (Full House)
  37. Riga 5 / Colonna 4 → 5 (Naked Single)
  38. Riga 3 / Colonna 4 → 1 (Naked Single)
  39. Riga 1 / Colonna 6 → 4 (Full House)
  40. Riga 4 / Colonna 4 → 2 (Naked Single)
  41. Riga 4 / Colonna 8 → 1 (Naked Single)
  42. Riga 4 / Colonna 6 → 8 (Full House)
  43. Riga 6 / Colonna 4 → 9 (Naked Single)
  44. Riga 6 / Colonna 6 → 1 (Full House)
  45. Riga 6 / Colonna 8 → 2 (Full House)
  46. Riga 8 / Colonna 4 → 4 (Full House)
  47. Riga 8 / Colonna 7 → 7 (Naked Single)
  48. Riga 3 / Colonna 7 → 9 (Naked Single)
  49. Riga 8 / Colonna 6 → 9 (Naked Single)
  50. Riga 7 / Colonna 6 → 7 (Full House)
  51. Riga 8 / Colonna 8 → 6 (Full House)
  52. Riga 9 / Colonna 8 → 9 (Full House)
  53. Riga 1 / Colonna 7 → 2 (Naked Single)
  54. Riga 3 / Colonna 1 → 3 (Naked Single)
  55. Riga 3 / Colonna 3 → 6 (Naked Single)
  56. Riga 3 / Colonna 9 → 7 (Full House)
  57. Riga 1 / Colonna 9 → 6 (Full House)
  58. Riga 1 / Colonna 1 → 9 (Naked Single)
  59. Riga 1 / Colonna 3 → 1 (Full House)
  60. Riga 9 / Colonna 3 → 4 (Naked Single)
  61. Riga 7 / Colonna 3 → 9 (Full House)
  62. Riga 7 / Colonna 1 → 8 (Naked Single)
  63. Riga 9 / Colonna 1 → 6 (Full House)
  64. Riga 9 / Colonna 7 → 8 (Naked Single)
  65. Riga 9 / Colonna 9 → 2 (Full House)
  66. Riga 7 / Colonna 7 → 5 (Naked Single)
  67. Riga 7 / Colonna 9 → 4 (Full House)
  68. Riga 5 / Colonna 7 → 4 (Full House)
  69. Riga 5 / Colonna 9 → 8 (Full House)
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