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

Questo puzzle di sudoku ha passaggi e viene risolto utilizzando tecniche di .

Prova a risolvere

Passaggi della soluzione:

  1. Riga 7 / Colonna 5 → 9 (Naked Single)
  2. Riga 2 / Colonna 5 → 2 (Naked Single)
  3. Riga 3 / Colonna 5 → 5 (Naked Single)
  4. Riga 8 / Colonna 5 → 6 (Full House)
  5. Riga 1 / Colonna 1 → 6 (Hidden Single)
  6. Riga 6 / Colonna 4 → 6 (Hidden Single)
  7. Riga 9 / Colonna 7 → 6 (Hidden Single)
  8. Riga 2 / Colonna 1 → 4 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 7 in b1 => r4c2<>7,r9c2<>7
  10. Locked Candidates Type 1 (Pointing): 4 in b2 => r4c4<>4
  11. Locked Candidates Type 1 (Pointing): 9 in b9 => r1c8<>9,r3c8<>9
  12. Locked Candidates Type 2 (Claiming): 3 in c1 => r7c2<>3,r8c3<>3,r9c2<>3,r9c3<>3
  13. Naked Triple: 3,5,8 in r4c2,r4c4,r4c7 => r4c3<>3,r4c6<>5,r4c8<>3,r4c8<>5,r4c8<>8
  14. Hidden Pair: 2,7 in r4c8,r5c9 => r5c9<>1,r5c9<>8
  15. 2-String Kite: 3 in r4c2,r4c7,r6c3,r1c3 => r1c7<>3
  16. Locked Candidates Type 2 (Claiming): 3 in c7 => r6c8<>3
  17. XY-Wing: 1/5/3 in r8c4,r7c6,r8c1 => r7c1<>3
  18. Riga 7 / Colonna 1 → 8 (Naked Single)
  19. XY-Chain: r3c8-r4c8-r4c6-r4c3-r5c1-r8c1 => r8c8<>3
  20. Franken X-Wing: 3 r1b7 => r1c2<>3,r1c3<>3,r1c8<>3,r1c9<>3
  21. Riga 6 / Colonna 3 → 3 (Hidden Single)
  22. Riga 4 / Colonna 7 → 3 (Hidden Single)
  23. Riga 6 / Colonna 6 → 4 (Hidden Single)
  24. Riga 4 / Colonna 6 → 2 (Naked Single)
  25. Riga 4 / Colonna 8 → 7 (Naked Single)
  26. Riga 3 / Colonna 8 → 3 (Naked Single)
  27. Riga 4 / Colonna 3 → 4 (Naked Single)
  28. Riga 5 / Colonna 9 → 2 (Naked Single)
  29. Riga 7 / Colonna 6 → 3 (Hidden Single)
  30. Locked Pair: 2,9 in r1c2,r1c3 => r2c2<>9,r3c2<>9,r1c4<>9,r1c7<>9
  31. Riga 2 / Colonna 2 → 9 (Naked Single)
  32. Riga 1 / Colonna 2 → 3 (Brute Force)
  33. Riga 1 / Colonna 3 → 2 (Brute Force)
  34. Riga 1 / Colonna 4 → 4 (Brute Force)
  35. Riga 1 / Colonna 7 → 9 (Brute Force)
  36. Riga 1 / Colonna 8 → 5 (Brute Force)
  37. Riga 1 / Colonna 9 → 1 (Brute Force)
  38. Riga 2 / Colonna 6 → 1 (Brute Force)
  39. Riga 2 / Colonna 7 → 8 (Brute Force)
  40. Riga 2 / Colonna 9 → 7 (Brute Force)
  41. Riga 3 / Colonna 2 → 7 (Brute Force)
  42. Riga 3 / Colonna 4 → 9 (Brute Force)
  43. Riga 3 / Colonna 9 → 4 (Brute Force)
  44. Riga 4 / Colonna 2 → 8 (Brute Force)
  45. Riga 4 / Colonna 4 → 5 (Brute Force)
  46. Riga 5 / Colonna 1 → 7 (Brute Force)
  47. Riga 5 / Colonna 3 → 1 (Brute Force)
  48. Riga 5 / Colonna 4 → 8 (Brute Force)
  49. Riga 5 / Colonna 6 → 9 (Brute Force)
  50. Riga 5 / Colonna 7 → 5 (Brute Force)
  51. Riga 6 / Colonna 2 → 5 (Brute Force)
  52. Riga 6 / Colonna 7 → 1 (Brute Force)
  53. Riga 6 / Colonna 8 → 8 (Brute Force)
  54. Riga 7 / Colonna 2 → 2 (Brute Force)
  55. Riga 7 / Colonna 8 → 1 (Brute Force)
  56. Riga 8 / Colonna 1 → 5 (Brute Force)
  57. Riga 8 / Colonna 3 → 9 (Brute Force)
  58. Riga 8 / Colonna 4 → 1 (Brute Force)
  59. Riga 8 / Colonna 8 → 2 (Brute Force)
  60. Riga 8 / Colonna 9 → 3 (Brute Force)
  61. Riga 9 / Colonna 1 → 3 (Brute Force)
  62. Riga 9 / Colonna 2 → 1 (Brute Force)
  63. Riga 9 / Colonna 3 → 7 (Brute Force)
  64. Riga 9 / Colonna 6 → 5 (Brute Force)
  65. Riga 9 / Colonna 8 → 9 (Brute Force)
  66. Riga 9 / Colonna 9 → 8 (Brute Force)
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