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

Questo puzzle di sudoku ha 63 passaggi e viene risolto utilizzando tecniche di Hidden Single, Naked Single, Full House, Naked Triple, undefined, Locked Candidates Type 1 (Pointing), Skyscraper.

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

Passaggi della soluzione:

  1. Riga 5 / Colonna 6 → 9 (Hidden Single)
  2. Riga 1 / Colonna 6 → 1 (Hidden Single)
  3. Riga 8 / Colonna 5 → 4 (Hidden Single)
  4. Riga 3 / Colonna 6 → 7 (Hidden Single)
  5. Riga 3 / Colonna 7 → 8 (Naked Single)
  6. Riga 1 / Colonna 5 → 2 (Hidden Single)
  7. Riga 1 / Colonna 4 → 8 (Naked Single)
  8. Riga 2 / Colonna 5 → 3 (Naked Single)
  9. Riga 3 / Colonna 4 → 6 (Full House)
  10. Riga 5 / Colonna 4 → 3 (Naked Single)
  11. Riga 7 / Colonna 4 → 5 (Naked Single)
  12. Riga 9 / Colonna 4 → 2 (Full House)
  13. Riga 7 / Colonna 6 → 3 (Hidden Single)
  14. Riga 3 / Colonna 2 → 3 (Hidden Single)
  15. Riga 3 / Colonna 3 → 4 (Hidden Single)
  16. Riga 1 / Colonna 3 → 9 (Hidden Single)
  17. Naked Triple: 2,5,8 in r258c1 => r4c1<>2, r69c1<>5, r9c1<>8
  18. Riga 9 / Colonna 1 → 4 (Naked Single)
  19. Riga 4 / Colonna 2 → 4 (Hidden Single)
  20. Riga 7 / Colonna 8 → 4 (Hidden Single)
  21. X-Wing: 5 r19 c28 => r5c28<>5
  22. 2-String Kite: 7 in r2c7,r5c2 (connected by r1c2,r2c3) => r5c7<>7
  23. XY-Chain: 1 1- r2c9 -5- r1c8 -7- r1c2 -5- r9c2 -6- r7c2 -1 => r7c9<>1
  24. Locked Candidates Type 1 (Pointing): 1 in b9 => r8c3<>1
  25. W-Wing: 6/8 in r7c9,r8c6 connected by 8 in r9c68 => r8c79<>6
  26. Riga 7 / Colonna 9 → 6 (Hidden Single)
  27. Riga 7 / Colonna 2 → 1 (Naked Single)
  28. Riga 7 / Colonna 3 → 8 (Full House)
  29. Riga 5 / Colonna 3 → 1 (Hidden Single)
  30. Riga 2 / Colonna 1 → 8 (Hidden Single)
  31. W-Wing: 1/5 in r2c9,r8c7 connected by 5 in r19c8 => r2c7,r8c9<>1
  32. Riga 2 / Colonna 9 → 1 (Hidden Single)
  33. Riga 8 / Colonna 7 → 1 (Hidden Single)
  34. Skyscraper: 5 in r2c3,r5c1 (connected by r25c7) => r6c3<>5
  35. Riga 5 / Colonna 1 → 5 (Hidden Single)
  36. Riga 5 / Colonna 7 → 6 (Naked Single)
  37. Riga 8 / Colonna 1 → 2 (Naked Single)
  38. Riga 5 / Colonna 2 → 7 (Naked Single)
  39. Riga 1 / Colonna 2 → 5 (Naked Single)
  40. Riga 1 / Colonna 8 → 7 (Full House)
  41. Riga 2 / Colonna 3 → 7 (Full House)
  42. Riga 9 / Colonna 2 → 6 (Full House)
  43. Riga 2 / Colonna 7 → 5 (Full House)
  44. Riga 8 / Colonna 3 → 5 (Full House)
  45. Riga 5 / Colonna 5 → 8 (Naked Single)
  46. Riga 5 / Colonna 8 → 2 (Full House)
  47. Riga 6 / Colonna 3 → 6 (Naked Single)
  48. Riga 4 / Colonna 3 → 2 (Full House)
  49. Riga 9 / Colonna 6 → 8 (Naked Single)
  50. Riga 8 / Colonna 6 → 6 (Full House)
  51. Riga 8 / Colonna 9 → 8 (Full House)
  52. Riga 9 / Colonna 8 → 5 (Full House)
  53. Riga 3 / Colonna 8 → 9 (Naked Single)
  54. Riga 3 / Colonna 9 → 2 (Full House)
  55. Riga 4 / Colonna 8 → 8 (Full House)
  56. Riga 6 / Colonna 5 → 7 (Naked Single)
  57. Riga 4 / Colonna 5 → 6 (Full House)
  58. Riga 4 / Colonna 9 → 9 (Naked Single)
  59. Riga 6 / Colonna 9 → 5 (Full House)
  60. Riga 6 / Colonna 7 → 3 (Naked Single)
  61. Riga 4 / Colonna 7 → 7 (Full House)
  62. Riga 4 / Colonna 1 → 3 (Full House)
  63. Riga 6 / Colonna 1 → 9 (Full House)
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