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

Questo puzzle di sudoku ha 61 passaggi e viene risolto utilizzando tecniche di Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Triple, undefined, Hidden Rectangle, Bivalue Universal Grave + 1.

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

Passaggi della soluzione:

  1. Riga 5 / Colonna 7 → 4 (Naked Single)
  2. Riga 5 / Colonna 3 → 6 (Full House)
  3. Riga 2 / Colonna 5 → 7 (Naked Single)
  4. Riga 1 / Colonna 5 → 4 (Naked Single)
  5. Riga 8 / Colonna 5 → 9 (Naked Single)
  6. Riga 9 / Colonna 5 → 5 (Full House)
  7. Riga 1 / Colonna 7 → 5 (Hidden Single)
  8. Riga 6 / Colonna 6 → 5 (Hidden Single)
  9. Riga 4 / Colonna 4 → 7 (Hidden Single)
  10. Riga 7 / Colonna 2 → 5 (Hidden Single)
  11. Riga 3 / Colonna 2 → 3 (Hidden Single)
  12. Riga 9 / Colonna 3 → 7 (Hidden Single)
  13. Riga 1 / Colonna 3 → 1 (Naked Single)
  14. Riga 3 / Colonna 3 → 9 (Naked Single)
  15. Riga 1 / Colonna 1 → 7 (Naked Single)
  16. Riga 3 / Colonna 1 → 6 (Full House)
  17. Riga 7 / Colonna 8 → 6 (Hidden Single)
  18. Riga 3 / Colonna 7 → 7 (Hidden Single)
  19. Riga 7 / Colonna 1 → 9 (Hidden Single)
  20. Riga 2 / Colonna 8 → 1 (Hidden Single)
  21. Riga 3 / Colonna 8 → 4 (Hidden Single)
  22. Locked Candidates Type 1 (Pointing): 8 in b9 => r7c3<>8
  23. Locked Candidates Type 2 (Claiming): 8 in c8 => r4c9,r6c7<>8
  24. Naked Triple: 2,4,8 in r379c9 => r2c9<>8
  25. 2-String Kite: 1 in r4c6,r8c1 (connected by r4c2,r6c1) => r8c6<>1
  26. XY-Wing: 4/8/1 in r4c36,r6c1 => r4c2,r6c4<>1
  27. Riga 6 / Colonna 4 → 4 (Naked Single)
  28. Riga 4 / Colonna 6 → 1 (Full House)
  29. XY-Wing: 2/9/1 in r6c27,r9c7 => r9c2<>1
  30. Riga 9 / Colonna 7 → 1 (Hidden Single)
  31. Riga 7 / Colonna 4 → 1 (Hidden Single)
  32. X-Wing: 2 r39 c69 => r7c9,r8c6<>2
  33. Hidden Rectangle: 4/6 in r8c26,r9c26 => r9c2<>4
  34. Riga 9 / Colonna 2 → 6 (Naked Single)
  35. Bivalue Universal Grave + 1 => r8c3<>2, r8c3<>8
  36. Riga 8 / Colonna 3 → 4 (Naked Single)
  37. Riga 4 / Colonna 3 → 8 (Naked Single)
  38. Riga 7 / Colonna 3 → 2 (Full House)
  39. Riga 8 / Colonna 2 → 1 (Naked Single)
  40. Riga 8 / Colonna 1 → 8 (Full House)
  41. Riga 6 / Colonna 1 → 1 (Full House)
  42. Riga 8 / Colonna 6 → 6 (Naked Single)
  43. Riga 8 / Colonna 4 → 2 (Full House)
  44. Riga 9 / Colonna 6 → 4 (Full House)
  45. Riga 9 / Colonna 9 → 2 (Full House)
  46. Riga 4 / Colonna 8 → 3 (Naked Single)
  47. Riga 7 / Colonna 7 → 8 (Naked Single)
  48. Riga 7 / Colonna 9 → 4 (Full House)
  49. Riga 6 / Colonna 2 → 9 (Naked Single)
  50. Riga 4 / Colonna 2 → 4 (Full House)
  51. Riga 4 / Colonna 9 → 9 (Full House)
  52. Riga 2 / Colonna 6 → 8 (Naked Single)
  53. Riga 3 / Colonna 6 → 2 (Full House)
  54. Riga 3 / Colonna 9 → 8 (Full House)
  55. Riga 2 / Colonna 9 → 3 (Full House)
  56. Riga 1 / Colonna 4 → 3 (Naked Single)
  57. Riga 1 / Colonna 8 → 2 (Full House)
  58. Riga 2 / Colonna 7 → 9 (Full House)
  59. Riga 6 / Colonna 7 → 2 (Full House)
  60. Riga 2 / Colonna 4 → 6 (Full House)
  61. Riga 6 / Colonna 8 → 8 (Full House)
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