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

Questo puzzle di sudoku ha 54 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), undefined, Naked Single, Full House.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 9 → 1 (Hidden Single)
  2. Locked Candidates Type 1 (Pointing): 2 in b2 => r1c2<>2
  3. Locked Candidates Type 1 (Pointing): 4 in b2 => r1c9<>4
  4. Locked Candidates Type 1 (Pointing): 4 in b8 => r7c13<>4
  5. Locked Candidates Type 1 (Pointing): 4 in b9 => r3c7<>4
  6. 2-String Kite: 6 in r4c2,r7c4 (connected by r7c1,r9c2) => r4c4<>6
  7. W-Wing: 7/4 in r3c3,r9c7 connected by 4 in r8c37 => r3c7<>7
  8. Riga 3 / Colonna 7 → 3 (Naked Single)
  9. Riga 8 / Colonna 7 → 4 (Naked Single)
  10. Riga 9 / Colonna 7 → 7 (Full House)
  11. Riga 8 / Colonna 3 → 9 (Naked Single)
  12. Riga 7 / Colonna 3 → 2 (Naked Single)
  13. Riga 8 / Colonna 6 → 1 (Naked Single)
  14. Riga 8 / Colonna 8 → 3 (Full House)
  15. Riga 5 / Colonna 9 → 3 (Hidden Single)
  16. Riga 4 / Colonna 5 → 1 (Hidden Single)
  17. Riga 4 / Colonna 3 → 3 (Hidden Single)
  18. Riga 6 / Colonna 5 → 3 (Hidden Single)
  19. XY-Wing: 2/6/9 in r49c6,r5c5 => r6c6,r7c5<>9
  20. Riga 7 / Colonna 5 → 4 (Naked Single)
  21. Riga 1 / Colonna 5 → 2 (Naked Single)
  22. Riga 5 / Colonna 5 → 9 (Full House)
  23. Riga 7 / Colonna 4 → 6 (Naked Single)
  24. Riga 9 / Colonna 6 → 9 (Full House)
  25. Riga 1 / Colonna 6 → 8 (Naked Single)
  26. Riga 1 / Colonna 4 → 4 (Full House)
  27. Riga 7 / Colonna 1 → 1 (Naked Single)
  28. Riga 7 / Colonna 8 → 9 (Full House)
  29. Riga 9 / Colonna 8 → 1 (Full House)
  30. Riga 6 / Colonna 6 → 6 (Naked Single)
  31. Riga 4 / Colonna 6 → 2 (Full House)
  32. Riga 6 / Colonna 1 → 9 (Hidden Single)
  33. W-Wing: 7/5 in r4c4,r5c8 connected by 5 in r6c48 => r5c4<>7
  34. XY-Wing: 6/7/8 in r49c2,r6c3 => r5c2,r9c3<>8
  35. Riga 9 / Colonna 3 → 4 (Naked Single)
  36. Riga 3 / Colonna 3 → 7 (Naked Single)
  37. Riga 3 / Colonna 9 → 4 (Full House)
  38. Riga 6 / Colonna 3 → 8 (Full House)
  39. Riga 9 / Colonna 1 → 6 (Naked Single)
  40. Riga 9 / Colonna 2 → 8 (Full House)
  41. Riga 1 / Colonna 2 → 9 (Naked Single)
  42. Riga 1 / Colonna 9 → 7 (Full House)
  43. Riga 2 / Colonna 9 → 9 (Full House)
  44. Riga 4 / Colonna 1 → 5 (Naked Single)
  45. Riga 2 / Colonna 2 → 2 (Naked Single)
  46. Riga 2 / Colonna 1 → 4 (Full House)
  47. Riga 5 / Colonna 1 → 2 (Full House)
  48. Riga 4 / Colonna 4 → 7 (Naked Single)
  49. Riga 4 / Colonna 2 → 6 (Full House)
  50. Riga 5 / Colonna 2 → 7 (Full House)
  51. Riga 6 / Colonna 4 → 5 (Naked Single)
  52. Riga 5 / Colonna 4 → 8 (Full House)
  53. Riga 5 / Colonna 8 → 5 (Full House)
  54. Riga 6 / Colonna 8 → 7 (Full House)
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