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

Questo puzzle di sudoku ha 51 passaggi e viene risolto utilizzando tecniche di Locked Pair, Locked Triple, Naked Triple, Hidden Single, Naked Single, Full House, 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. Locked Pair: 3,7 in r3c13 => r1c13,r3c79<>3
  2. Locked Triple: 3,4,5 in r456c8 => r2c8,r56c7,r6c9<>3
  3. Naked Triple: 1,6,9 in r356c7 => r89c7<>1
  4. Riga 8 / Colonna 6 → 1 (Hidden Single)
  5. Riga 5 / Colonna 6 → 3 (Naked Single)
  6. Riga 1 / Colonna 6 → 6 (Naked Single)
  7. Riga 1 / Colonna 4 → 3 (Full House)
  8. Riga 5 / Colonna 8 → 4 (Naked Single)
  9. Riga 7 / Colonna 4 → 6 (Hidden Single)
  10. Riga 4 / Colonna 4 → 4 (Hidden Single)
  11. Riga 4 / Colonna 1 → 9 (Hidden Single)
  12. Locked Candidates Type 1 (Pointing): 2 in b8 => r7c3<>2
  13. Locked Candidates Type 1 (Pointing): 2 in b7 => r9c7<>2
  14. Locked Candidates Type 1 (Pointing): 1 in b9 => r6c9<>1
  15. Skyscraper: 7 in r7c5,r9c2 (connected by r6c25) => r7c3<>7
  16. Riga 7 / Colonna 5 → 7 (Hidden Single)
  17. Riga 8 / Colonna 4 → 8 (Naked Single)
  18. Riga 7 / Colonna 6 → 2 (Full House)
  19. Riga 8 / Colonna 8 → 2 (Naked Single)
  20. Riga 8 / Colonna 7 → 7 (Full House)
  21. Riga 4 / Colonna 6 → 5 (Naked Single)
  22. Riga 6 / Colonna 6 → 8 (Full House)
  23. Riga 2 / Colonna 8 → 8 (Naked Single)
  24. Riga 9 / Colonna 7 → 3 (Naked Single)
  25. Riga 4 / Colonna 8 → 3 (Naked Single)
  26. Riga 6 / Colonna 8 → 5 (Full House)
  27. Riga 2 / Colonna 9 → 3 (Naked Single)
  28. Riga 2 / Colonna 7 → 2 (Full House)
  29. Riga 3 / Colonna 3 → 3 (Hidden Single)
  30. Riga 3 / Colonna 1 → 7 (Naked Single)
  31. Riga 5 / Colonna 1 → 1 (Naked Single)
  32. Riga 4 / Colonna 3 → 2 (Naked Single)
  33. Riga 4 / Colonna 5 → 1 (Full House)
  34. Riga 6 / Colonna 5 → 2 (Full House)
  35. Riga 5 / Colonna 7 → 9 (Naked Single)
  36. Riga 5 / Colonna 4 → 7 (Full House)
  37. Riga 6 / Colonna 4 → 9 (Full House)
  38. Riga 1 / Colonna 3 → 8 (Naked Single)
  39. Riga 1 / Colonna 1 → 2 (Full House)
  40. Riga 6 / Colonna 1 → 3 (Naked Single)
  41. Riga 6 / Colonna 2 → 7 (Full House)
  42. Riga 9 / Colonna 1 → 8 (Full House)
  43. Riga 9 / Colonna 2 → 2 (Full House)
  44. Riga 3 / Colonna 7 → 6 (Naked Single)
  45. Riga 3 / Colonna 9 → 9 (Full House)
  46. Riga 6 / Colonna 7 → 1 (Full House)
  47. Riga 6 / Colonna 9 → 6 (Full House)
  48. Riga 7 / Colonna 3 → 1 (Naked Single)
  49. Riga 7 / Colonna 9 → 8 (Full House)
  50. Riga 9 / Colonna 9 → 1 (Full House)
  51. Riga 9 / Colonna 3 → 7 (Full House)
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