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

Questo puzzle di sudoku ha 51 passaggi e viene risolto utilizzando tecniche di Locked Pair, Naked Single, Hidden Single, Full House, Locked Candidates Type 1 (Pointing), Naked Pair, Naked Triple, undefined.

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

Passaggi della soluzione:

  1. Locked Pair: 2,4 in r13c5 => r2c46,r459c5<>2, r2c4,r9c5<>4
  2. Riga 4 / Colonna 5 → 3 (Naked Single)
  3. Riga 8 / Colonna 4 → 4 (Hidden Single)
  4. Riga 5 / Colonna 2 → 3 (Hidden Single)
  5. Riga 9 / Colonna 6 → 3 (Hidden Single)
  6. Riga 8 / Colonna 6 → 7 (Hidden Single)
  7. Riga 2 / Colonna 6 → 6 (Naked Single)
  8. Riga 9 / Colonna 5 → 1 (Naked Single)
  9. Riga 7 / Colonna 6 → 2 (Full House)
  10. Riga 2 / Colonna 4 → 7 (Naked Single)
  11. Riga 5 / Colonna 5 → 7 (Naked Single)
  12. Riga 4 / Colonna 6 → 8 (Naked Single)
  13. Riga 6 / Colonna 6 → 1 (Full House)
  14. Riga 6 / Colonna 1 → 7 (Hidden Single)
  15. Riga 9 / Colonna 3 → 7 (Hidden Single)
  16. Riga 6 / Colonna 2 → 8 (Hidden Single)
  17. Riga 4 / Colonna 2 → 4 (Hidden Single)
  18. Locked Candidates Type 1 (Pointing): 1 in b1 => r2c78<>1
  19. Locked Candidates Type 1 (Pointing): 2 in b4 => r5c4789<>2
  20. Naked Pair: 2,4 in r1c35 => r1c79<>2, r1c79<>4
  21. Naked Triple: 2,4,6 in r349c7 => r2c7<>2, r2c7<>4, r5c7<>6
  22. Riga 2 / Colonna 7 → 9 (Naked Single)
  23. 2-String Kite: 4 in r2c1,r9c7 (connected by r2c8,r3c7) => r9c1<>4
  24. Riga 9 / Colonna 1 → 2 (Naked Single)
  25. Riga 5 / Colonna 1 → 5 (Naked Single)
  26. Riga 5 / Colonna 3 → 2 (Full House)
  27. Riga 8 / Colonna 2 → 1 (Naked Single)
  28. Riga 2 / Colonna 2 → 2 (Full House)
  29. Riga 8 / Colonna 8 → 2 (Full House)
  30. Riga 1 / Colonna 3 → 4 (Naked Single)
  31. Riga 2 / Colonna 1 → 1 (Full House)
  32. Riga 7 / Colonna 1 → 4 (Full House)
  33. Riga 2 / Colonna 8 → 4 (Full House)
  34. Riga 7 / Colonna 3 → 5 (Full House)
  35. Riga 7 / Colonna 9 → 1 (Full House)
  36. Riga 1 / Colonna 5 → 2 (Naked Single)
  37. Riga 3 / Colonna 5 → 4 (Full House)
  38. Riga 3 / Colonna 7 → 2 (Full House)
  39. Riga 6 / Colonna 8 → 9 (Naked Single)
  40. Riga 5 / Colonna 8 → 1 (Full House)
  41. Riga 1 / Colonna 9 → 8 (Naked Single)
  42. Riga 1 / Colonna 7 → 1 (Full House)
  43. Riga 4 / Colonna 7 → 6 (Naked Single)
  44. Riga 4 / Colonna 4 → 2 (Full House)
  45. Riga 6 / Colonna 4 → 2 (Naked Single)
  46. Riga 5 / Colonna 7 → 8 (Naked Single)
  47. Riga 9 / Colonna 7 → 4 (Full House)
  48. Riga 9 / Colonna 9 → 6 (Full House)
  49. Riga 5 / Colonna 9 → 6 (Naked Single)
  50. Riga 6 / Colonna 9 → 4 (Naked Single)
  51. Riga 5 / Colonna 4 → 9 (Naked Single)
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