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

Questo puzzle di sudoku ha 38 passaggi e viene risolto utilizzando tecniche di Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Skyscraper, Naked Single, Full House.

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

Passaggi della soluzione:

  1. Locked Candidates Type 1 (Pointing): 4 in b8 => r9c9<>4
  2. Locked Candidates Type 2 (Claiming): 2 in r8 => r7c7<>2
  3. Locked Candidates Type 2 (Claiming): 8 in c8 => r1c79,r23c7<>8
  4. Skyscraper: 2 in r1c1,r7c2 (connected by r17c6) => r3c2,r9c1<>2
  5. Riga 3 / Colonna 2 → 8 (Naked Single)
  6. Riga 7 / Colonna 2 → 2 (Full House)
  7. Riga 9 / Colonna 1 → 8 (Full House)
  8. Riga 1 / Colonna 3 → 6 (Naked Single)
  9. Riga 5 / Colonna 3 → 8 (Full House)
  10. Riga 5 / Colonna 1 → 6 (Full House)
  11. Riga 7 / Colonna 6 → 1 (Naked Single)
  12. Riga 9 / Colonna 9 → 1 (Naked Single)
  13. Riga 2 / Colonna 1 → 1 (Naked Single)
  14. Riga 1 / Colonna 6 → 2 (Naked Single)
  15. Riga 3 / Colonna 6 → 6 (Full House)
  16. Riga 9 / Colonna 4 → 4 (Naked Single)
  17. Riga 9 / Colonna 5 → 2 (Full House)
  18. Riga 3 / Colonna 5 → 4 (Full House)
  19. Riga 2 / Colonna 7 → 6 (Naked Single)
  20. Riga 2 / Colonna 8 → 8 (Full House)
  21. Riga 1 / Colonna 1 → 3 (Naked Single)
  22. Riga 3 / Colonna 1 → 2 (Full House)
  23. Riga 3 / Colonna 4 → 1 (Naked Single)
  24. Riga 1 / Colonna 4 → 8 (Full House)
  25. Riga 3 / Colonna 7 → 3 (Full House)
  26. Riga 7 / Colonna 7 → 8 (Naked Single)
  27. Riga 7 / Colonna 9 → 6 (Full House)
  28. Riga 1 / Colonna 8 → 9 (Naked Single)
  29. Riga 6 / Colonna 7 → 2 (Naked Single)
  30. Riga 4 / Colonna 7 → 9 (Naked Single)
  31. Riga 4 / Colonna 9 → 8 (Full House)
  32. Riga 6 / Colonna 9 → 3 (Naked Single)
  33. Riga 6 / Colonna 8 → 6 (Full House)
  34. Riga 8 / Colonna 8 → 2 (Full House)
  35. Riga 1 / Colonna 9 → 4 (Naked Single)
  36. Riga 1 / Colonna 7 → 1 (Full House)
  37. Riga 8 / Colonna 7 → 4 (Full House)
  38. Riga 8 / Colonna 9 → 9 (Full House)
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