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

Questo puzzle di sudoku ha 30 passaggi e viene risolto utilizzando tecniche di Locked Candidates Type 2 (Claiming), Naked Pair, undefined, Naked Single, Hidden Single, Full House.

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

Passaggi della soluzione:

  1. Locked Candidates Type 2 (Claiming): 5 in r5 => r4c89,r6c8<>5
  2. Naked Pair: 5,9 in r59c8 => r4c8<>9
  3. 2-String Kite: 9 in r4c4,r9c8 (connected by r4c9,r5c8) => r9c4<>9
  4. 2-String Kite: 9 in r5c8,r8c5 (connected by r8c7,r9c8) => r5c5<>9
  5. Riga 5 / Colonna 5 → 7 (Naked Single)
  6. Riga 4 / Colonna 4 → 9 (Hidden Single)
  7. Riga 4 / Colonna 9 → 7 (Naked Single)
  8. Riga 4 / Colonna 2 → 3 (Naked Single)
  9. Riga 4 / Colonna 1 → 5 (Naked Single)
  10. Riga 4 / Colonna 8 → 6 (Full House)
  11. Riga 9 / Colonna 2 → 9 (Naked Single)
  12. Riga 6 / Colonna 1 → 4 (Naked Single)
  13. Riga 6 / Colonna 2 → 7 (Full House)
  14. Riga 7 / Colonna 2 → 4 (Full House)
  15. Riga 7 / Colonna 1 → 3 (Full House)
  16. Riga 6 / Colonna 8 → 3 (Naked Single)
  17. Riga 9 / Colonna 8 → 5 (Naked Single)
  18. Riga 5 / Colonna 8 → 9 (Full House)
  19. Riga 8 / Colonna 7 → 9 (Full House)
  20. Riga 9 / Colonna 4 → 3 (Full House)
  21. Riga 5 / Colonna 9 → 5 (Full House)
  22. Riga 2 / Colonna 7 → 5 (Full House)
  23. Riga 2 / Colonna 9 → 9 (Full House)
  24. Riga 7 / Colonna 4 → 6 (Naked Single)
  25. Riga 6 / Colonna 4 → 5 (Full House)
  26. Riga 7 / Colonna 5 → 9 (Full House)
  27. Riga 8 / Colonna 5 → 8 (Naked Single)
  28. Riga 6 / Colonna 5 → 6 (Full House)
  29. Riga 6 / Colonna 6 → 8 (Full House)
  30. Riga 8 / Colonna 6 → 5 (Full House)
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