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

Questo puzzle di sudoku ha 18 passaggi e viene risolto utilizzando tecniche di Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Hidden Rectangle, undefined, Give Up.

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

Passaggi della soluzione:

  1. Riga 4 / Colonna 8 → 6 (Naked Single)
  2. Riga 4 / Colonna 9 → 4 (Naked Single)
  3. Riga 6 / Colonna 9 → 8 (Naked Single)
  4. Riga 5 / Colonna 8 → 7 (Full House)
  5. Riga 4 / Colonna 4 → 2 (Hidden Single)
  6. Riga 1 / Colonna 2 → 2 (Hidden Single)
  7. Riga 9 / Colonna 2 → 8 (Hidden Single)
  8. Riga 8 / Colonna 6 → 2 (Hidden Single)
  9. Riga 3 / Colonna 4 → 8 (Hidden Single)
  10. Riga 5 / Colonna 6 → 8 (Hidden Single)
  11. Riga 1 / Colonna 6 → 5 (Hidden Single)
  12. Locked Candidates Type 1 (Pointing): 7 in b9 => r12c7<>7
  13. Riga 2 / Colonna 4 → 7 (Hidden Single)
  14. Riga 9 / Colonna 5 → 7 (Hidden Single)
  15. Riga 8 / Colonna 7 → 7 (Hidden Single)
  16. Hidden Rectangle: 3/7 in r1c19,r3c19 => r1c1<>3
  17. Finned X-Wing: 9 r34 c15 fr3c2 fr3c3 => r1c1<>9
  18. Give Up: Don't know how to proceed!
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