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

Questo puzzle di sudoku ha 16 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Naked Single, Hidden Pair, undefined, Hidden Rectangle, Give Up.

Naked Single Spiegazione
Hidden Single Spiegazione
Hidden Pair Spiegazione
Locked Candidates Spiegazione
Prova a risolvere

Passaggi della soluzione:

  1. Riga 3 / Colonna 6 → 8 (Hidden Single)
  2. Riga 8 / Colonna 9 → 8 (Hidden Single)
  3. Riga 2 / Colonna 7 → 4 (Hidden Single)
  4. Riga 9 / Colonna 4 → 5 (Hidden Single)
  5. Locked Candidates Type 1 (Pointing): 3 in b3 => r3c13<>3
  6. Locked Candidates Type 1 (Pointing): 4 in b5 => r5c139<>4
  7. Locked Candidates Type 1 (Pointing): 6 in b5 => r8c5<>6
  8. Locked Candidates Type 1 (Pointing): 1 in b8 => r8c3<>1
  9. Locked Candidates Type 1 (Pointing): 7 in b8 => r15c6<>7
  10. Locked Candidates Type 1 (Pointing): 2 in b9 => r7c236<>2
  11. Riga 7 / Colonna 2 → 9 (Naked Single)
  12. Locked Candidates Type 1 (Pointing): 3 in b9 => r36c8<>3
  13. Hidden Pair: 1,2 in r38c5 => r3c5<>7, r38c5<>9
  14. XYZ-Wing: 1/7/9 in r2c5,r38c4 => r1c4<>9
  15. Hidden Rectangle: 3/8 in r2c23,r6c23 => r6c3<>3
  16. Give Up: Don't know how to proceed!
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