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

Questo puzzle di sudoku ha 17 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Hidden Pair, Empty Rectangle, Finned Swordfish, Sue de Coq, Give Up.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 4 → 2 (Hidden Single)
  2. Riga 4 / Colonna 6 → 4 (Hidden Single)
  3. Riga 8 / Colonna 6 → 6 (Hidden Single)
  4. Riga 2 / Colonna 9 → 6 (Hidden Single)
  5. Riga 1 / Colonna 4 → 6 (Hidden Single)
  6. Riga 5 / Colonna 8 → 6 (Hidden Single)
  7. Riga 6 / Colonna 2 → 6 (Hidden Single)
  8. Locked Candidates Type 1 (Pointing): 9 in b1 => r1c56<>9
  9. Locked Candidates Type 1 (Pointing): 7 in b3 => r456c9<>7
  10. Locked Candidates Type 1 (Pointing): 7 in b5 => r79c4<>7
  11. Locked Candidates Type 1 (Pointing): 4 in b9 => r9c12<>4
  12. Locked Candidates Type 1 (Pointing): 9 in b9 => r9c56<>9
  13. Hidden Pair: 4,9 in r9c79 => r9c79<>1, r9c79<>8, r9c9<>2, r9c9<>5
  14. Empty Rectangle: 2 in b6 (r8c19) => r4c1<>2
  15. Finned Swordfish: 5 r258 c159 fr5c2 => r46c1<>5
  16. Sue de Coq: r5c12 - {23457} (r5c9 - {25}, r4c13,r56c3,r6c1 - {134789}) => r4c2<>1, r4c2<>3, r4c2<>7
  17. Give Up: Don't know how to proceed!
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