8
7
9
5
3
6
7
9
4
6
8
9
7
5
8
4
6

Questo puzzle di sudoku ha 10 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Hidden Pair, Finned Swordfish, Give Up.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 9 → 6 (Hidden Single)
  2. Riga 8 / Colonna 2 → 8 (Hidden Single)
  3. Locked Candidates Type 1 (Pointing): 8 in b2 => r2c789<>8
  4. Locked Candidates Type 1 (Pointing): 4 in b5 => r23c6<>4
  5. Locked Candidates Type 1 (Pointing): 5 in b6 => r1238c8<>5
  6. Locked Candidates Type 1 (Pointing): 6 in b7 => r124c1<>6
  7. Hidden Pair: 7,9 in r26c1 => r26c1<>1, r26c1<>2, r26c1<>3, r2c1<>4
  8. Finned Swordfish: 7 r357 c369 fr3c8 => r2c9<>7
  9. Finned Swordfish: 9 r357 c257 fr3c8 => r2c7<>9
  10. Give Up: Don't know how to proceed!
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