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

Questo puzzle di sudoku ha 8 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Grouped Discontinuous Nice Loop, Give Up.

Hidden Single Spiegazione
Locked Candidates Spiegazione
Prova a risolvere

Passaggi della soluzione:

  1. Riga 5 / Colonna 7 → 4 (Hidden Single)
  2. Riga 5 / Colonna 4 → 2 (Hidden Single)
  3. Riga 4 / Colonna 9 → 9 (Hidden Single)
  4. Locked Candidates Type 1 (Pointing): 1 in b6 => r3c8<>1
  5. Locked Candidates Type 1 (Pointing): 3 in b6 => r137c8<>3
  6. Locked Candidates Type 1 (Pointing): 5 in b6 => r79c8<>5
  7. Grouped Discontinuous Nice Loop: 3 r7c9 -3- r7c123 =3= r8c3 =6= r8c9 =4= r7c9 => r7c9<>3
  8. Give Up: Don't know how to proceed!
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