Passi risolutivi (31)
Passo 1
Hidden Singles
valore: 6.1
categoria doc: Getting_Started
4 in H9 is last in row/box
6 in E2 is last in row/box
7 in D5 is last in row/box
7 in J8 is last in column/box
Passo 2
Hidden Singles
valore: 5.3
categoria doc: Getting_Started
4 in F2 is last in column
6 in G9 is last in box
6 in J4 is last in row
7 in C4 is last in row/box
7 in H6 is last in column
Passo 3
Naked Singles
valore: 2.4
categoria doc: Getting_Started
Last candidate 5 in F5 changed to solution
Passo 4
Naked Singles
valore: 2.2
categoria doc: Getting_Started
Last candidate 4 in E5 changed to solution
Passo 5
Hidden Singles
valore: 3.8
categoria doc: Getting_Started
4 in B4 is last in column/box
4 in C1 is last in row
4 in D8 is last in row/column/box
6 in H3 is last in row/column/box
7 in G1 is last in row/column/box
9 in E6 is last in column
Passo 6
Naked Singles
valore: 1.8
categoria doc: Getting_Started
Last candidate 2 in E4 changed to solution
Passo 7
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 1 in E8 changed to solution
Passo 8
Naked Singles
valore: 1.6
categoria doc: Getting_Started
Last candidate 6 in C8 changed to solution
Passo 9
Hidden Singles
valore: 3
categoria doc: Getting_Started
1 in F1 is last in row/box
6 in B5 is last in row/column/box
8 in D9 is last in row/box
Passo 10
Hidden Singles
valore: 2.8
categoria doc: Getting_Started
3 in E1 is last in box
5 in E9 is last in box
Passo 11
Hidden Singles
valore: 2.5
categoria doc: Getting_Started
3 in J2 is last in row
Passo 12
Naked Pair
valore: 11.6
categoria doc: Naked_Candidates
Naked Pair 2/8 on cells {A8|B8} means
- 2/8 can be removed from B7
- 2 can be removed from B9
Passo 13
Hidden Singles
valore: 2.3
categoria doc: Getting_Started
2 in F9 is last in column
Passo 14
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 3 in F7 changed to solution
Passo 15
Naked Pair
valore: 10.5
categoria doc: Naked_Candidates
Naked Pair 1/3 on cells {B9|C9} means
- 1 can be removed from B7
- 1 can be removed from C7
Passo 16
Naked Pair
valore: 10.2
categoria doc: Naked_Candidates
Naked Pair 1/3 on cells {C5|C9} means
- 1/3 can be removed from C3
Passo 17
Hidden Pair
valore: 19.5
categoria doc: Hidden_Candidates
Hidden Pair 2/9 in Box 7, on cells {G3|H1}
- removes 1/5 from G3
- removes 8 from H1
Passo 18
Hidden Pair
valore: 18.7
categoria doc: Hidden_Candidates
Hidden Pair 1/3 in Col 3, on cells {A3|B3}
- removes 5 from A3
- removes 5/9 from B3
Passo 19
Naked Pair
valore: 9.2
categoria doc: Naked_Candidates
Naked Pair 1/3 on cells {A3|B3} means
- 1 can be removed from A2
Passo 20
Naked Pair
valore: 9.1
categoria doc: Naked_Candidates
Naked Pair 1/3 on cells {B3|B9} means
- 1 can be removed from B6
Passo 21
X-Wing
valore: 53.6
categoria doc: X_Wing_Strategy
(Row->Col) 5 taken off A6, based on AG24
Passo 22
Y-Wing
valore: 70.4
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: J1 (5/8), wings H2 J6, therefore
- 1 can be removed from H5
Passo 23
Y-Wing
valore: 69.3
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: J6 (1/5), wings G5 J1, therefore
- 8 can be removed from G2
Passo 24
Y-Wing
valore: 68.2
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: J1 (5/8), wings G2 J7, therefore
- 1 can be removed from G7
Passo 25
W-Wing
valore: 42
categoria doc: W_Wings
W-Wing (single). Either there is a 9 in C3 or in G4. They are connected through 5 in A2/A4, therefore
- 9 can be removed from G3
Last candidate 2 in G3 changed to solution
Passo 26
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 5 in D3 changed to solution
Last candidate 8 in G7 changed to solution
Last candidate 9 in H1 changed to solution
Passo 27
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 9 in C3 changed to solution
Last candidate 2 in D1 changed to solution
Last candidate 1 in G5 changed to solution
Last candidate 3 in H4 changed to solution
Last candidate 1 in J7 changed to solution
Passo 28
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 5 in A4 changed to solution
Last candidate 3 in C5 changed to solution
Last candidate 5 in C7 changed to solution
Last candidate 5 in G2 changed to solution
Last candidate 8 in H5 changed to solution
Last candidate 2 in H7 changed to solution
Last candidate 5 in J6 changed to solution
Passo 29
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 8 in A2 changed to solution
Last candidate 2 in B6 changed to solution
Last candidate 9 in B7 changed to solution
Last candidate 1 in C9 changed to solution
Last candidate 9 in G4 changed to solution
Last candidate 1 in H2 changed to solution
Last candidate 8 in J1 changed to solution
Passo 30
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 1 in A6 changed to solution
Last candidate 2 in A8 changed to solution
Last candidate 5 in B1 changed to solution
Last candidate 8 in B8 changed to solution
Last candidate 3 in B9 changed to solution
Passo 31
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 3 in A3 changed to solution
Last candidate 1 in B3 changed to solution