Passi risolutivi (12)
Passo 1
Naked Singles
valore: 8
categoria doc: Getting_Started
Last candidate 1 in D4 changed to solution
Last candidate 9 in E4 changed to solution
Last candidate 5 in E6 changed to solution
Last candidate 8 in F6 changed to solution
Last candidate 5 in G1 changed to solution
Last candidate 9 in J6 changed to solution
Last candidate 8 in A4 changed to solution
Last candidate 1 in A5 changed to solution
Last candidate 6 in A6 changed to solution
Last candidate 2 in B4 changed to solution
Last candidate 5 in B5 changed to solution
Last candidate 7 in C1 changed to solution
Last candidate 1 in H6 changed to solution
Last candidate 7 in J4 changed to solution
Passo 2
Hidden Singles
valore: 2.9
categoria doc: Getting_Started
2 in E2 is last in row/box
6 in D7 is last in row/box
6 in H1 is last in column/box
7 in F3 is last in row/column/box
Passo 3
Hidden Singles
valore: 2.4
categoria doc: Getting_Started
4 in H3 is last in row/box
6 in C9 is last in column
6 in J8 is last in row/box
Passo 4
Hidden Singles
valore: 2.2
categoria doc: Getting_Started
5 in F8 is last in column
5 in J7 is last in row/box
Passo 5
Naked Pair
valore: 10.2
categoria doc: Naked_Candidates
Naked Pair 1/2 on cells {C7|C8} means
- 1 can be removed from B7
- 1 can be removed from B9
- 1 can be removed from C3
Passo 6
Hidden Singles
valore: 2
categoria doc: Getting_Started
1 in B3 is last in row/column/box
Passo 7
Pointing Pairs
valore: 28.9
categoria doc: Intersection_Removal
Pair: between Box 1 and Row A:
- 9 can be removed from A7
Passo 8
Pointing Pairs
valore: 28.1
categoria doc: Intersection_Removal
Pair: between Box 7 and Row G:
- 9 can be removed from G7
- 9 can be removed from G9
Passo 9
X-Wing
valore: 55.3
categoria doc: X_Wing_Strategy
(Row->Col) 3 taken off B7, based on BE19
Passo 10
Y-Wing
valore: 71.5
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: B7 (4/9), wings B9 F7, therefore
- 3 can be removed from A7
- 3 can be removed from E9
Last candidate 1 in E9 changed to solution
Last candidate 8 in G9 changed to solution
Last candidate 9 in H9 changed to solution
Passo 11
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 3 in B9 changed to solution
Last candidate 4 in E8 changed to solution
Last candidate 3 in F7 changed to solution
Last candidate 9 in G2 changed to solution
Last candidate 2 in G3 changed to solution
Last candidate 2 in H7 changed to solution
Last candidate 7 in A8 changed to solution
Last candidate 4 in B1 changed to solution
Last candidate 9 in B7 changed to solution
Last candidate 1 in C7 changed to solution
Last candidate 2 in C8 changed to solution
Last candidate 3 in E1 changed to solution
Last candidate 4 in F5 changed to solution
Last candidate 7 in G7 changed to solution
Last candidate 1 in G8 changed to solution
Last candidate 8 in H5 changed to solution
Last candidate 2 in J5 changed to solution
Passo 12
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 3 in A2 changed to solution
Last candidate 9 in A3 changed to solution
Last candidate 4 in A7 changed to solution
Last candidate 5 in D3 changed to solution
Last candidate 3 in D5 changed to solution
Last candidate 8 in J2 changed to solution
Last candidate 3 in J3 changed to solution
Last candidate 5 in C2 changed to solution
Last candidate 8 in C3 changed to solution
Last candidate 4 in D2 changed to solution