Passi risolutivi (26)
Passo 1
Hidden Singles
valore: 5.4
categoria doc: Getting_Started
1 in B4 is last in row/box
8 in B9 is last in column/box
8 in F1 is last in row
8 in G3 is last in row/box
9 in E6 is last in column/box
Passo 2
Hidden Singles
valore: 4.6
categoria doc: Getting_Started
1 in F7 is last in row
5 in B3 is last in row
8 in A6 is last in column
8 in E4 is last in row/box
Passo 3
Hidden Singles
valore: 4
categoria doc: Getting_Started
1 in G5 is last in row
1 in H8 is last in column/box
9 in F9 is last in row
9 in H7 is last in column
Passo 4
Hidden Singles
valore: 3.5
categoria doc: Getting_Started
1 in E1 is last in column
1 in J3 is last in row/box
5 in E8 is last in column
5 in H4 is last in row
5 in J7 is last in box
Passo 5
Hidden Singles
valore: 3.1
categoria doc: Getting_Started
4 in E3 is last in row/box
5 in C5 is last in row/column/box
Passo 6
Hidden Singles
valore: 2.9
categoria doc: Getting_Started
3 in J5 is last in column
4 in A5 is last in column
Passo 7
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 6 in J6 changed to solution
Passo 8
Naked Pair
valore: 12
categoria doc: Naked_Candidates
Naked Pair 6/7 on cells {A7|B8} means
- 6/7 can be removed from B7
- 6/7 can be removed from C7
Passo 9
Naked Pair
valore: 11.7
categoria doc: Naked_Candidates
Naked Pair 3/4 on cells {B7|C7} means
- 3 can be removed from E7
- 4 can be removed from G7
Passo 10
Hidden Pair
valore: 22.8
categoria doc: Hidden_Candidates
Hidden Pair 2/4 in Row H, on cells {H6|H9}
- removes 7 from H6
- removes 6 from H9
Passo 11
Chute Remote Pair
valore: 56.4
categoria doc: Chute_Remote_Pair
6 cannot be set in the yellow cells {A1,A2,A3} and with the Remote Pair in B8 and C4 it means:
- 7 can be removed from B6
Passo 12
Y-Wing
valore: 89.1
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: G7 (2/6), wings A7 G4, therefore
- 7 can be removed from A4
Passo 13
Pointing Pairs
valore: 32.6
categoria doc: Intersection_Removal
Pair: between Box 2 and Row C:
- 7 can be removed from C1
- 7 can be removed from C3
Last candidate 9 in C3 changed to solution
Passo 14
Hidden Singles
valore: 2.1
categoria doc: Getting_Started
9 in D1 is last in row/column/box
Passo 15
W-Wing
valore: 50.2
categoria doc: W_Wings
W-Wing (single). Either there is a 7 in B8 or in H1. They are connected through 6 in B2/H2, therefore
- 7 can be removed from B1
Passo 16
Hidden Singles
valore: 2
categoria doc: Getting_Started
7 in H1 is last in column
Passo 17
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 3 in H3 changed to solution
Passo 18
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 6 in H2 changed to solution
Passo 19
Hidden Singles
valore: 1.7
categoria doc: Getting_Started
3 in D9 is last in row
3 in E2 is last in column/box
Passo 20
Pointing Pairs
valore: 23.1
categoria doc: Intersection_Removal
Pair: between Box 6 and Row E:
- 2 can be removed from E5
Passo 21
W-Wing
valore: 37.1
categoria doc: W_Wings
W-Wing (single). Either there is a 6 in A7 or in D8. They are connected through 7 in A3/D3, therefore
- 6 can be removed from B8
- 6 can be removed from E7
Last candidate 7 in B8 changed to solution
Passo 22
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 6 in A7 changed to solution
Last candidate 2 in B2 changed to solution
Last candidate 6 in D8 changed to solution
Passo 23
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 7 in A3 changed to solution
Last candidate 2 in A4 changed to solution
Last candidate 3 in B6 changed to solution
Last candidate 2 in E9 changed to solution
Last candidate 7 in F2 changed to solution
Last candidate 2 in G7 changed to solution
Passo 24
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 4 in B7 changed to solution
Last candidate 7 in C6 changed to solution
Last candidate 2 in D3 changed to solution
Last candidate 7 in E7 changed to solution
Last candidate 2 in F5 changed to solution
Last candidate 7 in G4 changed to solution
Last candidate 4 in H9 changed to solution
Passo 25
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 6 in B1 changed to solution
Last candidate 6 in C4 changed to solution
Last candidate 3 in C7 changed to solution
Last candidate 7 in D5 changed to solution
Last candidate 6 in E5 changed to solution
Last candidate 4 in G6 changed to solution
Last candidate 6 in G9 changed to solution
Last candidate 2 in H6 changed to solution
Passo 26
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 4 in C1 changed to solution