Passi risolutivi (27)
Passo 1
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 7 in B2 changed to solution
Last candidate 9 in B5 changed to solution
Last candidate 3 in H5 changed to solution
Passo 2
Naked Singles
valore: 2.5
categoria doc: Getting_Started
Last candidate 2 in B4 changed to solution
Last candidate 7 in H6 changed to solution
Last candidate 2 in H8 changed to solution
Passo 3
Naked Singles
valore: 2.2
categoria doc: Getting_Started
Last candidate 1 in B7 changed to solution
Last candidate 8 in H3 changed to solution
Passo 4
Hidden Singles
valore: 3.8
categoria doc: Getting_Started
1 in C3 is last in row/column/box
2 in D6 is last in row/column/box
5 in E9 is last in box
7 in F4 is last in row
Passo 5
Hidden Singles
valore: 3.5
categoria doc: Getting_Started
8 in G9 is last in column
Passo 6
Hidden Pair
valore: 33
categoria doc: Hidden_Candidates
Hidden Pair 2/4 in Box 3, on cells {A7|C7}
- removes 3/7/9 from A7
- removes 3/9 from C7
Passo 7
Hidden Singles
valore: 3.2
categoria doc: Getting_Started
7 in A9 is last in row/box
Passo 8
Naked Singles
valore: 1.6
categoria doc: Getting_Started
Last candidate 3 in J9 changed to solution
Passo 9
Naked Singles
valore: 1.5
categoria doc: Getting_Started
Last candidate 9 in C9 changed to solution
Passo 10
Hidden Singles
valore: 2.8
categoria doc: Getting_Started
3 in A8 is last in row
3 in G2 is last in row/column/box
Passo 11
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 5 in C8 changed to solution
Last candidate 9 in F8 changed to solution
Passo 12
Hidden Singles
valore: 2.4
categoria doc: Getting_Started
9 in G7 is last in row/column/box
Passo 13
Hidden Singles
valore: 2.4
categoria doc: Getting_Started
7 in J7 is last in column/box
Passo 14
Pointing Pairs
valore: 33.4
categoria doc: Intersection_Removal
Pair: between Box 4 and Row D:
- 4 can be removed from D4
- 4 can be removed from D5
Passo 15
Y-Wing
valore: 88
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: D4 (5/9), wings D3 G4, therefore
- 4 can be removed from G3
Passo 16
Pointing Pairs
valore: 32.6
categoria doc: Intersection_Removal
Pair: between Box 7 and Row J:
- 4 can be removed from J5
Passo 17
Chute Remote Pair
valore: 53
categoria doc: Chute_Remote_Pair
4 cannot be set in the yellow cells {G5,H5,J5} and with the Remote Pair in C4 and F6 it means:
- 3 can be removed from C6
- 3 can be removed from E4
Last candidate 9 in E4 changed to solution
Passo 18
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 5 in D4 changed to solution
Last candidate 7 in E3 changed to solution
Passo 19
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 8 in E1 changed to solution
Last candidate 5 in G3 changed to solution
Last candidate 4 in G4 changed to solution
Passo 20
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 3 in C4 changed to solution
Last candidate 4 in D2 changed to solution
Last candidate 1 in G6 changed to solution
Passo 21
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 9 in D3 changed to solution
Last candidate 6 in G8 changed to solution
Last candidate 6 in J2 changed to solution
Last candidate 5 in J5 changed to solution
Passo 22
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 5 in A2 changed to solution
Last candidate 2 in A3 changed to solution
Last candidate 8 in C2 changed to solution
Last candidate 7 in G1 changed to solution
Last candidate 2 in J1 changed to solution
Last candidate 1 in J8 changed to solution
Passo 23
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 4 in A7 changed to solution
Last candidate 6 in C1 changed to solution
Last candidate 4 in J3 changed to solution
Passo 24
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 9 in A1 changed to solution
Last candidate 6 in A5 changed to solution
Last candidate 4 in C6 changed to solution
Last candidate 2 in C7 changed to solution
Passo 25
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 8 in D5 changed to solution
Last candidate 1 in E5 changed to solution
Last candidate 3 in F6 changed to solution
Passo 26
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 6 in D7 changed to solution
Last candidate 6 in E6 changed to solution
Last candidate 4 in F5 changed to solution
Last candidate 8 in F7 changed to solution
Passo 27
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 3 in E7 changed to solution