Passi risolutivi (28)
Passo 1
Hidden Singles
valore: 5.6
categoria doc: Getting_Started
2 in D7 is last in column/box
2 in E6 is last in row
3 in B7 is last in row
3 in F5 is last in row/column/box
9 in D3 is last in column/box
Passo 2
Hidden Singles
valore: 5.1
categoria doc: Getting_Started
3 in J9 is last in column/box
Passo 3
Hidden Singles
valore: 5
categoria doc: Getting_Started
7 in G9 is last in column/box
Passo 4
Hidden Singles
valore: 4.8
categoria doc: Getting_Started
8 in F9 is last in column
8 in G8 is last in box
Passo 5
Naked Pair
valore: 22.8
categoria doc: Naked_Candidates
Naked Pair 5/6 on cells {E2|E8} means
- 5/6 can be removed from E4
- 5/6 can be removed from E5
Passo 6
Hidden Pair
valore: 44.3
categoria doc: Hidden_Candidates
Hidden Pair 3/8 in Col 1, on cells {A1|H1}
- removes 4/5/6 from A1
- removes 4/7 from H1
Passo 7
Pointing Pairs
valore: 66
categoria doc: Intersection_Removal
Pair: between Box 9 and Col 7:
- 4 can be removed from A7
Passo 8
Pointing Pairs
valore: 65.6
categoria doc: Intersection_Removal
Pair: between Box 9 and Col 7:
- 9 can be removed from A7
Passo 9
Line/Unit Reduction
valore: 85.8
categoria doc: Intersection_Removal
Line/Box Reduction: 4s in box 1 remove the following in the same box:
- 4 can be removed from A2
- 4 can be removed from A3
- 4 can be removed from B3
Passo 10
Y-Wing
valore: 169.5
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: G1 (4/6), wings G7 J2, therefore
- 1 can be removed from J7
- 1 can be removed from J8
Last candidate 5 in J8 changed to solution
Passo 11
Naked Singles
valore: 2
categoria doc: Getting_Started
Last candidate 6 in E8 changed to solution
Last candidate 9 in J7 changed to solution
Passo 12
Naked Singles
valore: 1.9
categoria doc: Getting_Started
Last candidate 5 in E2 changed to solution
Passo 13
Hidden Singles
valore: 3.5
categoria doc: Getting_Started
5 in C1 is last in column/box
6 in A7 is last in column/box
Passo 14
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 9 in C9 changed to solution
Passo 15
Naked Singles
valore: 1.6
categoria doc: Getting_Started
Last candidate 6 in C4 changed to solution
Passo 16
Naked Singles
valore: 1.5
categoria doc: Getting_Started
Last candidate 4 in C2 changed to solution
Passo 17
Naked Singles
valore: 1.5
categoria doc: Getting_Started
Last candidate 2 in C3 changed to solution
Passo 18
Hidden Singles
valore: 2.7
categoria doc: Getting_Started
2 in J1 is last in row/column/box
5 in A9 is last in box
5 in F7 is last in column
6 in B3 is last in row/box
6 in J2 is last in column
Passo 19
Naked Singles
valore: 1.2
categoria doc: Getting_Started
Last candidate 1 in D9 changed to solution
Last candidate 4 in G1 changed to solution
Last candidate 7 in J5 changed to solution
Passo 20
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 1 in G7 changed to solution
Last candidate 1 in J3 changed to solution
Passo 21
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 8 in A3 changed to solution
Last candidate 6 in G6 changed to solution
Last candidate 3 in H2 changed to solution
Last candidate 4 in H7 changed to solution
Passo 22
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 3 in A1 changed to solution
Last candidate 1 in A2 changed to solution
Last candidate 8 in H1 changed to solution
Last candidate 7 in H3 changed to solution
Passo 23
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 4 in A8 changed to solution
Last candidate 4 in F3 changed to solution
Passo 24
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 9 in A5 changed to solution
Last candidate 1 in B8 changed to solution
Passo 25
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 7 in A6 changed to solution
Last candidate 8 in E5 changed to solution
Last candidate 5 in H5 changed to solution
Passo 26
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 4 in B5 changed to solution
Last candidate 9 in E4 changed to solution
Last candidate 1 in F6 changed to solution
Passo 27
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 5 in B6 changed to solution
Last candidate 6 in D5 changed to solution
Last candidate 7 in F4 changed to solution
Last candidate 1 in H4 changed to solution
Last candidate 9 in H6 changed to solution
Passo 28
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 8 in B4 changed to solution
Last candidate 7 in D1 changed to solution
Last candidate 5 in D4 changed to solution
Last candidate 4 in D6 changed to solution
Last candidate 6 in F1 changed to solution