Passi risolutivi (33)
Passo 1
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 3 in B7 changed to solution
Last candidate 5 in C6 changed to solution
Passo 2
Naked Singles
valore: 2.9
categoria doc: Getting_Started
Last candidate 3 in C5 changed to solution
Passo 3
Hidden Singles
valore: 5.2
categoria doc: Getting_Started
3 in D4 is last in row/column/box
5 in E8 is last in row
5 in F5 is last in column/box
6 in J6 is last in column/box
Passo 4
Naked Singles
valore: 2.4
categoria doc: Getting_Started
Last candidate 9 in B8 changed to solution
Passo 5
Naked Singles
valore: 2.3
categoria doc: Getting_Started
Last candidate 2 in B3 changed to solution
Passo 6
Naked Singles
valore: 2.2
categoria doc: Getting_Started
Last candidate 7 in B5 changed to solution
Passo 7
Naked Singles
valore: 2.1
categoria doc: Getting_Started
Last candidate 5 in B2 changed to solution
Passo 8
Hidden Singles
valore: 4
categoria doc: Getting_Started
4 in D5 is last in column/box
5 in A9 is last in row/column/box
8 in E7 is last in box
Passo 9
Naked Singles
valore: 1.8
categoria doc: Getting_Started
Last candidate 2 in E6 changed to solution
Passo 10
Naked Singles
valore: 1.8
categoria doc: Getting_Started
Last candidate 1 in D6 changed to solution
Passo 11
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 8 in F6 changed to solution
Passo 12
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 7 in F4 changed to solution
Passo 13
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 9 in E4 changed to solution
Passo 14
Naked Singles
valore: 1.6
categoria doc: Getting_Started
Last candidate 4 in E3 changed to solution
Last candidate 2 in G4 changed to solution
Passo 15
Naked Singles
valore: 1.4
categoria doc: Getting_Started
Last candidate 8 in A4 changed to solution
Last candidate 7 in E2 changed to solution
Passo 16
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 2 in A5 changed to solution
Passo 17
Hidden Singles
valore: 2.4
categoria doc: Getting_Started
4 in F9 is last in row/box
7 in A1 is last in row/column/box
9 in D1 is last in row/box
Passo 18
Hidden Singles
valore: 2.2
categoria doc: Getting_Started
9 in C2 is last in row/box
Passo 19
Naked Triple
valore: 39.1
categoria doc: Naked_Candidates
Naked Triple 1/4/6 on cells {A8|C8|G8} means
- 6 can be removed from D8
- 1/6 can be removed from H8
- 1/4 can be removed from J8
Passo 20
Y-Wing
valore: 75.9
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: G9 (6/9), wings G5 H7, therefore
- 1 can be removed from G8
- 1 can be removed from H5
Passo 21
Hidden Singles
valore: 1.8
categoria doc: Getting_Started
1 in A8 is last in column
Passo 22
Y-Wing
valore: 70.4
categoria doc: Y_Wing_Strategy
Y-Wing pattern. Hinge: H8 (2/8), wings H5 J9, therefore
- 9 can be removed from J5
Passo 23
Rectangle Elimination
valore: 43.3
categoria doc: Rectangle_Elimination
If +4[G2] then -4[A2] forcing +4[A7] which removes all 4s from box 9, so G2 cannot be 4
Passo 24
Hidden Singles
valore: 1.7
categoria doc: Getting_Started
4 in G8 is last in row
Passo 25
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 6 in C8 changed to solution
Passo 26
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 4 in A7 changed to solution
Last candidate 4 in C1 changed to solution
Passo 27
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 2 in J1 changed to solution
Passo 28
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 6 in F1 changed to solution
Last candidate 9 in J9 changed to solution
Passo 29
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 1 in F3 changed to solution
Last candidate 6 in G9 changed to solution
Passo 30
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 2 in D9 changed to solution
Last candidate 2 in F2 changed to solution
Last candidate 1 in G2 changed to solution
Last candidate 1 in H7 changed to solution
Last candidate 3 in J3 changed to solution
Passo 31
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 6 in A3 changed to solution
Last candidate 7 in D8 changed to solution
Last candidate 9 in G5 changed to solution
Last candidate 6 in H2 changed to solution
Last candidate 4 in J2 changed to solution
Last candidate 7 in J7 changed to solution
Passo 32
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 3 in A2 changed to solution
Last candidate 6 in D7 changed to solution
Last candidate 9 in H3 changed to solution
Last candidate 8 in H5 changed to solution
Last candidate 8 in J8 changed to solution
Passo 33
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 2 in H8 changed to solution
Last candidate 1 in J5 changed to solution