Passi risolutivi (34)
Passo 1
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 8 in C5 changed to solution
Last candidate 2 in E5 changed to solution
Passo 2
Naked Singles
valore: 2.8
categoria doc: Getting_Started
Last candidate 3 in G5 changed to solution
Passo 3
Hidden Singles
valore: 5
categoria doc: Getting_Started
2 in C8 is last in row/box
2 in D3 is last in row/box
3 in J8 is last in column/box
4 in C2 is last in row/column/box
Passo 4
Hidden Singles
valore: 4.5
categoria doc: Getting_Started
6 in B7 is last in box
6 in C3 is last in row
9 in E3 is last in column/box
Passo 5
Hidden Singles
valore: 4.2
categoria doc: Getting_Started
5 in C4 is last in row
Passo 6
Naked Pair
valore: 19.9
categoria doc: Naked_Candidates
Naked Pair 4/6 on cells {E4|E6} means
- 6 can be removed from E2
- 4 can be removed from E7
- 4/6 can be removed from E8
Passo 7
Hidden Singles
valore: 3.9
categoria doc: Getting_Started
4 in F8 is last in column
Passo 8
Hidden Singles
valore: 3.8
categoria doc: Getting_Started
6 in D8 is last in column/box
6 in F2 is last in row
Passo 9
Naked Singles
valore: 1.8
categoria doc: Getting_Started
Last candidate 1 in D2 changed to solution
Passo 10
Naked Singles
valore: 1.8
categoria doc: Getting_Started
Last candidate 9 in D7 changed to solution
Passo 11
Hidden Singles
valore: 3.3
categoria doc: Getting_Started
1 in G1 is last in row/box
Passo 12
Naked Singles
valore: 1.6
categoria doc: Getting_Started
Last candidate 7 in C1 changed to solution
Passo 13
Hidden Singles
valore: 2.9
categoria doc: Getting_Started
2 in G7 is last in row
2 in H1 is last in column/box
Passo 14
Hidden Singles
valore: 2.7
categoria doc: Getting_Started
3 in H3 is last in row/box
Passo 15
Hidden Singles
valore: 2.6
categoria doc: Getting_Started
3 in B4 is last in row
Passo 16
Naked Pair
valore: 12.2
categoria doc: Naked_Candidates
Naked Pair 7/8 on cells {E8|F7} means
- 7/8 can be removed from E7
- 7/8 can be removed from E9
Passo 17
X-Wing
valore: 71.8
categoria doc: X_Wing_Strategy
(Col->Row) 9 taken off G6, based on CJ69
(Col->Row) 9 taken off G9, based on CJ69
Passo 18
Rectangle Elimination
valore: 59.1
categoria doc: Rectangle_Elimination
If +8[A7] then -8[A1] forcing +8[E1] which removes all 8s from box 6, so A7 cannot be 8
Passo 19
Chute Remote Pair
valore: 57.8
categoria doc: Chute_Remote_Pair
1 cannot be set in the yellow cells {C1,C2,C3} and with the Remote Pair in A7 and B6 it means:
- 7 can be removed from A4
- 7 can be removed from B9
Last candidate 9 in A4 changed to solution
Passo 20
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 1 in C6 changed to solution
Passo 21
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 7 in B6 changed to solution
Last candidate 9 in C9 changed to solution
Passo 22
Hidden Singles
valore: 1.8
categoria doc: Getting_Started
9 in G8 is last in row/column/box
9 in J6 is last in row/column/box
Passo 23
Hidden Singles
valore: 1.7
categoria doc: Getting_Started
4 in J7 is last in row
Passo 24
Hidden Singles
valore: 1.6
categoria doc: Getting_Started
5 in E7 is last in column
Passo 25
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 1 in E9 changed to solution
Passo 26
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 8 in B9 changed to solution
Passo 27
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 7 in A8 changed to solution
Last candidate 1 in B3 changed to solution
Passo 28
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 1 in A7 changed to solution
Last candidate 8 in E8 changed to solution
Passo 29
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 3 in E1 changed to solution
Last candidate 7 in F7 changed to solution
Passo 30
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 8 in A1 changed to solution
Last candidate 7 in E2 changed to solution
Last candidate 8 in F3 changed to solution
Last candidate 8 in H7 changed to solution
Passo 31
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 5 in A3 changed to solution
Last candidate 4 in H6 changed to solution
Passo 32
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 3 in A2 changed to solution
Last candidate 6 in E6 changed to solution
Last candidate 7 in H4 changed to solution
Last candidate 7 in J3 changed to solution
Passo 33
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 4 in E4 changed to solution
Last candidate 6 in G4 changed to solution
Last candidate 8 in G6 changed to solution
Last candidate 5 in J9 changed to solution
Passo 34
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 5 in G2 changed to solution
Last candidate 7 in G9 changed to solution
Last candidate 8 in J2 changed to solution