Passi risolutivi (27)
Passo 1
Hidden Singles
valore: 5.6
categoria doc: Getting_Started
2 in A9 is last in row/box
2 in E1 is last in column/box
2 in H4 is last in row/box
7 in B1 is last in row/box
7 in D2 is last in column
7 in H6 is last in row
7 in J8 is last in column/box
Passo 2
Hidden Singles
valore: 4.6
categoria doc: Getting_Started
2 in D5 is last in row
2 in F7 is last in column/box
4 in H1 is last in column
6 in C9 is last in box
7 in E5 is last in row/column/box
8 in H9 is last in row
Passo 3
Hidden Singles
valore: 4.1
categoria doc: Getting_Started
6 in A3 is last in column
6 in E7 is last in column/box
Passo 4
Pointing Pairs
valore: 59
categoria doc: Intersection_Removal
Pair: between Box 9 and Col 7:
- 1 can be removed from B7
Passo 5
Naked Pair
valore: 19
categoria doc: Naked_Candidates
Naked Pair 3/4 on cells {B7|B9} means
- 4 can be removed from A8
- 3 can be removed from B3
- 3/4 can be removed from B4
- 4 can be removed from B8
Passo 6
Hidden Pair
valore: 37.7
categoria doc: Hidden_Candidates
Hidden Pair 4/5 in Col 8, on cells {D8|F8}
- removes 9 from D8
Passo 7
Hidden Singles
valore: 3.6
categoria doc: Getting_Started
9 in D4 is last in row
9 in E9 is last in box
Passo 8
Line/Unit Reduction
valore: 67.1
categoria doc: Intersection_Removal
Line/Box Reduction: 5s in box 7 remove the following in the same box:
- 5 can be removed from G1
- 5 can be removed from G2
- 5 can be removed from J2
Passo 9
Hidden Singles
valore: 3.3
categoria doc: Getting_Started
5 in A1 is last in column
Passo 10
Naked Singles
valore: 1.5
categoria doc: Getting_Started
Last candidate 8 in B3 changed to solution
Passo 11
Naked Singles
valore: 1.5
categoria doc: Getting_Started
Last candidate 1 in B8 changed to solution
Passo 12
Naked Singles
valore: 1.4
categoria doc: Getting_Started
Last candidate 5 in B4 changed to solution
Passo 13
Hidden Singles
valore: 2.8
categoria doc: Getting_Started
1 in C1 is last in row
Passo 14
Naked Singles
valore: 1.2
categoria doc: Getting_Started
Last candidate 3 in G1 changed to solution
Passo 15
Naked Singles
valore: 1.2
categoria doc: Getting_Started
Last candidate 5 in G9 changed to solution
Passo 16
Hidden Singles
valore: 2.3
categoria doc: Getting_Started
3 in H7 is last in row
Passo 17
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 4 in B7 changed to solution
Last candidate 4 in J9 changed to solution
Passo 18
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 3 in B9 changed to solution
Passo 19
Naked Pair
valore: 10
categoria doc: Naked_Candidates
Naked Pair 5/9 on cells {H2|H3} means
- 9 can be removed from G2
- 9 can be removed from J2
Passo 20
Chute Remote Pair
valore: 47.5
categoria doc: Chute_Remote_Pairs
5 cannot be set in the yellow cells {E7,E8,E9} and with the Remote Pair in D6 and F2 it means:
- 3 can be removed from D3
- 3 can be removed from F4
- 3 can be removed from F5
- 3 can be removed from F6
Passo 21
Hidden Singles
valore: 1.8
categoria doc: Getting_Started
3 in C3 is last in column
3 in D6 is last in row/box
3 in F2 is last in row/box
Passo 22
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 9 in A2 changed to solution
Last candidate 8 in C5 changed to solution
Passo 23
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 1 in A6 changed to solution
Last candidate 8 in A8 changed to solution
Last candidate 9 in C8 changed to solution
Last candidate 9 in G5 changed to solution
Last candidate 5 in H2 changed to solution
Passo 24
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 5 in E6 changed to solution
Last candidate 1 in G7 changed to solution
Last candidate 9 in H3 changed to solution
Passo 25
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 4 in E3 changed to solution
Last candidate 4 in F5 changed to solution
Last candidate 6 in G2 changed to solution
Last candidate 6 in J6 changed to solution
Last candidate 9 in J7 changed to solution
Passo 26
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 3 in A5 changed to solution
Last candidate 5 in D3 changed to solution
Last candidate 1 in E4 changed to solution
Last candidate 8 in F6 changed to solution
Last candidate 5 in F8 changed to solution
Last candidate 8 in G4 changed to solution
Last candidate 1 in J2 changed to solution
Last candidate 3 in J4 changed to solution
Passo 27
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 4 in A4 changed to solution
Last candidate 4 in D8 changed to solution
Last candidate 6 in F4 changed to solution
Last candidate 5 in J5 changed to solution