Passi risolutivi (26)
Passo 1
Naked Singles
valore: 2
categoria doc: Getting_Started
Last candidate 9 in C9 changed to solution
Last candidate 9 in F4 changed to solution
Passo 2
Naked Singles
valore: 2
categoria doc: Getting_Started
Last candidate 2 in C8 changed to solution
Last candidate 7 in D4 changed to solution
Passo 3
Naked Singles
valore: 2.4
categoria doc: Getting_Started
Last candidate 2 in J4 changed to solution
Passo 4
Naked Singles
valore: 2.4
categoria doc: Getting_Started
Last candidate 5 in H4 changed to solution
Passo 5
Naked Singles
valore: 2.3
categoria doc: Getting_Started
Last candidate 8 in A4 changed to solution
Passo 6
Hidden Singles
valore: 4.4
categoria doc: Getting_Started
2 in E5 is last in row/box
2 in H1 is last in row/box
4 in J7 is last in row/box
5 in A7 is last in column/box
Passo 7
Naked Pair
valore: 20.1
categoria doc: Naked_Candidates
Naked Pair 3/6 on cells {A8|A9} means
- 3 can be removed from A2
Passo 8
Naked Pair
valore: 19.7
categoria doc: Naked_Candidates
Naked Pair 4/6 on cells {D6|F6} means
- 4 can be removed from A6
- 6 can be removed from H6
- 6 can be removed from J6
Passo 9
Hidden Pair
valore: 37.7
categoria doc: Hidden_Candidates
Hidden Pair 3/6 in Row J, on cells {J5|J8}
- removes 7/9 from J5
- removes 1/7/8/9 from J8
Passo 10
Naked Pair
valore: 18.2
categoria doc: Naked_Candidates
Naked Pair 3/6 on cells {A8|J8} means
- 6 can be removed from E8
- 3/6 can be removed from F8
- 3 can be removed from G8
- 6 can be removed from H8
Last candidate 8 in F8 changed to solution
Passo 11
Hidden Singles
valore: 3.4
categoria doc: Getting_Started
8 in H7 is last in row/column/box
Passo 12
Pointing Pairs
valore: 49.9
categoria doc: Intersection_Removal
Pair: between Box 1 and Col 3:
- 4 can be removed from E3
- 4 can be removed from F3
Last candidate 5 in F3 changed to solution
Passo 13
Naked Singles
valore: 1.5
categoria doc: Getting_Started
Last candidate 7 in B3 changed to solution
Passo 14
Line/Unit Reduction
valore: 59.4
categoria doc: Intersection_Removal
Line/Box Reduction: 6s in box 6 remove the following in the same box:
- 6 can be removed from D9
- 6 can be removed from E9
- 6 can be removed from F9
Passo 15
Hidden Singles
valore: 2.9
categoria doc: Getting_Started
6 in F6 is last in row
Passo 16
Naked Singles
valore: 1.4
categoria doc: Getting_Started
Last candidate 4 in D6 changed to solution
Passo 17
Naked Pair
valore: 13.6
categoria doc: Naked_Candidates
Naked Pair 1/3 on cells {D1|D9} means
- 1/3 can be removed from D2
- 3 can be removed from D7
Passo 18
Hidden Singles
valore: 2.6
categoria doc: Getting_Started
3 in B2 is last in column
3 in G7 is last in column
Passo 19
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 5 in B1 changed to solution
Last candidate 6 in J8 changed to solution
Passo 20
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 3 in A8 changed to solution
Last candidate 9 in B5 changed to solution
Last candidate 8 in C2 changed to solution
Last candidate 3 in J5 changed to solution
Passo 21
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 6 in A9 changed to solution
Last candidate 2 in B6 changed to solution
Last candidate 4 in C3 changed to solution
Last candidate 7 in G5 changed to solution
Passo 22
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 1 in A3 changed to solution
Last candidate 4 in A5 changed to solution
Last candidate 7 in A6 changed to solution
Last candidate 5 in C5 changed to solution
Last candidate 1 in G1 changed to solution
Last candidate 6 in H5 changed to solution
Passo 23
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 2 in A2 changed to solution
Last candidate 3 in D1 changed to solution
Last candidate 9 in G8 changed to solution
Last candidate 9 in J2 changed to solution
Passo 24
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 6 in D2 changed to solution
Last candidate 1 in D9 changed to solution
Last candidate 4 in F1 changed to solution
Last candidate 5 in G2 changed to solution
Last candidate 8 in J3 changed to solution
Last candidate 1 in J6 changed to solution
Passo 25
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 9 in D7 changed to solution
Last candidate 8 in E1 changed to solution
Last candidate 1 in E2 changed to solution
Last candidate 9 in E3 changed to solution
Last candidate 7 in E8 changed to solution
Last candidate 3 in F9 changed to solution
Last candidate 9 in H6 changed to solution
Last candidate 7 in H9 changed to solution
Last candidate 7 in J1 changed to solution
Passo 26
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 6 in E7 changed to solution
Last candidate 4 in E9 changed to solution
Last candidate 1 in H8 changed to solution