Passi risolutivi (30)
Passo 1
Hidden Singles
valore: 6
categoria doc: Getting_Started
2 in D8 is last in row
2 in E5 is last in column/box
2 in H3 is last in column/box
8 in B3 is last in row/box
Passo 2
Hidden Singles
valore: 5.5
categoria doc: Getting_Started
5 in B1 is last in row/box
5 in E3 is last in column
Passo 3
Hidden Singles
valore: 5
categoria doc: Getting_Started
1 in A1 is last in column/box
5 in D4 is last in row
5 in H2 is last in column/box
Passo 4
Hidden Singles
valore: 4.6
categoria doc: Getting_Started
4 in D6 is last in row
4 in G2 is last in column/box
Passo 5
Naked Pair
valore: 21
categoria doc: Naked_Candidates
Naked Pair 3/7 on cells {D1|D2} means
- 3/7 can be removed from E1
- 3/7 can be removed from E2
- 3 can be removed from F2
Passo 6
Hidden Singles
valore: 4.2
categoria doc: Getting_Started
7 in D1 is last in column
Passo 7
Naked Singles
valore: 2.1
categoria doc: Getting_Started
Last candidate 3 in D2 changed to solution
Passo 8
Hidden Singles
valore: 4
categoria doc: Getting_Started
3 in G1 is last in column
Passo 9
Naked Pair
valore: 19
categoria doc: Naked_Candidates
Naked Pair 6/9 on cells {J1|J6} means
- 9 can be removed from J5
- 9 can be removed from J7
- 6/9 can be removed from J8
- 6 can be removed from J9
Last candidate 4 in J5 changed to solution
Passo 10
Naked Singles
valore: 1.8
categoria doc: Getting_Started
Last candidate 8 in J8 changed to solution
Passo 11
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 1 in F8 changed to solution
Passo 12
Hidden Singles
valore: 3.1
categoria doc: Getting_Started
1 in G7 is last in row
Passo 13
Hidden Singles
valore: 2.9
categoria doc: Getting_Started
1 in C9 is last in row
Passo 14
Hidden Singles
valore: 2.8
categoria doc: Getting_Started
2 in C7 is last in row/box
2 in J9 is last in column
Passo 15
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 5 in J7 changed to solution
Passo 16
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 3 in F7 changed to solution
Passo 17
Hidden Singles
valore: 2.3
categoria doc: Getting_Started
3 in C3 is last in row
3 in E6 is last in row/box
5 in F9 is last in row/column/box
Passo 18
Hidden Singles
valore: 2.1
categoria doc: Getting_Started
1 in E4 is last in row/box
8 in E9 is last in column/box
8 in F2 is last in row
Passo 19
Naked Pair
valore: 9.1
categoria doc: Naked_Candidates
Naked Pair 6/9 on cells {F6|J6} means
- 9 can be removed from B6
- 6/9 can be removed from H6
Passo 20
Pointing Pairs
valore: 26.8
categoria doc: Intersection_Removal
Pair: between Box 1 and Row A:
- 6 can be removed from A9
Passo 21
W-Wing
valore: 44
categoria doc: W_Wings
W-Wing (single). Either there is a 6 in A3 or in G8. They are connected through 9 in C2/C8, therefore
- 6 can be removed from G3
Last candidate 9 in G3 changed to solution
Passo 22
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 6 in A3 changed to solution
Last candidate 6 in G8 changed to solution
Last candidate 6 in J1 changed to solution
Passo 23
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 9 in E1 changed to solution
Last candidate 4 in H9 changed to solution
Last candidate 9 in J6 changed to solution
Passo 24
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 3 in A9 changed to solution
Last candidate 6 in E2 changed to solution
Last candidate 6 in F6 changed to solution
Last candidate 1 in H5 changed to solution
Last candidate 9 in H7 changed to solution
Passo 25
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 9 in A5 changed to solution
Last candidate 6 in B9 changed to solution
Last candidate 9 in F4 changed to solution
Last candidate 7 in H6 changed to solution
Passo 26
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 7 in A2 changed to solution
Last candidate 3 in B5 changed to solution
Last candidate 1 in B6 changed to solution
Last candidate 6 in H4 changed to solution
Passo 27
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 4 in A4 changed to solution
Last candidate 9 in C2 changed to solution
Passo 28
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 7 in B4 changed to solution
Last candidate 7 in C8 changed to solution
Passo 29
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 4 in B7 changed to solution
Last candidate 4 in E8 changed to solution
Passo 30
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 9 in B8 changed to solution
Last candidate 7 in E7 changed to solution