Passi risolutivi (15)
Passo 1
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 1 in E8 changed to solution
Last candidate 2 in E9 changed to solution
Passo 2
Hidden Singles
valore: 5.3
categoria doc: Getting_Started
2 in A2 is last in row/box
5 in B5 is last in row/box
5 in D4 is last in column
5 in G7 is last in column/box
8 in E1 is last in row/box
Passo 3
Naked Singles
valore: 2.3
categoria doc: Getting_Started
Last candidate 5 in E2 changed to solution
Passo 4
Hidden Singles
valore: 4.3
categoria doc: Getting_Started
2 in H7 is last in column/box
2 in J5 is last in row
5 in J1 is last in row/column/box
6 in C2 is last in column
6 in F1 is last in row/box
Passo 5
Hidden Singles
valore: 3.7
categoria doc: Getting_Started
2 in G3 is last in row/column/box
6 in B6 is last in row/box
6 in H4 is last in column
7 in J6 is last in row
Passo 6
Hidden Singles
valore: 3.3
categoria doc: Getting_Started
6 in G9 is last in row/column/box
7 in G1 is last in row/box
Passo 7
Hidden Singles
valore: 3.1
categoria doc: Getting_Started
1 in H1 is last in column
Passo 8
Hidden Singles
valore: 3
categoria doc: Getting_Started
4 in H3 is last in box
Passo 9
Naked Pair
valore: 14
categoria doc: Naked_Candidates
Naked Pair 1/3 on cells {D3|F3} means
- 3 can be removed from B3
- 3 can be removed from C3
Passo 10
Naked Pair
valore: 13.9
categoria doc: Naked_Candidates
Naked Pair 3/8 on cells {H5|J4} means
- 3 can be removed from G5
Passo 11
Hidden Singles
valore: 2.8
categoria doc: Getting_Started
3 in G8 is last in row
Passo 12
Pointing Pairs
valore: 38
categoria doc: Intersection_Removal
Pair: between Box 9 and Col 9:
- 8 can be removed from A9
- 8 can be removed from B9
- 8 can be removed from C9
Passo 13
Line/Unit Reduction
valore: 49
categoria doc: Intersection_Removal
Line/Box Reduction: 1s in box 2 remove the following in the same box:
- 1 can be removed from A5
- 1 can be removed from A6
- 1 can be removed from C5
Last candidate 9 in A6 changed to solution
Last candidate 4 in A8 changed to solution
Last candidate 9 in J8 changed to solution
Passo 14
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 3 in A1 changed to solution
Last candidate 9 in B1 changed to solution
Last candidate 4 in C1 changed to solution
Last candidate 8 in H9 changed to solution
Last candidate 3 in J2 changed to solution
Last candidate 8 in J4 changed to solution
Last candidate 4 in J9 changed to solution
Last candidate 1 in A4 changed to solution
Last candidate 7 in A9 changed to solution
Last candidate 3 in B9 changed to solution
Last candidate 3 in C4 changed to solution
Last candidate 9 in D9 changed to solution
Last candidate 3 in F7 changed to solution
Last candidate 9 in H2 changed to solution
Last candidate 3 in H5 changed to solution
Passo 15
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 8 in A5 changed to solution
Last candidate 8 in B7 changed to solution
Last candidate 7 in C5 changed to solution
Last candidate 9 in C7 changed to solution
Last candidate 1 in C9 changed to solution
Last candidate 1 in D5 changed to solution
Last candidate 7 in D7 changed to solution
Last candidate 1 in F3 changed to solution
Last candidate 4 in F6 changed to solution
Last candidate 4 in G5 changed to solution
Last candidate 1 in G6 changed to solution
Last candidate 7 in B3 changed to solution
Last candidate 8 in C3 changed to solution
Last candidate 3 in D3 changed to solution
Last candidate 9 in F5 changed to solution