Passi risolutivi (30)
Passo 1
Naked Singles
valore: 2
categoria doc: Getting_Started
Last candidate 4 in F6 changed to solution
Last candidate 4 in J4 changed to solution
Passo 2
Hidden Singles
valore: 5.2
categoria doc: Getting_Started
2 in H2 is last in column/box
4 in A5 is last in column/box
5 in B6 is last in column/box
8 in B8 is last in box
8 in G7 is last in column
8 in J5 is last in column/box
Passo 3
Hidden Singles
valore: 4.6
categoria doc: Getting_Started
2 in B4 is last in box
2 in E6 is last in column
6 in H7 is last in column/box
Passo 4
Naked Singles
valore: 2.1
categoria doc: Getting_Started
Last candidate 1 in H5 changed to solution
Passo 5
Naked Singles
valore: 1.9
categoria doc: Getting_Started
Last candidate 9 in B5 changed to solution
Last candidate 3 in H4 changed to solution
Passo 6
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 1 in A4 changed to solution
Last candidate 6 in E5 changed to solution
Last candidate 7 in H6 changed to solution
Passo 7
Naked Singles
valore: 1.4
categoria doc: Getting_Started
Last candidate 3 in A6 changed to solution
Last candidate 1 in D6 changed to solution
Last candidate 9 in E4 changed to solution
Last candidate 9 in H1 changed to solution
Last candidate 6 in J6 changed to solution
Passo 8
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 7 in J1 changed to solution
Passo 9
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 8 in A1 changed to solution
Passo 10
Hidden Singles
valore: 2.5
categoria doc: Getting_Started
8 in E2 is last in row/column/box
Passo 11
Naked Pair
valore: 12
categoria doc: Naked_Candidates
Naked Pair 4/5 on cells {H8|H9} means
- 4 can be removed from G8
- 4 can be removed from G9
Passo 12
Hidden Pair
valore: 23.1
categoria doc: Hidden_Candidates
Hidden Pair 4/5 in Col 9, on cells {E9|H9}
- removes 1/3/7 from E9
Passo 13
Pointing Pairs
valore: 34.3
categoria doc: Intersection_Removal
Pair: between Box 6 and Col 8:
- 3 can be removed from C8
Passo 14
Pointing Pairs
valore: 33.8
categoria doc: Intersection_Removal
Pair: between Box 3 and Col 9:
- 7 can be removed from G9
Last candidate 1 in G9 changed to solution
Passo 15
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 7 in G8 changed to solution
Passo 16
Hidden Singles
valore: 2
categoria doc: Getting_Started
1 in B1 is last in row
Passo 17
Hidden Singles
valore: 1.9
categoria doc: Getting_Started
6 in G1 is last in column
Passo 18
Unique Rectangle Type 1
valore: 35.8
categoria doc: Unique_Rectangle
Uniqueness Type 1 removing 4/5 at E8 because of E9,H9,H8
Passo 19
Hidden Singles
valore: 1.7
categoria doc: Getting_Started
4 in E9 is last in row/box
4 in H8 is last in column
Passo 20
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 5 in H9 changed to solution
Passo 21
Hidden Singles
valore: 1.6
categoria doc: Getting_Started
5 in D8 is last in column/box
5 in E1 is last in row
Passo 22
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 3 in C1 changed to solution
Passo 23
Hidden Singles
valore: 1.2
categoria doc: Getting_Started
3 in B9 is last in row/column/box
5 in C2 is last in row/column/box
Passo 24
Hidden Singles
valore: 1.1
categoria doc: Getting_Started
4 in C3 is last in row/box
4 in G2 is last in column
7 in A9 is last in column/box
Passo 25
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 9 in A2 changed to solution
Last candidate 3 in G3 changed to solution
Passo 26
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 6 in D2 changed to solution
Last candidate 7 in E3 changed to solution
Passo 27
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 7 in B2 changed to solution
Last candidate 6 in B3 changed to solution
Last candidate 9 in D3 changed to solution
Last candidate 1 in E7 changed to solution
Last candidate 3 in F2 changed to solution
Passo 28
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 9 in C7 changed to solution
Last candidate 3 in E8 changed to solution
Last candidate 9 in F8 changed to solution
Passo 29
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 2 in C9 changed to solution
Last candidate 7 in F7 changed to solution
Last candidate 2 in J8 changed to solution
Passo 30
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 1 in C8 changed to solution
Last candidate 9 in J9 changed to solution