Passi risolutivi (36)
Passo 1
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 5 in H6 changed to solution
Passo 2
Naked Singles
valore: 2.9
categoria doc: Getting_Started
Last candidate 8 in C6 changed to solution
Last candidate 1 in H4 changed to solution
Passo 3
Naked Singles
valore: 2.6
categoria doc: Getting_Started
Last candidate 3 in B6 changed to solution
Last candidate 8 in G4 changed to solution
Last candidate 2 in G6 changed to solution
Passo 4
Naked Singles
valore: 2.4
categoria doc: Getting_Started
Last candidate 9 in E6 changed to solution
Last candidate 6 in G5 changed to solution
Passo 5
Naked Singles
valore: 2.3
categoria doc: Getting_Started
Last candidate 3 in J5 changed to solution
Passo 6
Hidden Singles
valore: 4.3
categoria doc: Getting_Started
3 in E4 is last in column/box
4 in C5 is last in column/box
4 in D3 is last in column
5 in F5 is last in row/box
Passo 7
Hidden Singles
valore: 4
categoria doc: Getting_Started
1 in A5 is last in column/box
9 in J3 is last in column
Passo 8
Hidden Singles
valore: 3.5
categoria doc: Getting_Started
5 in J1 is last in row/box
9 in G9 is last in row/box
Passo 9
Hidden Singles
valore: 3.2
categoria doc: Getting_Started
4 in B9 is last in column
6 in H1 is last in column/box
8 in J2 is last in row/box
Passo 10
Naked Pair
valore: 14.4
categoria doc: Naked_Candidates
Naked Pair 7/8 on cells {D5|D9} means
- 7/8 can be removed from D1
- 7 can be removed from D2
- 7 can be removed from D8
Passo 11
Naked Pair
valore: 14.3
categoria doc: Naked_Candidates
Naked Pair 1/6 on cells {J7|J8} means
- 1 can be removed from G7
Passo 12
Naked Pair
valore: 13.8
categoria doc: Naked_Candidates
Naked Pair 4/7 on cells {G7|H7} means
- 7 can be removed from A7
- 7 can be removed from B7
- 7 can be removed from E7
- 7 can be removed from F7
Passo 13
Pointing Pairs
valore: 40.9
categoria doc: Intersection_Removal
Pair: between Box 1 and Col 3:
- 8 can be removed from E3
Passo 14
Unique Rectangle Type 1
valore: 53.4
categoria doc: Unique_Rectangle
Uniqueness Type 1 removing 7/8 at E9 because of D9,D5,E5
Passo 15
Unique Rectangle Type 1
valore: 52.3
categoria doc: Unique_Rectangle
Uniqueness Type 1 removing 4/7 at G2 because of G7,H7,H2
Last candidate 1 in G2 changed to solution
Passo 16
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 7 in G1 changed to solution
Passo 17
Naked Singles
valore: 1.2
categoria doc: Getting_Started
Last candidate 4 in G7 changed to solution
Last candidate 4 in H2 changed to solution
Passo 18
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 7 in H7 changed to solution
Passo 19
Chute Remote Pair
valore: 55.7
categoria doc: Chute_Remote_Pair
6 cannot be set in the yellow cells {A7,B7,C7} and with the Remote Pair in E9 and J8 it means:
- 1 can be removed from F8
Passo 20
Rectangle Elimination
valore: 55
categoria doc: Rectangle_Elimination
If +2[A7] then -2[A2] forcing +2[D2] which removes all 2s from box 6, so A7 cannot be 2
Passo 21
Hidden Singles
valore: 2.1
categoria doc: Getting_Started
2 in E7 is last in column
Passo 22
Hidden Singles
valore: 2
categoria doc: Getting_Started
6 in E9 is last in row/box
6 in J7 is last in column
Passo 23
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 1 in J8 changed to solution
Passo 24
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 7 in B8 changed to solution
Passo 25
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 5 in B4 changed to solution
Passo 26
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 7 in C4 changed to solution
Passo 27
Hidden Singles
valore: 1.4
categoria doc: Getting_Started
6 in C8 is last in row/column/box
Passo 28
Hidden Singles
valore: 1.3
categoria doc: Getting_Started
2 in A8 is last in column/box
2 in C1 is last in row
Passo 29
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 7 in A2 changed to solution
Last candidate 3 in D1 changed to solution
Passo 30
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 9 in D8 changed to solution
Last candidate 9 in F2 changed to solution
Passo 31
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 2 in D2 changed to solution
Last candidate 3 in F8 changed to solution
Passo 32
Hidden Singles
valore: 0.7
categoria doc: Getting_Started
3 in A7 is last in row/column/box
7 in E3 is last in column/box
7 in F9 is last in row
Passo 33
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 8 in D9 changed to solution
Last candidate 8 in E5 changed to solution
Passo 34
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 5 in A9 changed to solution
Last candidate 7 in D5 changed to solution
Last candidate 1 in E1 changed to solution
Last candidate 1 in F7 changed to solution
Passo 35
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 8 in A3 changed to solution
Last candidate 8 in B7 changed to solution
Last candidate 1 in C9 changed to solution
Last candidate 8 in F1 changed to solution
Passo 36
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 1 in B3 changed to solution
Last candidate 5 in C3 changed to solution