Passi risolutivi (27)
Passo 1
Hidden Singles
valore: 5.9
categoria doc: Getting_Started
3 in F8 is last in column/box
6 in B6 is last in column
6 in J9 is last in row/column/box
Passo 2
Naked Singles
valore: 2.8
categoria doc: Getting_Started
Last candidate 7 in F3 changed to solution
Passo 3
Hidden Singles
valore: 5.1
categoria doc: Getting_Started
3 in E3 is last in column
6 in C1 is last in row/box
9 in A6 is last in column/box
Passo 4
Hidden Singles
valore: 4.8
categoria doc: Getting_Started
8 in B2 is last in box
9 in B8 is last in column
Passo 5
Naked Pair
valore: 22.4
categoria doc: Naked_Candidates
Naked Pair 1/4 on cells {A1|A3} means
- 4 can be removed from A4
- 1 can be removed from A8
- 1/4 can be removed from A9
Passo 6
Naked Pair
valore: 20.8
categoria doc: Naked_Candidates
Naked Pair 1/5 on cells {H2|J2} means
- 1/5 can be removed from D2
- 5 can be removed from F2
- 1/5 can be removed from G1
- 1/5 can be removed from G2
- 1 can be removed from G3
- 1/5 can be removed from H1
- 1/5 can be removed from J1
Last candidate 9 in G2 changed to solution
Passo 7
Naked Pair
valore: 19.5
categoria doc: Naked_Candidates
Naked Pair 4/8 on cells {G1|G3} means
- 4 can be removed from G5
- 4 can be removed from G6
- 8 can be removed from G9
- 4/8 can be removed from H1
- 8 can be removed from J1
Passo 8
Hidden Singles
valore: 3.9
categoria doc: Getting_Started
4 in H6 is last in column
Passo 9
Hidden Pair
valore: 36.3
categoria doc: Hidden_Candidates
Hidden Pair 4/6 in Box 5, on cells {D5|F5}
- removes 2/5/7 from D5
- removes 2/5 from F5
Passo 10
Naked Pair
valore: 17.9
categoria doc: Naked_Candidates
Naked Pair 4/6 on cells {D5|F5} means
- 4 can be removed from B5
- 4 can be removed from C5
Passo 11
Pointing Pairs
valore: 52.8
categoria doc: Intersection_Removal
Pair: between Box 2 and Col 4:
- 1 can be removed from G5
- 1 can be removed from H5
Passo 12
Pointing Pairs
valore: 52.4
categoria doc: Intersection_Removal
Triple: between Box 5 and Row E:
- 2 can be removed from E7
Passo 13
Pointing Pairs
valore: 51.2
categoria doc: Intersection_Removal
Pair: between Box 5 and Row E:
- 5 can be removed from E1
- 5 can be removed from E7
- 5 can be removed from E9
Passo 14
Pointing Pairs
valore: 50.3
categoria doc: Intersection_Removal
Triple: between Box 5 and Row E:
- 7 can be removed from E7
- 7 can be removed from E9
Passo 15
Line/Box Reduction
valore: 65.5
categoria doc: Intersection_Removal
Pair: between Col 9 and Box 5:
- 8 can be removed from D7
- 8 can be removed from D8
- 8 can be removed from E7
Last candidate 1 in E7 changed to solution
Passo 16
Naked Pair
valore: 14.9
categoria doc: Naked_Candidates
Naked Pair 2/5 on cells {A8|D8} means
- 2 can be removed from C8
- 5 can be removed from H8
Passo 17
Chute Remote Pair
valore: 73.6
categoria doc: Chute_Remote_Pair
1 cannot be set in the yellow cells {H4,H5,H6} and with the Remote Pair in G9 and J2 it means:
- 5 can be removed from J7
Last candidate 8 in J7 changed to solution
Passo 18
Naked Singles
valore: 1.4
categoria doc: Getting_Started
Last candidate 1 in H8 changed to solution
Passo 19
Naked Singles
valore: 1.4
categoria doc: Getting_Started
Last candidate 8 in C8 changed to solution
Last candidate 5 in G9 changed to solution
Last candidate 5 in H2 changed to solution
Passo 20
Naked Singles
valore: 1.2
categoria doc: Getting_Started
Last candidate 7 in A9 changed to solution
Last candidate 2 in G5 changed to solution
Last candidate 1 in J2 changed to solution
Passo 21
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 2 in A4 changed to solution
Last candidate 4 in B7 changed to solution
Last candidate 1 in C5 changed to solution
Last candidate 1 in G6 changed to solution
Last candidate 7 in J6 changed to solution
Passo 22
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 5 in A8 changed to solution
Last candidate 1 in B9 changed to solution
Last candidate 4 in C4 changed to solution
Last candidate 2 in C7 changed to solution
Last candidate 2 in E6 changed to solution
Last candidate 3 in H5 changed to solution
Last candidate 3 in J1 changed to solution
Passo 23
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 7 in B5 changed to solution
Last candidate 2 in D8 changed to solution
Last candidate 5 in F7 changed to solution
Last candidate 7 in H1 changed to solution
Last candidate 8 in H4 changed to solution
Last candidate 5 in J4 changed to solution
Passo 24
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 3 in B4 changed to solution
Last candidate 6 in D2 changed to solution
Last candidate 7 in D7 changed to solution
Last candidate 7 in E4 changed to solution
Last candidate 5 in E5 changed to solution
Last candidate 9 in F1 changed to solution
Passo 25
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 4 in D5 changed to solution
Last candidate 8 in E1 changed to solution
Last candidate 2 in F2 changed to solution
Last candidate 4 in F9 changed to solution
Passo 26
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 1 in D3 changed to solution
Last candidate 8 in D9 changed to solution
Last candidate 9 in E9 changed to solution
Last candidate 6 in F5 changed to solution
Last candidate 4 in G1 changed to solution
Passo 27
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 1 in A1 changed to solution
Last candidate 4 in A3 changed to solution
Last candidate 5 in D1 changed to solution
Last candidate 8 in G3 changed to solution