Passi risolutivi (32)
Passo 1
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 8 in E3 changed to solution
Passo 2
Hidden Singles
valore: 5.3
categoria doc: Getting_Started
6 in A5 is last in row/box
Passo 3
Naked Pair
valore: 25.3
categoria doc: Naked_Candidates
Naked Pair 4/7 on cells {G6|H6} means
- 7 can be removed from A6
- 4/7 can be removed from F6
- 7 can be removed from G5
- 4/7 can be removed from H4
- 4 can be removed from J4
Passo 4
Hidden Singles
valore: 5
categoria doc: Getting_Started
4 in D4 is last in column/box
7 in A8 is last in row
Passo 5
Hidden Singles
valore: 4.6
categoria doc: Getting_Started
7 in C4 is last in column
Passo 6
Hidden Pair
valore: 42.9
categoria doc: Hidden_Candidates
Hidden Pair 6/8 in Box 6, on cells {D8|F8}
- removes 1/2/5/9 from D8
- removes 1/4/5/9 from F8
Passo 7
Hidden Singles
valore: 4.2
categoria doc: Getting_Started
2 in G8 is last in column
Passo 8
Hidden Pair
valore: 40.2
categoria doc: Hidden_Candidates
Hidden Pair 1/5 in Box 6, on cells {D9|F9}
- removes 7/9 from D9
- removes 4/7/9 from F9
Passo 9
Naked Pair
valore: 19.7
categoria doc: Naked_Candidates
Naked Pair 1/5 on cells {D9|F9} means
- 1 can be removed from B9
- 5 can be removed from H9
- 5 can be removed from J9
Passo 10
Pointing Pairs
valore: 58.2
categoria doc: Intersection_Removal
Pair: between Box 7 and Col 2:
- 6 can be removed from D2
- 6 can be removed from F2
Passo 11
Pointing Pairs
valore: 57.4
categoria doc: Intersection_Removal
Pair: between Box 6 and Col 7:
- 9 can be removed from C7
- 9 can be removed from G7
Passo 12
Pointing Pairs
valore: 56.5
categoria doc: Intersection_Removal
Pair: between Box 9 and Row H:
- 9 can be removed from H1
- 9 can be removed from H2
Passo 13
Line/Box Reduction
valore: 73.2
categoria doc: Intersection_Removal
Pair: between Row A and Box 1:
- 3 can be removed from B1
- 3 can be removed from B2
- 3 can be removed from C2
- 3 can be removed from C3
Last candidate 9 in C3 changed to solution
Passo 14
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 8 in C2 changed to solution
Passo 15
Hidden Singles
valore: 3.3
categoria doc: Getting_Started
9 in G2 is last in row/box
Passo 16
Naked Pair
valore: 15.8
categoria doc: Naked_Candidates
Naked Pair 3/5 on cells {G3|G5} means
- 3 can be removed from G7
Passo 17
Hidden Singles
valore: 3.1
categoria doc: Getting_Started
3 in C7 is last in column
Passo 18
Naked Singles
valore: 1.5
categoria doc: Getting_Started
Last candidate 9 in B9 changed to solution
Last candidate 1 in C5 changed to solution
Passo 19
Naked Singles
valore: 1.4
categoria doc: Getting_Started
Last candidate 2 in A6 changed to solution
Last candidate 1 in B8 changed to solution
Last candidate 4 in C8 changed to solution
Passo 20
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 3 in A2 changed to solution
Last candidate 8 in B6 changed to solution
Last candidate 5 in J8 changed to solution
Passo 21
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 1 in A1 changed to solution
Last candidate 3 in B4 changed to solution
Last candidate 1 in F6 changed to solution
Last candidate 9 in H8 changed to solution
Passo 22
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 5 in F9 changed to solution
Last candidate 6 in H4 changed to solution
Passo 23
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 1 in D9 changed to solution
Last candidate 8 in J4 changed to solution
Passo 24
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 3 in J5 changed to solution
Passo 25
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 5 in G5 changed to solution
Last candidate 4 in J9 changed to solution
Passo 26
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 7 in E9 changed to solution
Last candidate 3 in G3 changed to solution
Last candidate 7 in G7 changed to solution
Last candidate 6 in J2 changed to solution
Passo 27
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 6 in F3 changed to solution
Last candidate 4 in G6 changed to solution
Last candidate 3 in H9 changed to solution
Passo 28
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 5 in D3 changed to solution
Last candidate 8 in F8 changed to solution
Last candidate 7 in H6 changed to solution
Passo 29
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 6 in D8 changed to solution
Last candidate 7 in F5 changed to solution
Passo 30
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 8 in D5 changed to solution
Last candidate 4 in F2 changed to solution
Passo 31
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 2 in E1 changed to solution
Last candidate 9 in F7 changed to solution
Last candidate 5 in H2 changed to solution
Passo 32
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 5 in B1 changed to solution
Last candidate 2 in B2 changed to solution
Last candidate 9 in D1 changed to solution
Last candidate 7 in D2 changed to solution
Last candidate 2 in D7 changed to solution
Last candidate 4 in E7 changed to solution
Last candidate 3 in F1 changed to solution
Last candidate 4 in H1 changed to solution