Passi risolutivi (35)
Passo 1
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 9 in F8 changed to solution
Passo 2
Naked Singles
valore: 3
categoria doc: Getting_Started
Last candidate 4 in D8 changed to solution
Passo 3
Naked Singles
valore: 2.9
categoria doc: Getting_Started
Last candidate 6 in E8 changed to solution
Last candidate 8 in G8 changed to solution
Passo 4
Hidden Singles
valore: 5.1
categoria doc: Getting_Started
2 in B1 is last in column/box
2 in C5 is last in row
4 in H2 is last in column/box
8 in D3 is last in row/box
8 in H1 is last in column
Passo 5
Hidden Singles
valore: 4.3
categoria doc: Getting_Started
7 in E1 is last in box
8 in A6 is last in box
8 in C9 is last in row
8 in J5 is last in column
Passo 6
Hidden Singles
valore: 4
categoria doc: Getting_Started
6 in B6 is last in column/box
9 in G1 is last in column
Passo 7
Naked Singles
valore: 1.8
categoria doc: Getting_Started
Last candidate 1 in G3 changed to solution
Passo 8
Hidden Singles
valore: 3.5
categoria doc: Getting_Started
1 in J6 is last in row/box
Passo 9
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 2 in F6 changed to solution
Passo 10
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 9 in H6 changed to solution
Passo 11
Naked Singles
valore: 1.6
categoria doc: Getting_Started
Last candidate 4 in E6 changed to solution
Passo 12
Hidden Singles
valore: 3
categoria doc: Getting_Started
2 in D9 is last in row/box
2 in H4 is last in column/box
Passo 13
Hidden Singles
valore: 2.8
categoria doc: Getting_Started
2 in G7 is last in row/column/box
Passo 14
Naked Pair
valore: 13.1
categoria doc: Naked_Candidates
Naked Pair 3/6 on cells {H3|J3} means
- 3/6 can be removed from A3
- 3 can be removed from B3
- 3/6 can be removed from C3
Last candidate 9 in C3 changed to solution
Passo 15
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 6 in C7 changed to solution
Passo 16
Naked Singles
valore: 1.2
categoria doc: Getting_Started
Last candidate 3 in C2 changed to solution
Passo 17
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 1 in A1 changed to solution
Passo 18
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 3 in F1 changed to solution
Passo 19
Hidden Singles
valore: 2
categoria doc: Getting_Started
6 in A2 is last in row/column/box
Passo 20
Naked Pair
valore: 9.8
categoria doc: Naked_Candidates
Naked Pair 5/7 on cells {H5|H7} means
- 5 can be removed from H9
Passo 21
Hidden Pair
valore: 18.4
categoria doc: Hidden_Candidates
Hidden Pair 1/9 in Row B, on cells {B7|B9}
- removes 4/7 from B7
- removes 3/4 from B9
Passo 22
Pointing Pairs
valore: 27.2
categoria doc: Intersection_Removal
Pair: between Box 3 and Row A:
- 4 can be removed from A4
Passo 23
Pointing Pairs
valore: 26.8
categoria doc: Intersection_Removal
Pair: between Box 8 and Col 4:
- 5 can be removed from B5
Passo 24
Unique Rectangle Type 1
valore: 34.7
categoria doc: Unique_Rectangle
Uniqueness Type 1 removing 3/6 at J9 because of H9,H3,J3
Passo 25
Hidden Singles
valore: 1.7
categoria doc: Getting_Started
6 in H9 is last in column/box
6 in J3 is last in row
Passo 26
Naked Singles
valore: 0.8
categoria doc: Getting_Started
Last candidate 3 in H3 changed to solution
Passo 27
Hidden Singles
valore: 1.5
categoria doc: Getting_Started
3 in A9 is last in column
3 in J8 is last in row/box
Passo 28
Naked Singles
valore: 0.7
categoria doc: Getting_Started
Last candidate 5 in A4 changed to solution
Last candidate 7 in B8 changed to solution
Passo 29
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 7 in A3 changed to solution
Last candidate 4 in A7 changed to solution
Last candidate 5 in B3 changed to solution
Passo 30
Bi-value Universal Grave
valore: 32.2
categoria doc: BUG
BUG found in E2, 1 must be the solution
All other incomplete cells contain two candidates apart from E2. Other candidates in E2 would create two or more solutions so they can be removed.
Last candidate 1 in E2 changed to solution
Passo 31
Naked Singles
valore: 0.5
categoria doc: Getting_Started
Last candidate 9 in D2 changed to solution
Last candidate 3 in E5 changed to solution
Last candidate 5 in E9 changed to solution
Last candidate 5 in F2 changed to solution
Passo 32
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 4 in B5 changed to solution
Last candidate 7 in D4 changed to solution
Last candidate 9 in E4 changed to solution
Last candidate 1 in F7 changed to solution
Last candidate 4 in G9 changed to solution
Passo 33
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 3 in B4 changed to solution
Last candidate 9 in B7 changed to solution
Last candidate 1 in D5 changed to solution
Last candidate 5 in G5 changed to solution
Last candidate 4 in J4 changed to solution
Last candidate 9 in J9 changed to solution
Passo 34
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 1 in B9 changed to solution
Last candidate 7 in H5 changed to solution
Last candidate 7 in J7 changed to solution
Passo 35
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 5 in H7 changed to solution