Passi risolutivi (25)
Passo 1
Hidden Singles
valore: 6.4
categoria doc: Getting_Started
5 in F1 is last in row/box
8 in A2 is last in column
8 in H1 is last in row/box
Passo 2
Hidden Singles
valore: 5.7
categoria doc: Getting_Started
4 in D1 is last in column
4 in G2 is last in box
4 in H4 is last in row
8 in B9 is last in column/box
8 in C6 is last in row
Passo 3
Hidden Singles
valore: 5.1
categoria doc: Getting_Started
3 in F9 is last in column
5 in A5 is last in box
8 in E5 is last in row/column/box
Passo 4
Hidden Singles
valore: 4.7
categoria doc: Getting_Started
2 in A4 is last in row
3 in E2 is last in column
Passo 5
Hidden Singles
valore: 4.4
categoria doc: Getting_Started
2 in J5 is last in column
Passo 6
Hidden Singles
valore: 4.1
categoria doc: Getting_Started
2 in B1 is last in column
2 in G3 is last in row/box
Passo 7
Hidden Singles
valore: 3.9
categoria doc: Getting_Started
3 in H3 is last in column/box
Passo 8
Hidden Singles
valore: 3.7
categoria doc: Getting_Started
5 in J3 is last in column/box
Passo 9
Hidden Singles
valore: 3.5
categoria doc: Getting_Started
5 in C8 is last in column
Passo 10
Hidden Singles
valore: 3.3
categoria doc: Getting_Started
3 in B8 is last in column/box
3 in C4 is last in row
Passo 11
Hidden Singles
valore: 2.9
categoria doc: Getting_Started
3 in G6 is last in row/column/box
4 in B7 is last in row/box
4 in E8 is last in column
Passo 12
Hidden Singles
valore: 2.6
categoria doc: Getting_Started
5 in G7 is last in row
5 in H6 is last in column/box
7 in B3 is last in row
7 in C7 is last in box
Passo 13
Naked Singles
valore: 1.1
categoria doc: Getting_Started
Last candidate 9 in C1 changed to solution
Passo 14
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 6 in C3 changed to solution
Last candidate 7 in J1 changed to solution
Passo 15
Naked Singles
valore: 0.9
categoria doc: Getting_Started
Last candidate 9 in J2 changed to solution
Passo 16
Hidden Singles
valore: 1.7
categoria doc: Getting_Started
6 in A7 is last in column
7 in E4 is last in row
7 in H9 is last in row/box
Passo 17
Chute Remote Pair
valore: 37.8
categoria doc: Chute_Remote_Pairs
9 cannot be set in the yellow cells {G6,H6,J6} and with the Remote Pair in B5 and F4 it means:
- 1 can be removed from B4
Passo 18
Hidden Singles
valore: 1.5
categoria doc: Getting_Started
1 in F4 is last in column
Passo 19
Naked Pair
valore: 6.6
categoria doc: Naked_Candidates
Naked Pair 2/9 on cells {D6|E6} means
- 9 can be removed from B6
Passo 20
Line/Unit Reduction
valore: 24.8
categoria doc: Intersection_Removal
Line/Box Reduction: 9s in box 6 remove the following in the same box:
- 9 can be removed from D8
- 9 can be removed from D9
- 9 can be removed from E7
Passo 21
Bi-value Universal Grave
valore: 35.5
categoria doc: BUG
BUG+1 found in D8, 1 must be the solution
All other incomplete cells contain two candidates apart from D8. Other candidates in D8 would lead to zero, two or more solutions so they can be removed.
Last candidate 1 in D8 changed to solution
Passo 22
Naked Singles
valore: 0.3
categoria doc: Getting_Started
Last candidate 9 in A8 changed to solution
Last candidate 9 in D3 changed to solution
Last candidate 6 in D9 changed to solution
Last candidate 2 in E7 changed to solution
Last candidate 6 in J8 changed to solution
Passo 23
Naked Singles
valore: 0.1
categoria doc: Getting_Started
Last candidate 1 in A9 changed to solution
Last candidate 2 in D6 changed to solution
Last candidate 1 in E3 changed to solution
Last candidate 9 in E6 changed to solution
Last candidate 9 in F7 changed to solution
Last candidate 7 in F8 changed to solution
Last candidate 9 in G9 changed to solution
Last candidate 1 in J6 changed to solution
Passo 24
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 6 in B6 changed to solution
Last candidate 7 in D2 changed to solution
Last candidate 2 in F2 changed to solution
Last candidate 6 in G4 changed to solution
Last candidate 9 in H5 changed to solution
Last candidate 1 in H7 changed to solution
Passo 25
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 9 in B4 changed to solution
Last candidate 1 in B5 changed to solution