Passi risolutivi (26)
Passo 1
Naked Singles
valore: 1
categoria doc: Getting_Started
Last candidate 9 in B6 changed to solution
Passo 2
Naked Singles
valore: 2
categoria doc: Getting_Started
Last candidate 6 in C4 changed to solution
Last candidate 6 in G6 changed to solution
Passo 3
Naked Singles
valore: 2.5
categoria doc: Getting_Started
Last candidate 5 in C5 changed to solution
Last candidate 4 in D6 changed to solution
Last candidate 2 in H6 changed to solution
Passo 4
Hidden Singles
valore: 4.5
categoria doc: Getting_Started
2 in C7 is last in row/box
2 in E9 is last in column
2 in F4 is last in row
2 in J1 is last in row/column/box
3 in E3 is last in column/box
7 in C8 is last in column
Passo 5
Naked Singles
valore: 1.9
categoria doc: Getting_Started
Last candidate 4 in C3 changed to solution
Last candidate 9 in E4 changed to solution
Passo 6
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 9 in C1 changed to solution
Last candidate 8 in H4 changed to solution
Passo 7
Naked Singles
valore: 1.7
categoria doc: Getting_Started
Last candidate 3 in B4 changed to solution
Passo 8
Naked Singles
valore: 1.6
categoria doc: Getting_Started
Last candidate 8 in A5 changed to solution
Passo 9
Hidden Singles
valore: 3.1
categoria doc: Getting_Started
7 in B3 is last in column
7 in E1 is last in row/box
Passo 10
Hidden Singles
valore: 2.9
categoria doc: Getting_Started
4 in F1 is last in column
Passo 11
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 3 in F8 changed to solution
Passo 12
Naked Singles
valore: 1.3
categoria doc: Getting_Started
Last candidate 8 in D8 changed to solution
Passo 13
Naked Singles
valore: 1.2
categoria doc: Getting_Started
Last candidate 4 in E8 changed to solution
Passo 14
Hidden Singles
valore: 2.3
categoria doc: Getting_Started
3 in D5 is last in row/column/box
8 in B1 is last in column
8 in E2 is last in row/box
Passo 15
Hidden Pair
valore: 20.9
categoria doc: Hidden_Candidates
Hidden Pair 4/9 in Col 2, on cells {G2|J2}
- removes 5 from G2
- removes 6 from J2
Passo 16
Hidden Pair
valore: 20.1
categoria doc: Hidden_Candidates
Hidden Pair 7/8 in Col 7, on cells {G7|J7}
- removes 4 from G7
- removes 4/6 from J7
Passo 17
Hidden Singles
valore: 2
categoria doc: Getting_Started
4 in B7 is last in column
Passo 18
Line/Unit Reduction
valore: 38
categoria doc: Intersection_Removal
Line/Box Reduction: 6s in box 4 remove the following in the same box:
- 6 can be removed from D1
Passo 19
Line/Unit Reduction
valore: 36.9
categoria doc: Intersection_Removal
Line/Box Reduction: 9s in box 9 remove the following in the same box:
- 9 can be removed from G9
- 9 can be removed from J9
Passo 20
Hidden Pair
valore: 17.3
categoria doc: Hidden_Candidates
Hidden Pair 3/9 in Col 9, on cells {A9|H9}
- removes 1/5 from A9
- removes 5/6 from H9
Passo 21
Rectangle Elimination
valore: 42
categoria doc: Rectangle_Elimination
If either +1[B2] or +1[D9] are ON then both are on because they are strongly linked through the hinge cell B9. If both are ON then this removes all 1s from Box 4, so neither can be 1
Last candidate 5 in B2 changed to solution
Last candidate 6 in D9 changed to solution
Passo 22
Naked Singles
valore: 0.6
categoria doc: Getting_Started
Last candidate 1 in B9 changed to solution
Last candidate 1 in D2 changed to solution
Last candidate 1 in E7 changed to solution
Last candidate 4 in J9 changed to solution
Passo 23
Naked Singles
valore: 0.4
categoria doc: Getting_Started
Last candidate 3 in A7 changed to solution
Last candidate 5 in D1 changed to solution
Last candidate 6 in E5 changed to solution
Last candidate 6 in F2 changed to solution
Last candidate 5 in G9 changed to solution
Last candidate 9 in J2 changed to solution
Passo 24
Naked Singles
valore: 0.2
categoria doc: Getting_Started
Last candidate 9 in A9 changed to solution
Last candidate 1 in F5 changed to solution
Last candidate 4 in G2 changed to solution
Last candidate 8 in G3 changed to solution
Last candidate 6 in H7 changed to solution
Last candidate 9 in H8 changed to solution
Last candidate 7 in J5 changed to solution
Passo 25
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 5 in A8 changed to solution
Last candidate 9 in G5 changed to solution
Last candidate 7 in G7 changed to solution
Last candidate 1 in H1 changed to solution
Last candidate 3 in H9 changed to solution
Last candidate 6 in J3 changed to solution
Last candidate 8 in J7 changed to solution
Passo 26
Naked Singles
valore: 0
categoria doc: Getting_Started
Last candidate 6 in A1 changed to solution
Last candidate 1 in A3 changed to solution
Last candidate 5 in H3 changed to solution