Sudoku Solve Path

File json	D:\inetpub\webs\ruggeriinfo\public\sudoku\json\L3_16_04_2026_2026_05_08_14_54_08726095.json
File pdf	D:/inetpub/webs/ruggeriinfo/public/sudoku/pdf/L3_16_04_2026_2026_05_08_14_54_08726095_6_8.pdf

Grado	Tough	Livello	4 (precedente: 4)
Punteggio finale	6.8	Punteggio precedente	113
Indizi	25	# Passi	25
Versione generatore	version 3.96, 03-May-2026
Soluzione	159723486268419375347856129624981537593247861781365942872194653935678214416532798
File	D:\inetpub\webs\ruggeriinfo\public\sudoku\json\L3_16_04_2026_2026_05_08_14_54_08726095.json

Passi risolutivi (25)

Passo 1 Naked Singles valore: 0 categoria doc: Getting_Started

Last candidate 2 in J6 changed to solution

Passo 2 Hidden Singles valore: 4.9 categoria doc: Getting_Started

2 in E4 is last in column/box
4 in G6 is last in column/box
6 in J3 is last in row/box
9 in E2 is last in column/box
9 in G5 is last in column/box

Passo 3 Hidden Singles valore: 4.1 categoria doc: Getting_Started

1 in B5 is last in column
8 in B3 is last in column
8 in D5 is last in box
8 in G1 is last in box
9 in F7 is last in column

Passo 4 Naked Singles valore: 1.8 categoria doc: Getting_Started

Last candidate 5 in G8 changed to solution Last candidate 3 in G9 changed to solution

Passo 5 Hidden Singles valore: 3.1 categoria doc: Getting_Started

6 in D1 is last in row
7 in B8 is last in row

Passo 6 Pointing Pairs valore: 43.7 categoria doc: Intersection_Removal

Pair: between Box 7 and Col 2:
- 1 can be removed from A2

Passo 7 Hidden Singles valore: 2.9 categoria doc: Getting_Started

1 in A1 is last in row/box

Passo 8 Pointing Pairs valore: 41.3 categoria doc: Intersection_Removal

Pair: between Box 1 and Col 2:
- 4 can be removed from D2

Passo 9 Pointing Pairs valore: 40.9 categoria doc: Intersection_Removal

Pair: between Box 7 and Col 2:
- 7 can be removed from D2

Passo 10 Hidden Singles valore: 2.7 categoria doc: Getting_Started

7 in D9 is last in row

Passo 11 X-Wing valore: 74.3 categoria doc: X_Wing_Strategy

(Col->Row) 5 taken off C2, based on AJ24
(Col->Row) 5 taken off D2, based on AJ24
(Col->Row) 5 taken off H2, based on AJ24
(Col->Row) 5 taken off C4, based on AJ24
Last candidate 8 in C4 changed to solution Last candidate 2 in D2 changed to solution

Passo 12 Naked Singles valore: 1.1 categoria doc: Getting_Started

Last candidate 7 in F1 changed to solution

Passo 13 Naked Singles valore: 1.1 categoria doc: Getting_Started

Last candidate 6 in F5 changed to solution

Passo 14 Naked Singles valore: 1 categoria doc: Getting_Started

Last candidate 5 in C5 changed to solution Last candidate 7 in E6 changed to solution

Passo 15 Naked Singles valore: 0.9 categoria doc: Getting_Started

Last candidate 7 in A4 changed to solution Last candidate 3 in A6 changed to solution Last candidate 7 in H5 changed to solution

Passo 16 Naked Singles valore: 0.8 categoria doc: Getting_Started

Last candidate 6 in C6 changed to solution Last candidate 1 in G4 changed to solution Last candidate 3 in H2 changed to solution

Passo 17 Naked Singles valore: 0.7 categoria doc: Getting_Started

Last candidate 4 in C2 changed to solution Last candidate 7 in G2 changed to solution Last candidate 5 in H3 changed to solution Last candidate 5 in J4 changed to solution

Passo 18 Naked Singles valore: 0.6 categoria doc: Getting_Started

Last candidate 5 in A2 changed to solution Last candidate 4 in D3 changed to solution Last candidate 1 in J2 changed to solution

Passo 19 Naked Singles valore: 0.5 categoria doc: Getting_Started

Last candidate 5 in D7 changed to solution Last candidate 1 in F3 changed to solution

Passo 20 Naked Singles valore: 0.5 categoria doc: Getting_Started

Last candidate 3 in E3 changed to solution Last candidate 8 in E7 changed to solution

Passo 21 Naked Singles valore: 0.4 categoria doc: Getting_Started

Last candidate 4 in A7 changed to solution Last candidate 5 in E1 changed to solution Last candidate 6 in E8 changed to solution Last candidate 1 in E9 changed to solution

Passo 22 Naked Singles valore: 0.3 categoria doc: Getting_Started

Last candidate 8 in A8 changed to solution Last candidate 2 in H7 changed to solution

Passo 23 Naked Singles valore: 0.2 categoria doc: Getting_Started

Last candidate 3 in B7 changed to solution Last candidate 4 in H9 changed to solution Last candidate 9 in J8 changed to solution

Passo 24 Naked Singles valore: 0.1 categoria doc: Getting_Started

Last candidate 2 in B1 changed to solution Last candidate 2 in C8 changed to solution Last candidate 2 in F9 changed to solution Last candidate 8 in J9 changed to solution

Passo 25 Naked Singles valore: 0 categoria doc: Getting_Started

Last candidate 3 in C1 changed to solution Last candidate 9 in C9 changed to solution Last candidate 4 in F8 changed to solution

PDF :::: Sudoku Solve Path

Sudoku Solve Path

Passi risolutivi (25)