PlaySudoku.us
Expert · Puzzle #999
6
4
5
2
5
1
6
9
7
7
1
5
8
3
1
2
5
8
2
4
6
7
8
3
Use pencil marks to track candidates. Eliminating one candidate often triggers a chain reaction.
Use pencil marks to track candidates. Eliminating one candidate often triggers a chain reaction.
Use pencil marks to track candidates. Eliminating one candidate often triggers a chain reaction.
Use pencil marks to track candidates. Eliminating one candidate often triggers a chain reaction.