PlaySudoku.us
Hard · Puzzle #889
9
1
6
5
3
6
1
4
7
5
2
3
4
6
9
4
2
8
3
1
3
7
7
4
1
5
6
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.