PlaySudoku.us
Medium · Puzzle #162
8
9
7
3
1
9
6
6
5
5
1
2
7
4
7
8
2
3
9
3
1
5
8
1
9
8
4
5
4
8
7
5
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.
"Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time." — Thomas Edison
"Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time." — Thomas Edison