PlaySudoku.us
Hard · Puzzle #584
8
6
9
4
3
4
7
8
9
2
1
9
2
5
3
3
9
2
6
3
1
8
9
7
4
9
Always update pencil marks immediately after placing a digit — stale marks cause almost all solving errors.
Always update pencil marks immediately after placing a digit — stale marks cause almost all solving errors.
Can you solve today's Evil puzzle without using any hints? True masters need no assistance.
Can you solve today's Evil puzzle without using any hints? True masters need no assistance.