PlaySudoku.us
Hard · Puzzle #168
6
3
7
2
1
6
8
5
4
6
7
8
2
5
7
4
3
2
6
9
5
1
6
4
5
2
7
1
Before using pencil marks, see how far you can get with pure logic and mental candidate tracking.
Before using pencil marks, see how far you can get with pure logic and mental candidate tracking.
"Success is peace of mind, which is a direct result of self-satisfaction in knowing you made the effort to become the best of which you are capable." — John Wooden
"Success is peace of mind, which is a direct result of self-satisfaction in knowing you made the effort to become the best of which you are capable." — John Wooden