Langer's Sudoku Assistant

3
6
9
4
1
2
8
5
7
5
8
1
9
7
3
6
4
2
2
7
4
8
5
6
1
9
3
5
9
1
6
8
3
2
7
4
3
2
8
4
5
7
1
6
9
6
4
7
9
1
2
3
8
5
7
3
6
1
4
8
9
2
5
8
9
4
2
3
5
7
1
6
5
2
1
7
6
9
4
3
8

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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