Langer's Sudoku Assistant

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

 

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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