Langer's Sudoku Assistant

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

 

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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