Langer's Sudoku Assistant

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

 

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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