Langer's Sudoku Assistant

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