Langer's Sudoku Assistant

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