Langer's Sudoku Assistant

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

 

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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