Langer's Sudoku Assistant

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

 

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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