Langer's Sudoku Assistant

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

 

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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