Langer's Sudoku Assistant

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