Langer's Sudoku Assistant

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