Langer's Sudoku Assistant

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