Langer's Sudoku Assistant

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

 

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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