Langer's Sudoku Assistant

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

 

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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