Langer's Sudoku Assistant

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

 

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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