Langer's Sudoku Assistant

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