Langer's Sudoku Assistant

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