Langer's Sudoku Assistant

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