Langer's Sudoku Assistant

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

 

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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