Langer's Sudoku Assistant

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

 

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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