Langer's Sudoku Assistant

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