Langer's Sudoku Assistant

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