Langer's Sudoku Assistant

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