Langer's Sudoku Assistant

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

 

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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