Langer's Sudoku Assistant

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

 

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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