Langer's Sudoku Assistant

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

 

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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