Langer's Sudoku Assistant

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