Langer's Sudoku Assistant

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

 

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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