Langer's Sudoku Assistant

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

 

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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