Langer's Sudoku Assistant

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