Langer's Sudoku Assistant

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

 

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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