Langer's Sudoku Assistant

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