Langer's Sudoku Assistant

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

 

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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