Langer's Sudoku Assistant

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