Langer's Sudoku Assistant

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