Langer's Sudoku Assistant

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