Langer's Sudoku Assistant

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

 

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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