Langer's Sudoku Assistant

Invalid Sudoku!

Column 1 is invalid. Go back and make a different choice.

 

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

 

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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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