Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 5 is invalid. Go back and make a different choice.

 

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

 

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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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