Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 3 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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