Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 5 is invalid. Go back and make a different choice.

 

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

 

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