Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 5 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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