Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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