Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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