Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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