Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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