Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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