Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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