Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 2 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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