Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 1 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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