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.

 

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

 

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