Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 8 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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