Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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