Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 4 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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