Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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