Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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