Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 2 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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