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.

 

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

 

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