Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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