Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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