Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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