Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 2 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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