Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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