Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 3 is invalid. Go back and make a different choice.

 

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

 

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