Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 2 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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