Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 9 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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