Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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