Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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