Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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