Langer's Sudoku Assistant

Invalid Sudoku!

Row 1 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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