Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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