Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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