Langer's Sudoku Assistant

Invalid Sudoku!

Row 1 is invalid. Column 8 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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