Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Go back and make a different choice.

 

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

 

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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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