Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Go back and make a different choice.

 

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