Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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