Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 3 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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