Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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