Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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