Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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