Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 1 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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