Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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