Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Go back and make a different choice.

 

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

 

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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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