Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Go back and make a different choice.

 

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

 

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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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