Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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