Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 9 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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