Langer's Sudoku Assistant

Invalid Sudoku!

Row 1 is invalid. Column 5 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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