Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 1 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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