Langer's Sudoku Assistant

Invalid Sudoku!

Column 3 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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