Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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