Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 9 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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