Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

Start Over

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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