Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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