Langer's Sudoku Assistant

Invalid Sudoku!

Column 1 is invalid. Go back and make a different choice.

 

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

 

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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