Langer's Sudoku Assistant

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

 

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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