Langer's Sudoku Assistant

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