Langer's Sudoku Assistant

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

 

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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