Langer's Sudoku Assistant

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

 

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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