Langer's Sudoku Assistant

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