Langer's Sudoku Assistant

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

 

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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