Langer's Sudoku Assistant

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