Langer's Sudoku Assistant

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