Langer's Sudoku Assistant

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

 

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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