Langer's Sudoku Assistant

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