Langer's Sudoku Assistant

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