Langer's Sudoku Assistant

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