Langer's Sudoku Assistant

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

 

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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