Langer's Sudoku Assistant

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