Langer's Sudoku Assistant

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

 

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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