Langer's Sudoku Assistant

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

 

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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