Langer's Sudoku Assistant

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