Langer's Sudoku Assistant

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

 

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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