Langer's Sudoku Assistant

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