Langer's Sudoku Assistant

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

 

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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