Langer's Sudoku Assistant

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

 

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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