Langer's Sudoku Assistant

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