Langer's Sudoku Assistant

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