Langer's Sudoku Assistant

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