Langer's Sudoku Assistant

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