Langer's Sudoku Assistant

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