Langer's Sudoku Assistant

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