Langer's Sudoku Assistant

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

 

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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