Langer's Sudoku Assistant

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