Langer's Sudoku Assistant

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