Langer's Sudoku Assistant

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

 

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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