Langer's Sudoku Assistant

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

 

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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