Langer's Sudoku Assistant

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

 

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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