Langer's Sudoku Assistant

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

 

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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