Langer's Sudoku Assistant

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