Langer's Sudoku Assistant

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

 

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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