Langer's Sudoku Assistant

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