Langer's Sudoku Assistant

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

 

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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