Langer's Sudoku Assistant

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