Langer's Sudoku Assistant

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

 

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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