Langer's Sudoku Assistant

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