Langer's Sudoku Assistant

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