Langer's Sudoku Assistant

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

 

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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