Langer's Sudoku Assistant

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