Langer's Sudoku Assistant

Invalid Sudoku!

Row 4 is invalid. Column 5 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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