Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 4 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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