Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 2 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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