Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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