Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 4 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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