Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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