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.

 

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

 

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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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