Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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