Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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