Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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