Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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