Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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