Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 2 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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