Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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