Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 8 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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