Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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